designing a program to avoid common errors is called ________ programming.

Answers

Answer 1

Designing a program to avoid common errors is called defensive programming.

Defensive programming is a design approach in software engineering that aims to minimize the impact of errors and reduce the likelihood of bugs or failures in a program. Defensive programming involves a range of techniques, such as input validation, error handling, and defensive coding practices, to help ensure that a program operates reliably and securely in a variety of situations.

By incorporating these techniques into the design and implementation of a program, developers can help to reduce the likelihood of bugs, improve program reliability and security, and make it easier to maintain and extend the program over time.

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Related Questions

what is the type of software that locks your device until you pay a hacker to gain access again?

Answers

I’m not 100% sure, but I think it is Malware

what are two advantages of static routing over dynamic routing

Answers

Static routing offers simplicity and control as administrators manually configure routes, while dynamic routing has adaptability and automatic route adjustment. The choice depends on network requirements and scalability needs.

Static routing and dynamic routing are two approaches used in network routing. Static routing involves manually configuring routes in a network, while dynamic routing relies on routing protocols to automatically determine the best paths for data transmission. Here are two advantages of static routing over dynamic routing:

1. Simplicity and Control: Static routing is easier to configure and manage as it requires manual configuration of routes. Administrators have complete control over the routing decisions and can determine the exact paths for data to follow. This control allows for precise traffic engineering and network customization.

2. Reduced Overhead: Static routing doesn't rely on periodic updates or complex algorithms to calculate routes. This eliminates the overhead associated with exchanging routing information and performing route calculations. Consequently, static routing can be more efficient in terms of network resources and computational power.

However, it's important to note that dynamic routing offers benefits like adaptability and automatic route adjustment, which are crucial in larger and more dynamic networks. The choice between static and dynamic routing depends on the specific network requirements and scalability needs.

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create a phone book program that enables users to enter names and phone numbers of friends and acquaintances. create a structure to hold contact information, and use calloc() to reserve the first memory segment. the user should be able to add or modify phone book entries through a menu. use the realloc() function to add contiguous memory segments to the original memory block when a user adds a new phone book entry.

Answers

The phone book program that enables users to enter names will be:

#include<stdio.h>

#include<stdlib.h>

struct phonebook{

char name[10];

double phoneno;

};

int main()

{

int t,i,total;

typedef struct phonebook phone;

phone *arr;

arr = (phone *)calloc(1,sizeof(phone));

printf("want to add a phone number:(0/1)\t");

scanf("%d",&t);

i = 1;

while(t!=0)

{

printf("enter name:\t");

scanf("%s",arr[i-1].name);

printf("enter phoneno:\t");

scanf("%lf",&arr[i-1].phoneno);

printf("want to add a phone number:(0/1)\t");

scanf("%d",&t);

i++;

arr = (phone *)realloc(arr,i*sizeof(phone));

}

total = i;

for(i=0;i<total-1;i++)

{

printf("name:\t%s",arr[i].name);

printf("\tphoneno:\t%.0lf\n",arr[i].phoneno);

}

What is a computer program?

A computer program is a set of instructions written in a programming language that a computer can execute. Software includes computer programs as well as documentation and other intangible components.

Source code refers to a computer program in its human-readable form. The program based on the information is illustrated above.

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Why is it important to include inserts in our scenes?

Answers

Answer:

An insert shot is any shot that's sole purpose is to focus the viewer's attention to a specific detail within a scene. These shots are often placed from the point of view of a character, suggesting that we see what the character sees during a moment of concentration.

Explanation: Hope this helped! :)

An insert shot is any shot that's sole purpose is to focus the viewer's attention to a specific detail within a scene. These shots are often placed from the point of view of a character, suggesting that we see what the character sees during a moment of concentration.

A data analytics company has some data stored on Amazon S3 and wants to do SQL based analysis on this data with minimum effort. As a Cloud Practitioner, which of the following AWS services will you suggest for this use case?

Answers

For the data analytics company that wants to perform SQL-based analysis on data stored in Amazon S3 with minimum effort, AWS Athena is the recommended AWS service.

For the given use case, I would propose using AWS Athena. AWS Athena is an intelligent question administration that permits you to examine information straightforwardly from Amazon S3 utilizing standard SQL inquiries, without the need to set up or deal with any framework.

