Write a program that removes all the occurrences of a specified string from a text file. Your program should prompt the user to enter a filename and a string to be removed.
Answers
Answer:
filename = input("Enter file name: ")
rm_word = input("Enter word to remove from file: ")
with open(filename, "r") as file:
mytext = file.read().strip()
replace_word = mytext.replace(rm_word, "")
print(replace_word)
Explanation:
The python program prompt user for the file name and the string word to remove from the text. The file is opened with the 'with' keyword and the file content is read as a string and stripped of white space at the beginning and end of the string. The string's 'replace' method is used to remove the target word.
Related Questions
The spoken version of your company's purpose is called
A An elevator pitch
B. A vision statement
C. Your values
D. Differentiation
Answers
Answer:
The answer to this question is given below in the explanation section. The correct answer is A
Explanation:
The spoken version of the company's purpose is also called an elevator pitch. because it has to be short enough to fit into a conversation that takes place on an elevator.
however the other options are not correct that tells the purpose of a company, because the vision statement shows what you will be at what stage in next coming year (in terms of growth, product /services etc). Your values are about what uniqueness you have in your product/service etc that you are providing to your customers/clients. While differentiation is not a spoken version of your company.
Answer:
A
Explanation:
The DNS converts ____ into an IP address.
Answers
Answer:
DNS converts human readable domain names to an IP adress.
Explanation:
what would you enter at the command prompt on Linux system to display the IP addresses and the subnet
Answers
Answer:
The ifconfig command.
____make sure that a foreign key value always points to an existing row
Answers
foreign key constraints, cascading delete, or application-level logic make sure that a foreign key value always points to an existing row
What is a Foreign Key?A foreign key is a column or set of columns in a relational database table that refers to the primary key of another table. The purpose of a foreign key is to establish a relationship between two tables based on a common column or set of columns.
In order to ensure that a foreign key value always points to an existing row, the following measures can be taken:
Define the foreign key constraint: One way to ensure that a foreign key value always points to an existing row is to define a foreign key constraint in the database schema.
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The printer that sprays ink onto the paper
A . Laser printer
B . Impact printer C . Inkjet printer
D . Thermal printer
Answers
Answer:
C
Explanation:
An Inkjet printer is a computer peripheral that sprays liquid ink onto paper in tiny sizes.
Compare and contrast predictive analytics with prescriptive and descriptive analytics. Use examples.
Answers
Explanation:
Predictive, prescriptive, and descriptive analytics are three key approaches to data analysis that help organizations make data-driven decisions. Each serves a different purpose in transforming raw data into actionable insights.
1. Descriptive Analytics:
Descriptive analytics aims to summarize and interpret historical data to understand past events, trends, or behaviors. It involves the use of basic data aggregation and mining techniques like mean, median, mode, frequency distribution, and data visualization tools such as pie charts, bar graphs, and heatmaps. The primary goal is to condense large datasets into comprehensible information.
Example: A retail company analyzing its sales data from the previous year to identify seasonal trends, top-selling products, and customer preferences. This analysis helps them understand the past performance of the business and guide future planning.
2. Predictive Analytics:
Predictive analytics focuses on using historical data to forecast future events, trends, or outcomes. It leverages machine learning algorithms, statistical modeling, and data mining techniques to identify patterns and correlations that might not be evident to humans. The objective is to estimate the probability of future occurrences based on past data.
Example: A bank using predictive analytics to assess the creditworthiness of customers applying for loans. It evaluates the applicants' past financial data, such as credit history, income, and debt-to-income ratio, to predict the likelihood of loan repayment or default.
3. Prescriptive Analytics:
Prescriptive analytics goes a step further by suggesting optimal actions or decisions to address the potential future events identified by predictive analytics. It integrates optimization techniques, simulation models, and decision theory to help organizations make better decisions in complex situations.
