To solve the problem of two users having the same password, some operating systems keep a third entry for each user in the password file, namely, a salt value at which the user created the password.
This salt value is a random string of characters that is added to the user's password before it is hashed and stored in the password file.
The purpose of adding a salt value is to make it difficult for an attacker to guess the user's password by using a pre-computed hash table.
Without the salt value, an attacker could use a pre-computed hash table (also known as a rainbow table) to guess the user's password by comparing the hashes in the password file to the hashes in the table.
However, with the salt value, the attacker would have to generate a new hash table for each salt value used in the password file, making the attack much more difficult and time-consuming.
By adding a salt value, the operating system can ensure that each user's password is unique and secure, even if multiple users choose the same password.
This technique is commonly used in modern operating systems, including Linux, macOS, and Windows, to protect user passwords and prevent unauthorized access to sensitive information.
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A rounded-down integer solution can result in a less than optimal solution to an integer programming problem. True False
Answer:
True, this is because rounding down an integer can cause the solution to be farther away from the optimal solution.
A occurs when you reset a mobile device but retain your installed applications and personal settings
Answer:
Soft Reset
Explanation:
A Soft Reset is a type of reset in which a gadget such as smartphones, PC, or other related gadgets undergo to refresh or reset the device or makes certain applications work or function well without user data, settings and applications.
Hence, a SOFT RESET occurs when you reset a mobile device but retain your installed applications and personal settings
Answer:
Soft Reset
Explanation:
This is not considered to be an advantage of Linux.
1)cost
2)customizability
3)security
4)user-friendliness
Answer:
1. cost, since you can download anything from the internet
Answer:
4 is the right answer its not user friendly
Explanation:
read about it
input two numbers and print their sum products difference division and remainder
\(\tt n1=int(input("Enter\: first\:no:"))\)
\(\tt n2=int(input("Enter\: second\:no:"))\)
\(\tt sum=n1+n2\)
\(\tt diff=n1-n2\)
\(\tt pdt=n1*n2\)
\(\tt div=n1//n2\)
\(\tt rem=n1\%n2\)
\(\tt print("Sum=",sum)\)
\(\tt print("Difference=",diff)\)
\(\tt print("Product=",pdt)\)
\(\tt print ("Division=",div)\)
\(\tt print("Remainder=",rem)\)
Output:-
Enter first no:4
Enter second no:3
Sum=7
Difference=1
Product=12
Division=1
Remainder=1
Why is the number 0 important in computing?
The hexadecimal number system uses alphabets A to F to represent values_ to _
Answer:
they represent values 10 to 15
A hacker is viewing information that passes along a network line for the purpose of gathering information. This is called?
In order to obtain information, a hacker is seeing data as it travels through a network line. This is called sniffing. The correct option is a.
What is sniffing?In terms of network security, a sniffing attack entails the theft or interception of data through the use of a packet sniffer to record network traffic.
A hacker is a person who attacks or stole pieces of information illegally. They catch the line system of the computer, and they hack software, money, or data.
Thus, the correct option is a. Sniffing.
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The question is incomplete. Your most probably complete question is given below:
a. Sniffing
b. Spoofing
c. Hijacking
d. Impersonation
If you want to apply a rotation to a shape, which of the following motions
should you select from the Add Animation drop-down menu?
1. Wave
2. Wheel
3. Teeter
4. Spin
Help asap
Answer:
spin
Explanation:
hope this helps
Which of the following is a key difference between a For loop and a Do....while loop?
A. A For loop functions at the beginning of the looping structure, while a Do...while loop evaluates the condition at the end.
B. The number of repetitions is known for a For loop but not for a Do... while loop.
C. The number of repetitions is known for a Do...while loop but not for a For loop.
D. A For loop functions as a posttest loop, while a Do....while loop is a pretest loop.
A While the number of repetitions in a For loop is known, the number of repetitions in a Do while loop is not. Therefore, Option B is the appropriate response.
What accomplishes the for loop?A piece of code is continually performed by programmers using the for loop, a conditional iterative expression, to check for specified circumstances.
The for loop differs from other looping statements due to the explicit loop number or loop variable that allows the body of the loop to know the precise sequencing of each iteration.
The English term "for" is used to express an object's or action's purpose; in this example, the iteration's goal and specifics are being expressed. Numerous imperative programming languages, including C and C++, use the For loop.
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what is meant by computer network
Answer:
A computer network is a group of computers that use a set of common communication protocols over digital interconnections for the purpose of sharing resources located on or provided by the network nodes.
This is your code.
>>> A = [21, 'dog', 'red']
>>> B = [35, 'cat', 'blue']
>>> C = [12, 'fish', 'green']
>>> e = [A,B,C]
How do you refer to 'green'?
e[2, 2]
e[2, 2]
e[2][2]
e[2][2]
e(2)(2)
e(2)(2)
e(2, 2)
e(2, 2)
Answer:
need more explanation.