Here is a short clarification of why AWS Athena is a reasonable decision:

SQL-based Investigation: SQL queries are supported by AWS Athena, making data analysis and SQL development simpler. They can compose recognizable SQL inquiries to remove bits of knowledge from the put away information.

Fully managed and serverless: Athena is a serverless help, meaning you don't have to arrangement or deal with any framework. It naturally scales in view of the question responsibility, permitting you to zero in on the examination as opposed to framework the board.

Connectivity to Amazon S3: Athena has a direct connection to Amazon S3, which is where your data is stored. This saves time and effort by not requiring the data to be moved or transformed into a separate data warehouse prior to analysis.

Pricing at the Per-Query Level: You only pay for the queries you run with Athena. There are no forthright expenses or progressing responsibilities. This financially savvy estimating model makes it reasonable for impromptu or incidental examination.

To get started with AWS Athena, you'll need to create a database and table schema to provide the structure needed to query the data. You can use the AWS Management Console, CLI, or API to run SQL queries to obtain insights from your Amazon S3 data once the schema has been defined.

Overall, AWS Athena is a simple and effective way to perform SQL-based analysis on Amazon S3 data with little effort and no need for infrastructure management.

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A piece of hardware used to enter data into a computer: Output Device Backing Storage Device Programming language Input Device

Answers

Answer:

Input Device.

Explanation:

A piece of hardware used to enter data into a computer is known as an input device.

Basically, this input device is also known as peripherals and it comprises of all of the devices that are interconnected with the CPU. Some examples of input devices used with a computer includes keyboards, scanner, mouse, etc. They avail the end users the ability to send an information to the computer system for processing into a desired output.

Explain why it is important to use the correct spatial
referencing method, map projection and datum in a GIS project

Answers

Answer:

Using the correct spatial referencing method, map projection, and datum in a Geographic Information System (GIS) project is crucial for several reasons:

Explanation:

Accurate Geospatial Analysis: GIS projects involve analyzing and visualizing spatial data. Choosing the appropriate spatial referencing method ensures that the data aligns accurately with the real-world geographic coordinates. It enables accurate geospatial analysis, such as measuring distances, calculating areas, and performing spatial queries.

Data Integration and Interoperability: GIS projects often involve combining datasets from various sources and integrating them into a common spatial framework. Using consistent map projections and datums ensures that different datasets align properly and can be integrated seamlessly. It facilitates data interoperability, allowing different GIS layers to be overlaid and analyzed together accurately.

Avoiding Distortions and Errors: Different map projections introduce distortions in representing the curved Earth surface on a flat map. Each map projection has its own strengths and limitations, and choosing the appropriate one for a specific project minimizes distortions and errors. Using an unsuitable map projection can lead to inaccuracies, such as misshapen features, distorted distances, or incorrect spatial relationships.

Coordinate Transformation and Data Sharing: GIS projects often require sharing data with others or integrating data from different regions or coordinate systems. By using the correct datum and coordinate transformation techniques, data can be accurately converted between different spatial referencing systems, ensuring seamless data sharing and integration. It facilitates collaboration among different stakeholders and allows for the proper analysis of data across different geographic areas.

Standardization and Consistency: Following established spatial referencing methods, map projection standards, and datums ensures consistency across GIS projects and promotes interoperability with existing geospatial datasets and systems. It enables data sharing, comparison, and analysis between different projects and organizations, fostering a standardized and compatible geospatial data environment.

Select the correct answer.
Max is a sales representative who wants to sell a wireless network setup to potential clients. What point should he emphasize to pitch his sale?
A that a wireless network is more secure than a wired network
ОВ. that a wireless network requires no hardware to set up
OC. that a wireless network provides portability at a reduced cost
OD. that a wireless network would prevent network access to other users

Answers

Answer:

The answer woulb be D. that a wireless network would prevent network acces to other users

Explanation:

Hope this is correct for you if not I am sorry I could not help but if this is right then YASS I am good at answering questions!!!!!!

Answer:

The correct answer is C; the others are incorrect.

Explanation:

Which of the following Java operators can be used with boolean variables?

Choose all that apply

A. ==

B. +

C. --

D. !

E. %

F. <=

Answers

In Java, the operators that can be used with boolean variables are the equality operator (==) for comparing boolean values and the logical NOT operator (!) for negating a boolean value.