Example: A logistics company using prescriptive analytics to optimize route planning for its delivery truck fleet. Based on factors such as traffic patterns, weather conditions, and delivery deadlines, the algorithm recommends the best routes to minimize fuel consumption, time, and cost.
In summary, descriptive analytics helps organizations understand past events, predictive analytics forecasts the likelihood of future events, and prescriptive analytics suggests optimal actions to take based on these predictions. While descriptive analytics forms the foundation for understanding data, predictive and prescriptive analytics enable organizations to make proactive, data-driven decisions to optimize their operations and reach their goals.
user intent refers to what the user was trying to accomplish by issuing the query
Answers
Answer:
: User intent is a major factor in search engine optimisation and conversation optimisation. Most of them talk about customer intent ,however is focused on SEO not CRO
Explanation:
discuss seven multimedia keys
Answers
Answer:
Any seven multimedia keys are :-
□Special keys
□Alphabet keys
□Number keys
□Control keys
□Navigation keys
□Punctuation keys
□Symbol keys
public class ArrayCopy {
public static void main (String[] argv)
{
int[][] A = {
{1},
{2, 1},
{3, 2, 1},
{4, 3, 2, 1},
{5, 4, 3, 2, 1}
};
print (A);
int[][] B = copy (A);
print (B);
}
static void print (int[][] X)
{
for (int i=0; i
for (int j=0; j < X[i].length; j++) {
System.out.print (" " + X[i][j]);
}
System.out.println ();
}
}
// INSERT YOUR CODE HERE.
}
answer in java, please complete code above
Answers
Sure! Below is the completed code that includes the missing part:
java:
public class ArrayCopy {
public static void main(String[] argv) {
int[][] A = {
{1},
{2, 1},
{3, 2, 1},
{4, 3, 2, 1},
{5, 4, 3, 2, 1}
};
print(A);
int[][] B = copy(A);
print(B);
}
static void print(int[][] X) {
for (int i = 0; i < X.length; i++) {
for (int j = 0; j < X[i].length; j++) {
System.out.print(" " + X[i][j]);
}
System.out.println();
}
}
static int[][] copy(int[][] X) {
int[][] copyArray = new int[X.length][];
for (int i = 0; i < X.length; i++) {
copyArray[i] = new int[X[i].length];
for (int j = 0; j < X[i].length; j++) {
copyArray[i][j] = X[i][j];
}
}
return copyArray;
}
}
In the given code, the missing part is the `copy` method. This method is responsible for creating a copy of the 2D array `A` and returning it as a new 2D array.
The `copy` method initializes a new 2D array `copyArray` with the same number of rows as the original array `X`. It then iterates over each row of `X` and creates a new row in `copyArray` with the same length as the corresponding row in `X`. Finally, it copies the values from each element of `X` to the corresponding element in `copyArray`.
The completed code allows you to print the original array `A` and its copy `B` by calling the `print` method. The `print` method iterates over each element in the 2D array and prints its values row by row.
Note: When running the code, make sure to save it as "ArrayCopy.java" and execute the `main` method.
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You have an Azure subscription that contains the following fully peered virtual networks: VNet1, located in the West US region. 5 virtual machines are connected to VNet1. VNet2, located in the West US region. 7 virtual machines are connected to VNet2. VNet3, located in the East US region, 10 virtual machines are connected to VNet3. VNet4, located in the East US region, 4 virtual machines are connected to VNet4. You plan to protect all of the connected virtual machines by using Azure Bastion. What is the minimum number of Azure Bastion hosts that you must deploy? Select only one answer. 1 2 3 4
Answers
Answer:
To protect all the connected virtual machines with Azure Bastion, the minimum number of Azure Bastion hosts that you must deploy is 2.
Explanation:
Azure Bastion provides secure and seamless RDP and SSH access to virtual machines directly through the Azure portal, eliminating the need to expose them to the public internet. Each Azure Bastion host provides connectivity to virtual machines within a single virtual network.