Explanation:
Write a qbasic program to supply first , middle and last name of a person and print the output as given below :
If input is Sam Christopher Robert output should be Robert Christopher Sam.
Answer:
The QBasic program is as follows:
10 INPUT "First name: " fName$
20 INPUT "Middle name: " mName$
30 INPUT "Last name: " lName$
40 PRINT lName$," ",mName$," ",fName$
50 END
Explanation:
This prompts the user and gets input for first name
10 INPUT "First name: " fName$
This prompts the user and gets input for middle name
20 INPUT "Middle name: " mName$
This prompts the user and gets input for last name
30 INPUT "Last name: " lName$
This prints the output in the required format
40 PRINT lName$," ",mName$," ",fName$
This ends the program
50 END
rachel is the cybersecurity engineer for a company that fulfills government contracts on top secret projects. she needs to find a way to send highly sensitive information by email in a way that won't arouse the suspicion of malicious parties. if she encrypts the emails, everyone will assume they contain confidential information. what is her solution?
Her solution If she encrypts the emails and everyone assumes they contain confidential information would be to Hide messages in the company's logo within the email.
The technique of encrypting a secret logo with the use of an encryption algorithm just so unauthorized people cannot access it is what is meant by the term "logo encryption." Even though it seems difficult to perform, this procedure is quite efficient, adding another feather to the advantages of logo encryption with CBC inclusion. The final output, or cipher text, can be further modified well with aid of the key in order to picture a far more visually appealing logo for the hacker, which, when fully examined, need not consider leaving a single mention of the randomization which has been created toward the logo. This would be true despite the fact that logo and data encryption is entirely distorted as well as uncertain. Analysis reveals that this idea promotes.
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What advocacies have become successful because of the internet? Share what you know,
Explanation:
Don't give up always put 100% in do your best and stay positive
True/False: The edge with the lowest weight will always be in the minimum spanning tree
The statement "The edge with the lowest weight will always be in the minimum spanning tree" is true. True.
In a weighted undirected graph, a minimum spanning tree (MST) is a tree that spans all the vertices of the graph with the minimum possible total edge weight.
The edges of an MST are chosen in such a way that they form a tree without any cycles, and the sum of the weights of the edges in the tree is as small as possible.
The process of constructing an MST using Kruskal's algorithm or Prim's algorithm, the edge with the lowest weight is always considered first.
This is because, in order to create a tree with minimum weight, we need to start with the edge that has the smallest weight.
By choosing the edge with the lowest weight first, we can guarantee that we are on the right track towards building an MST.
As we proceed, we add edges to the MST in increasing order of their weights, while ensuring that no cycle is formed.
This ensures that the MST that is constructed at the end contains the edge with the lowest weight, and all other edges are selected in such a way that they don't form any cycles and have minimum weights.
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What are some text effects found in WordArt gallery? Check all that apply
Bevel
Glitter
Reflection
Shadow
Shine
Soft edges
Depending on the version of Microsoft Word or Office, the text effects seen in the WordArt collection may change. Keep in mind that the text effects "Glitter" and "Shine" are not frequently used ones in the WordArt gallery.
What text effects can be seen in the WordArt gallery?Each style in the WordArt exhibition was produced by combining several text effects found in Word. You can change the text effects or use different text effects after adding WordArt to the text. Glow, reflection, 3D, morphing, shadow, and bevel are a some of the effects.
What kinds of text effects are there?Choose either text or WordArt. Go to Home > Text Effects. Click the desired effect. Point to Outline, Shadow, and Other for further options.
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hris has received an email that was entirely written using capitalization. He needs to paste this text into another document but also ensure that the capitalization is removed.
What should Chris do?
refer to the exhibit. a network administrator needs to configure router-on-a-stick for the networks that are shown. how many subinterfaces will have to be created on the router if each vlan that is shown is to be routed and each vlan has its own subinterface?
The PC, printer, IP phone, and switch control VLAN are all on different VLANs based on the IP addresses and masks provided.
Four sub interfaces on the router are necessary in this circumstance. Finally, we set sub-interfaces to begin our router configuration. We set up sub-interfaces for each VLAN on the port that connects the router and the switch. Additionally, we configured 802.1Q encapsulation using the sub-VLAN interface's number. This suggests that switching between different VLANs can be accomplished using a router and switch with a single physical interface. Multi-vendor VLAN support is provided by the IEEE 802.1Q (Dot1q) protocol, which establishes a system of VLAN tagging for Ethernet frames.