In Java, the following operators can be used with boolean variables:

A. == (equality operator) - used to check if two boolean values are equal.

D. ! (logical NOT operator) - used to negate a boolean value. For example, if the boolean variable is true, applying the logical NOT operator will result in false.

Therefore, options A and D are the correct choices. The equality operator (==) is used for comparing boolean values, and the logical NOT operator (!) is used for negating a boolean value. The remaining options B, C, E, and F are not applicable to boolean variables.

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I’m completely lost...can someone help!

Im completely lost...can someone help!

Answers

Answer:

2,000

Explanation:

I am in collage

Answer: i wish i could help you

Explanation:

i wish i could help you

which of the following are best practices when organizing data? select all that apply. 1 point use foldering to organize files into folders delete your old project data align your naming and storage practices with your team apply logical and descriptive naming conventions

Answers

The best practices when organizing data are as follows:

Use foldering to organize files into folders.

Apply logical and descriptive naming conventions.

Align your naming and storage practices with your team.

According to the given information, the best practices when organizing data are using foldering to organize files into folders, applying logical and descriptive naming conventions, and aligning your naming and storage practices with your team. It's important to organize data so that it can be quickly and efficiently accessed in the future. By using folders, you can keep similar types of files together, making it easy to find what you're looking for. Additionally, you should use logical and descriptive naming conventions so that you can easily recognize what each file is about, and align your naming and storage practices with your team to ensure everyone is on the same page. You should not delete old project data, as this can be valuable for future reference or to use as a template for future projects.

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What is problem scoping brief explanation in Artificial intelligence

Answers

Answer:

prime minister of england

5. (5 points) Construct the truth table and determine whether the proposition is a tautology, contradie tion, or contingency PNP V-9)

Answers

The given statement is P ∨ ¬P. To evaluate whether the given statement is a tautology, contradiction or contingency, we construct a truth table. The truth table for the given statement is as follows: P¬PP ∨ ¬PTrue False False ∨ True True False True ∨ FalseTrue True False ∨ False False True .

The truth table above shows that the given statement P ∨ ¬P is a tautology. This means that the statement is true for all possible truth values of its propositional variables. Therefore, the statement is true regardless of the truth values of P and ¬P.Table for P ∨ ¬PP¬PP ∨ ¬PTrueFalseFalse ∨ True True True FalseTrue ∨ FalseTrueTrueFalse ∨ FalseFalseAs shown in the truth table, the given statement P ∨ ¬P is a tautology.

This implies that the statement is true for all possible truth values of its propositional variables. As a result, the statement is always true regardless of the truth values of P and ¬P.A tautology is a type of compound statement that is always true. It can be obtained by combining two or more simple statements using logical connectives. This means that the truth value of the tautology is always true irrespective of the truth values of the propositions it is composed of.

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convert the binary numbers into decimal 100000​

Answers

Answer:

32₁₀

Explanation:

Start off by multypling each digit by 2 to the power of it's place value, and then add them together.

The base is 2 in the binary number because it uses two possible numbers: 1 and 0.

The base is 10 in the result because normal digits have 10 different numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.

(100000)₂ = (1 × 2⁵) + (0 × 2⁴) + (0 × 2³) + (0 × 2²) + (0 × 2¹) + (0 × 2⁰) = (32)₁₀

What is the difference between weak AI and strong AI?

Answers

Explanation:Strong AI has a complex algorithm that helps it act in different situations, while all the actions in weak AIs are pre-programmed by a human. Strong AI-powered machines have a mind of their own. They can process and make independent decisions, while weak AI-based machines can only simulate human behavior.

anybody wanting to trade for a season 1 or 2 or 3 or 4 and maybe 5 fortnight acc

Answers

maybe I would like to trade

You are setting up a network for a new company management is primarily concerned with emi or signal capture which network medium is the least susceptible to these issue?

Answers

You are setting up a network for a new company management is primarily concerned with EMI or signal capture in Fiber optic.

What is EMI?

EMI happens due to the near dating between strength and magnetism. All electrical go with the flow produces a small magnetic area. Conversely, a transferring magnetic subject produces an electrical modern-day and those principles allow electric-powered automobiles and turbines to paint.