In this scenario, you have four virtual networks (VNet1, VNet2, VNet3, and VNet4) located in two different regions (West US and East US). Since VNet1 and VNet2 are in the same region (West US), you can deploy one Azure Bastion host in that region to provide access to the 12 virtual machines (5 in VNet1 and 7 in VNet2).
For VNet3 and VNet4, which are located in the East US region, you would need another Azure Bastion host to provide access to the 14 virtual machines (10 in VNet3 and 4 in VNet4).
Therefore, the minimum number of Azure Bastion hosts required is 2, with one host deployed in the West US region and another host deployed in the East US region.
consider a channel that can lose packets but has a maximum delay that is known. modify protocol rdt2.1 to include sender timeout and retransmit. informally argue why your protocol can communicate correctly over this channel.
Answers
Here, we include a timer whose value exceeds the known propagation delay round trip. The "Waiting for ACK and NAK0" & "Wait on ACK or NAK1" statuses now include a timeout event.
What function does ACK serve in TCP?A shorthand for "acknowledgement" is ACK. Any Http packet that confirms accepting a message or a collection of packets is known as an ACK packet. A Udp packet the with "ACK" flag activated in the header is the scientific definition of the an Ack message.
ACK is delayed; why?A TCP packet's reception acknowledgement (ACK) can be delayed by delayed ACK by up to 200ms. By decreasing network traffic, this delay enhances the likelihood that the ACK may be transmitted concurrently with the reply to the received packet.
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What are the basic characteristics of the linear structure in data structure
Answers
Explanation:
A Linear data structure have data elements arranged in sequential manner and each member element is connected to its previous and next element. This connection helps to traverse a linear data structure in a single level and in single run. Such data structures are easy to implement as computer memory is also sequential.
We love him, because he ."
Answers
Answer:
first, loved, us
Explanation:
Real Answer!
xamine the following output:
Reply from 64.78.193.84: bytes=32 time=86ms TTL=115
Reply from 64.78.193.84: bytes=32 time=43ms TTL=115
Reply from 64.78.193.84: bytes=32 time=44ms TTL=115
Reply from 64.78.193.84: bytes=32 time=47ms TTL=115
Reply from 64.78.193.84: bytes=32 time=44ms TTL=115
Reply from 64.78.193.84: bytes=32 time=44ms TTL=115
Reply from 64.78.193.84: bytes=32 time=73ms TTL=115
Reply from 64.78.193.84: bytes=32 time=46ms TTL=115
Which of the following utilities produced this output?
Answers
The output provided appears to be from the "ping" utility.
How is this so?Ping is a network diagnostic tool used to test the connectivity between two network devices,typically using the Internet Control Message Protocol (ICMP).
In this case, the output shows the successful replies received from the IP address 64.78.193.84,along with the response time and time-to-live (TTL) value.
Ping is commonly used to troubleshoot network connectivity issues and measureround-trip times to a specific destination.
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you're trying to diagnose why a system is not connecting to the internet. you've been able to find out that your system's ip address is 169.254.0.0. which of the following statements correctly suggests the next best step?
Answers
The next best step is indicated by one of the following statements: use the Internet browser to access the router configuration at 169.254.0.0.
On a Mac, how can I fix the 169.254 IP address?Switch off the computer that is having a problem. Your modem, wireless access point, and router should all be powered off. After unplugging it for a moment, plug the power back in to turn them back on. Check to see if the correct IP Address has been assigned after turning on your computer.
What purpose does 169.254 169.254 serve?In the world of the cloud, the 169.254 IP address is referred to as a "magic" IP; in AWS, it is used to get user data and instance-specific metadata. It is only accessible locally from instances and isn't protected by encryption or authentication.
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Looking at the code below, what answer would the user need to give for the while loop to run?
System.out.println("Pick a number!");
int num = input.nextInt();
while(num > 7 && num < 9){
num--;
System.out.println(num);
}
9
2
7
8
Answers
The number that the user would need for the whole loop to run would be D. 8.