The EMI process is extraordinarily easy. Every financial institution has a certain minimum quantity of purchases that has to be made. once the total purchase amount at a service provider exceeds this defined amount, the cardholder gets an alternative on the service provider's Platform to make the price through Debit Card EMI.

EMI, which stands for equated monthly installment, is the monthly amount of bills we make towards a loan we opted for. “EMI payments consist of contributions toward each fundamental and hobby at the loan quantity. The interesting aspect constitutes the essential portion of the EMI payment inside the initial tiers.

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see the file attached!​

see the file attached!

Answers

Mail Merge is a handy feature that incorporates data from both Microsoft Word and Microsoft Excel and allows you to create multiple documents at once, such as letters, saving you the time and effort of retyping the same letter over and over.The Mail Merge feature makes it easy to send the same letter to a large number of people.By using Mail Merge, we don't have to type each recipient's name separately in each letter.We need to proofread only the main document network database systems object- oriented database system Hierarchical database system.

suppose you are interested in detecting the number of hosts behind a nat. you observe that the ip layer stamps an identification number sequentially on each ip packet. the identification number of the first ip packet generated by a host is a large random number, and the identification numbers of the subsequent ip packets are sequentially assigned. assume all ip packets generated by hosts behind the nat are sent to the outside world.

Answers

Because all IP packets are broadcast to the outside world, we can employ a packet sniffer to capture all IP packets created by hosts behind a NAT.

We can arrange IP packets with successive IDs into a cluster because each host creates a sequence of IP packets with sequential numbers and a separate beginning ID. The cluster count signifies the number of hosts behind the NAT.

What is an IP Packet?

A network packet is a structured unit of data transported by a packet-switched network in telecommunications and computer networking. A packet is made up of control information and user data, which is often referred to as the payload. Control data offers information for conveying the payload.

The Internet Protocol (IP) is a network layer protocol that deals with routing. It ensures that packets reach at their intended destination. The protocol that packets use can occasionally define them.

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Full Question:

Suppose you are interested in detecting the number of hosts behind a NAT. You observe that the IP layer stamps an identification number sequentially on each IP packet. The identification number of the first IP packet generated by a host is a random number, and the identification numbers of the subsequent IP packets are sequentially assigned. Assume all IP packets generated by hosts behind the NAT are sent to the outside world.

A) Based on this observation, and assuming you can sniff all packets sent by the NAT to the outside, can you outline a simple technique that detects the number of unique hosts behind a NAT?

Given the following while loop, what is the value assigned to variable z for the given values of variables a, b and c?

mult = 0
while a < 10:
mult = b * a
if mult > c:
break
a = a + 1
z = a

Answers

In the while loop, the value assigned to variable z for the given values of variables a, b and c depends on the values of a,b,c.

mult = 0

while a < 10:

mult = b * a

if mult > c:

break

a = a + 1

z = a.

The value assigned to variable z for the given values of variables a, b, and c is the last value of a that was used in the loop. For instance, if the given values of the variables are a = 7, b = 5, and c = 40, the value of z is 7 since the loop runs only when a is less than 10, and it stops once the product of b and a (mult) is greater than c. Therefore, the last value of a used was 7, so that value is assigned to variable z.The above while loop can be written as:mult = 0while a < 10:mult = b * aif mult > c:breaka = a + 1z = a

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How does each additional block added to the blockchain strengthen the integrity of the entire chain?

Answers

Answer:

Explanation:

The more blocks in the blockchain, the more opportunities for data on the network to be verified. More blocks means that it is less of a chance that the entire network will be compromised by one person or one group.

A blockchain exists as a decentralized ledger of all transactions across a peer-to-peer network.

What is blockchain?

A blockchain exists as a decentralized ledger of all transactions across a peer-to-peer network. Utilizing this technology, participants can verify transactions without a need for a central clearing authority. Potential applications can contain fund transfers, settling trades, voting, and many other problems.

Blockchain exists as a shared, immutable ledger that simplifies the process of recording transactions and tracking assets in a company network. An investment can be tangible (a house, car, cash, land) or intangible (intellectual property, patents, copyrights, branding).

The more blocks in the blockchain, the more possibilities for data on the network to be confirmed. More blocks mean that it stands less of a chance that the whole network will be compromised by one individual or one group.

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Write a program that reads and unspecified number of integers, determines how many positive and negative values have been read, and computes the total and average of the input values (not counting zeroes). The program ends when the user enters 0. The average must be displayed as a floating point. All other values must be displayed as an integer. (For Python)

Answers

Answer:

The program was wrote in the version 3.9.5 of python and it's in the homework.txt file.

1) Lux Corporation has issued 2,500 shares of common stock and 500 shares of preferred stock for a lump sum of $95,000 cash.Instructions (a) Give the entry for the issuance assuming the par value of the common stock was $8 and the fair value $28, and the par value of the preferred stock was $35 and the fair value $65. (Each valuation is on a per share basis and there are ready markets for each stock.) (b) Give the entry for the issuance assuming the same facts as (a) above except the preferred stock has no ready market and the common stock has a fair value of $30 per share.

Answers

The journal entry for Lux Corporation's issuance of 2,500 shares of common stock and 500 shares of preferred stock, assuming common stock par value of $8 and fair value of $28, and preferred stock par value of $35 and fair value of $65, would be:

Common Stock: $70,000

Paid-in Capital in Excess of Par: $62,500

Preferred Stock: $30,000

In the first step, we determine the total par value of the common stock and the preferred stock by multiplying the number of shares issued by their respective par values. For the common stock, it would be 2,500 shares x $8 = $20,000, and for the preferred stock, it would be 500 shares x $35 = $17,500.

In the second step, we calculate the amount of paid-in capital in excess of par for each stock. This is done by subtracting the par value from the fair value of each stock. For the common stock, it would be $28 - $8 = $20 per share, and since 2,500 shares were issued, the total amount would be $20 x 2,500 = $50,000. For the preferred stock, it would be $65 - $35 = $30 per share, and since 500 shares were issued, the total amount would be $30 x 500 = $15,000.

Finally, we record the journal entry by debiting the appropriate accounts and crediting the corresponding accounts. The common stock and preferred stock accounts are debited for their respective par values, while the paid-in capital in excess of par accounts are credited for the difference between the fair value and par value of each stock.

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WILL GIVE BRAINLIEST! 20 POINTS! PLZ HELP!

What does the following line of code do?

if (num2==50){

A. It creates a variable called num2 and sets it equal to 50.

B. It checks whether a variable called num2 is equal to 50.

C. It prints num2 == 50.

D. It requests user input if the variable num2 is equal to 50.

Answers

Answer:

B

Explanation:

== returns true if both the left side and right side are equal

Answer:

D

Explanation:

A good technical writer will make one document for all audiences, no matter what age or ability. True or False? (I’ll give the crown)

Answers

Answer:

It is True

Explanation:

A writer wants to make there readers happy so they can get rich so..... I think it is true.

they brats so times.

Hope this helps

Match each type of Save option on the left with a function on the right.

Match each type of Save option on the left with a function on the right.

Answers

Answer:

the above is correct

Explanation:

True or false? the right-most part of an ip address is used to identify the network that a device belongs to.

Answers

The right-most part of an IP address is used to identify the network that a device belongs to is a false statement.

What is an IP address?

An IP address is known to be a term that connote a special form of an address that helps to tell or identifies a device on the internet or any kind of local network.

Norte that the IP stands for "Internet Protocol," which is the group of rules ruling  the format of data sent through the use of the internet or local network.

Therefore, The right-most part of an IP address is used to identify the network that a device belongs to is a false statement.

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given the schema item(itemid, name, category, price) itemsale(transid, itemid, qty) transaction(transid, custid, date) customer(custid, name, street-addr, city) where primary keys are underlined, write the following queries in sql: a. find the name and price of the most expensive item (if more than one item is the most expensive, print them all).

Answers

Given the schema item(itemid, name, category, price) itemsale(transid, itemid, qty) transaction(tran_sid, custid, date) customer(custid, name, street-addr, city), to find the name and price of the most expensive item (if more than one item is the most expensive, print them all) is given below:

The SQL Code

SET  p 1 : = ( SELECT MAX ( price ) FROM items);

SELECT * FROM items WHERE price =  p 1 ;

Using variables, p1 stores the maximum price from the table items and then uses the variable p1 in the following query to return all records which have that maximum price without limiting the number of records as you desired.