What integer is needed for the loop to run ?For the while loop to run, the user needs to input a number that satisfies the condition num > 7 && num < 9. This condition is only true for a single integer value:
num = 8
The loop will only run if the number is greater than 7 and less than 9 at the same time. There is only one integer that satisfies this condition: 8.
If the user inputs 8, the while loop will run.
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What is output by following code?
C=c+2
Answers
The output of the C++ code is 21.
What is C++?
C++ has changed significantly over time, and modern C++ has object-oriented, generic, and functional features, as well as low-level memory manipulation capabilities. It is always implemented as a compiled language, and various manufacturers, including the Free Software Foundation, LLVM, Microsoft, Intel, Embarcadero, Oracle, and IBM, provide C++ compilers, allowing it to be used on a wide range of systems.
Let first write the question
C=1
sum = 0
while(C<10):
C=C+3
sum=sum + C
print(sum)
Now Focus on
while(C<10):
C=C+3
sum=sum + C
The value of C is initially 1
C=1+3
Sum= 0+4
In second loop the value of C will become 4
c=4+3
sum=4+7
In third loop the value of C will be 7
c=7+3
sum=11+10
so the answer is 11+10=21
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writer an obituary about macbeth
Answers
Answer:
hi
Explanation:
Which of the following application delivery methods requires Internet access?
Answers
Answer:Cloud hosted
Explanation:
1. Write Python code to implement the following:
Create a class named Circle that will inherit properties and methods from a class named
Ellipse, and you do not want to add any other properties or methods to the class.
2. Explain the purpose of inheritance. And then explain why the Circle class can inherit
from the Ellipse class.
3. Write Python code to define the Ellipse class with a reasonable number of properties and methods.
I have already answered the first two questions (included them to show what I am doing) but am struggling with the 3rd one. It is worded badly, I just need to make a working code using properties and methods for Ellipse. I don't have to do the code for all the parameters.
Answers
Answer: no why huh hmmmmmmm
Explanation:
Answer:
1. class Circle(Ellipse): pass 2. Inheritance is the practice of passing on private property, titles, obligations, qualifications, advantages, privileges, and commitments upon the demise of a person. The standards of inheritance contrast among social etc.
Explanation:
What is programming blocks?
Answers
Answer:
In computer programming, a block or code block is a lexical structure of source code which is grouped togethe
Explanation:
You need to create a field that provides the value "over" or "under" for sales, depending on whether the amount is greater than or equal to 15,000. Which type of function can you write to create this data?
Answers
Since You need to create a field that provides the value "over" or "under" for sales, depending on whether the amount is greater than or equal to 15,000. the type of function that one can use to create this data is conditional function.
What is the type of function?This function takes a businesses amount as input and checks either it is degree or effective 15,000. If it is, the function returns the strand "over". If it is not, the function returns the string "under".
You can use this function to build a new field in a dataset by asking it for each row of the sales pillar. The harvest of the function each row will be the profit of the new field for that row.
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which of the following file formats cannot be imported using Get & Transform
Answers
Answer:
The answer to this question is given below in the explanation section.
Explanation:
In this question, the given options are:
A.) Access Data table
B.)CVS
C.)HTML
D.)MP3
The correct option to this question is D- MP3.
Because all other options can be imported using the Get statement and can be further transformed into meaningful information. But MP3 can not be imported using the GET statement and for further Transformation.
As you know that the GET statement is used to get data from the file and do further processing and transformation.
what is the different between the simple statement and compound statement ?
Answers
Answer:
Following is the difference between Simple and Compound statement; Simple statement (sentence) is one which has only one subject and one predicate. A Compound statement (sentence) is one which has two or more independent clauses consisting of their own subject and predicate.
Explanation:
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A charge of 8 c moves through a lamp when connected to a 110 v outlet for 12 seconds. What is the resistance of the lamp?.
Answers
A 100 W incandescent lamp typically has a cold resistance of 9.5 ohms.