Other ways of getting the same result are given below:

2. SELECT * FROM items

WHERE itemID IN (

  SELECT itemID FROM items

  WHERE price IN (

     SELECT MAX(price) FROM  items

  )

);  

3. SELECT * FROM items

WHERE price IN (

  SELECT MAX ( price ) FROM items

) ;

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7. What enhancing techniques that lines the interior of drawers and boxes resulted to soft velvety finish? A. Wood Turning b. Painting c. Etching d. Flocking

Answers

Answer:

d. Flocking

Explanation:

Flocking is one of the methods that is used to bring a finishing and decorative touch in the furniture. It is a process in which very fine particles are placed on the surface of the furniture to provide a texture to it. This process helps in adding a texture, providing a distinct color, and for better maintenance of the product. In the interior of the drawers and boxes, flocking is done so as to bring a soft and velvety finish.

How would you code 135 minutes and turn it into 2 hours and 15 minutes, using integer/modular division, in Javascript?

135 to 2h15

Answers

mins = 135;

alert("There are "+(Math.floor(mins/60))+" hour(s) and "+(mins%60)+" min(s).");

That's how I would do it. I hope this helps!

Other Questions
ollowing is information from eagle inc. for year 7, ($ in thousands). total revenue $2,887,892 total revenue growth rate 4% net operating profit margin (nopm) 5.7% net operating profit after tax (nopat) $207,262 net operating asset turnover (noat) 4.37 projected net operating assets (noa) for year 8 is: Alpaca yarn employs factory workers to hand spin wool yarn and fabric in a workshop on the company farm. which economic questions does this statement answer?a: how much to produce? how much to charge?b: how to produce? how much to produce?c: what to produce? for whom to produce?d: what to produce? how to produce?i know we can eliminate the first one and the second one because they don't ask for that so i am torn between c and d 20 g of carbon dioxide is placed in a 0.75 l bottle and sealed. what is the pressure in the bottle if the temperature is 25 c? In how many ways can you share 6 identical cookies among 4 people so that everyone gets at least one cookie? Why is it important for professionals in any field to be accurate and precise with their data collection?? when deciding on schedules, the construction manager takes into account probabilities related to delays in materials or the potential for bad weather that could impact progress. the manager is accounting for group of answer choices uncertainty. incomplete information. risk. ambiguity. cognitive limitation. The Board of Regents was removed from control of the governor's office under the administration of _______________ Lourdes is filling a 9-gal bucket at a rate of 0. 1 gal/s. What is the domain of the function that represents the volume of water in the bucket after x seconds? The following lots of Commodity P were available for sale during the year. Line Item DescriptionUnits and Cost Beginning inventory5 units at $61 First purchase15 units at $63 Second purchase10 units at $74 Third purchase10 units at $77 The firm uses the periodic inventory system, and there are 20 units of the commodity on hand at the end of the year. What is the cost of goods sold for the year using LIFO four points are coplanar sometimes? always or never when and when an object is vibrate in research that it has energy in its kinetic energy something what word completes the sentence. Given the following relations:registered(pnum:integer, hospital:string)operation(hospital:string, when:date_time, op_room:string, doc:integer)doctor(doc:integer, dname:string, dept:string)patient(pnum:integer, pname:string, illness:string, age:integer)Provide SQL instructions for each of the following questions.Use outer join (and any other necessary instructions) to determine the number of hospitals in which each doctor operates. Your result must include all doctors, even if they did not perform any operations. An automobile tire is rated to last for 55,000 miles. to an order of magnitude, through how many revolutions will it turn? which brand of bottled water comes from sources near lake geneva? determine whether the following proposition is of the type a, e, i or o: some theologians are heretics exotoxins are group of answer choices secretions that always target nervous tissue. antiphagocytic factors. proteins. lipopolysaccharides. only released after a cell is damaged or lysed. Do you agree with this statement: "The intrinsic value for an European call option is always greater or equal to zero, so does the time value for an European call option"? Please explain C and D are mutually exclusive events. Find P(C or D) . P(C)=2/5, P(D)=3/5 A piece of steel is 10.8 m long at 22C. It is heated to 1202C, close to its melting temperature. How much longer is the heated piece of steel? Exercise 2 Correct the word in italics. If the word is correct, write C.Rayna dragged her heavy suitcase (awhile, a while) before she stopped to rest.