According to Ohm's Law, if the resistance remained constant while 120 V was applied, the bulb would use around 1,500 watts and draw about 12.5 amps.
Of course, it doesn't happen, and the reason for that is that as the filament warms up, so does its resistance. It turns out that the resistance at 120 V is approximately 144 ohms, which is 15 times the cold resistance. The resultant current is 0.83 amps, and the claimed 100 W of power is dissipated. Current equals charge / time
= 8 / 12 A
voltage / current = resistance
= 110 / ( 8/12)
= 110 x 12 / 8
= 165 ohm.
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A number is a palindrome if its reversal is the same as itself. Write a program ReverseNumber.java to do the following:
1. Define a method call reverse, which takes a 4-digit integer and returns an integer in reverse. For example, reverse(1234) should return 4321. (Hint: use / and % operator to separate the digits, not String functions)
2. In the main, take user input of a series of numbers, call reverse method each time and then determine if the number is a palindrome number, for example, 1221 is a palindrome number, but 1234 is not.
3. Enhance reverse method to work with any number, not just 4-digit number.
Answers
The reverse method takes an integer as input and reverses it by extracting the last digit using the modulus operator % and adding it to the reversed number after multiplying it by 10.
The Programimport java.util.Scanner;
public class ReverseNumber {
public static int reverse(int number) {
int reversedNumber = 0;
while (number != 0) {
int digit = number % 10;
reversedNumber = reversedNumber * 10 + digit;
number /= 10;
}
return reversedNumber;
}
public static boolean isPalindrome(int number) {
return number == reverse(number);
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print("Enter a number: ");
int number = scanner.nextInt();
if (isPalindrome(number)) {
System.out.println(number + " is a palindrome number.");
} else {
System.out.println(number + " is not a palindrome number.");
}
}
}
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What is the purpose of a frame check sequence (FCS) footer?
Answers
Answer:
Frame check sequence (FCS) refers to the extra bits and characters added to data packets for error detection and control.
Explanation:
Network data is transmitted in frames. Each frame is comprised of bits of data appended to the header, which holds basic information such as source and destination media access control (MAC) addresses and application. Another set of characters is added to the end of the frames, which are checked at the destination. Matching FCSs indicate that delivered data is correct.
TWO (2) negative effects of how technology use in education affects students' learning. Your response should include a minimum of FIVE (5) credible sources.
Answers
Technological advancements have taken education to new heights, yet they have come with their fair share of drawbacks.
What is the explanation for the above response?Two such demerits of utilising technology in classrooms are distraction and lack of retention capacity among students.
Given the myriad choices provided by tech in terms of entertainment such as social networking sites or online games, students tend to lose focus and face negative consequences such as poor academic performance.
Technology dependency poses a vulnerability that can hinder student learning outcomes.
Students whose reliance rests solely on technology may face challenges related to critical thinking and problem-solving abilities - two necessary skills for achieving academic success.
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Considering the following part of the database to keep track of students and their marks for the courses that they follow.
Student(sid, sname, year)
Registered(sid, cid, mark, grade)
Course(cid, cname, no_credit, deptid)
Which of the following sequence of operations would list the names of students who have not registered for any course?
Answers
To list the names of students who have not registered for any course, we can use the following sequence of operations:
Retrieve all student IDs (sid) from the Student table.Retrieve all student IDs (sid) from the Registered table.Perform a LEFT JOIN between the two sets of student IDs, filtering out the matching records.Retrieve the names (sname) of the students from the resulting set.How can we list the names of students who have not registered for any course?To obtain the names of students who have not registered for any course, we need to compare the student IDs between the Student and Registered tables.
By performing a LEFT JOIN and filtering out the matching records, we will be left with the students who have not registered for any course. Finally, we can retrieve their names from the resulting set to list them.
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Write the Python code for a program called MarathonTrain that asks a runner to enter their name, and the maximum running distance (in km) they were able to achieve per year, for 4 years of training. Display the average distance in the end. 4