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Here is one way to reduce hazards to human health.Use fewer harmful chemicals,or use chemicals in a more responsible way.
Answer:
The answer is below
Explanation:
A hazard is an agent that can cause severe damage to the health of people. property or the environment at large when being exposed to the hazard.
Here are some ways in which hazard can be prevented:
Make sure that the required personal protective equipment are worn at all times.Chemicals should be used and disposed in a safe manner.There should be barriers between people and barriers such as radiation.Machines should be used to lift heavy equipment.What is the greatest common
factor of the following three
numbers?
12, 18, 32
Answer: 2
Explanation:
.A user is attempting to navigate to a website from inside the company network using a desktop. When the user types in the URL, https://www.site.com, the user is presented with a certificate mismatch warning from the browser. The user does not receive a warning when visiting http://www.anothersite.com. Which of the following describes this attack?
A. On-path
B. Domain hijacking
C. DNS poisoning
D. Evil twin
A user is attempting to navigate to a website from inside the company network using a desktop. This scenario describes the On-path attack. The certificate mismatch notice mentioned in the question has nothing to do with these attacks particularly. The correct option is A.
In an on-path attack, the hacker eavesdrops or intercepts the user's communication with the website. A different certificate than the one anticipated for the website can be displayed to the user as a result of the attacker altering the traffic. The browser may issue a certificate mismatch warning as a result of this.
Thus, the ideal selection is option A.
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#done with school already
Answer: omg yes same hate it
Explanation:school is boring and we have to do work.
Imagine you are a chief firefighter battling a raging wild fire in the mountains. How would a GIS system help you fight the fire? Describe your approach in brief.
The way the GIS system would help a chief firefighter to battle a raging wildfire in the mountains is:
It would help to plot the best routes to help trapped people and also how to fight the fire effectively.The GIS systemThis refers to the geographic information system which includes the database that has the means for data analysis to solve problems.
With this in mind, we can see that the GIS system would help the chief firefighter to plot the best possible routes to evacuate trapped people in the mountains and also the best angle to fight the fire from.
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what is the molecular activity of mattern
Matter is made up of extremely tiny particles called atoms and molecules. Atoms and molecules make up the three common states of matter on Earth—solids, liquids, and gases. The particles of a liquid are attracted to one another, are in motion, and are able to move past one another.
- BRAINLIEST answerer
Regarding the numbers used for keys..
A. at least one is not prime B. all are prime numbers C.none are prime
Answer:
A at least one is not prime
Explanation:
i just took the test on edge got it correct
Answer:
at lease one is not prime
Explanation:
got it right on edge thanks to person above me!
A new character was added to the m&ms lineup for the first time in over a decade. What color is she?.
The new character added to the M&M's lineup is a female character. She is represented by the color "caramel brown." This addition marks the first new character in over a decade for the M&M's brand.
The introduction of a new character brings diversity and freshness to the lineup, appealing to consumers who enjoy the iconic candy. The choice of caramel brown as the color for the new character adds to the existing color palette of M&M's, which includes colors such as red, blue, yellow, green, and orange.
The inclusion of a female character reflects the brand's commitment to inclusivity and representation. This addition not only revitalizes the M&M's lineup but also provides an opportunity for new marketing campaigns and collaborations. Overall, the introduction of the new character with the color caramel brown brings excitement and innovation to the M&M's brand.
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Print rows and columns (10 points)
Ask the user for how many columns and then how many rows. Then ask the user for what words they like to print. Print those words in the amount of columns and rows the user wanted.
Answer:
python
Explanation:
hi again
im assuming you want this in python because you dont specify this in your question
import random
columns = input('How many columns?\n')
rows = input('How many rows?\n')
columns = int(columns)
rows = int(rows)
list_words = []
inputwords = input('Tell me words you want to print separated by spaces\n')
for word in inputwords.split():
list_words.append(word)
table_data = []
for row in range(rows):
placeholder_column = []
for column in range(columns):
placeholder_column.append(random.choice(list_words))
table_data.append(placeholder_column)
string_of_format = ""
for iter_column in range(columns):
string_of_format += "{: >20}"
for iter_row in table_data:
print(string_of_format.format(*iter_row))
Which feature allows a function to return a value?
O A. Function return
OB. Control structure
OC. Function parameter
OD. Repeat variable
its a
10 computer and operating systems errors
Answer:
what is
Explanation:
Answer:System errors are caused by malfunctioning hardware components, corrupted operating system modules, etc. These are caused by corrupted or malfunctioning system files or software executables. Most runtime errors affect the application that caused it to shut down.
Explanation:
A__ is a part of a GUI that allows a specific type of interaction with the user.
O application
O
event
O subroutine
O widget
The part of a graphic user interface (GUI) that allows a specific type of interaction with an end user is: D. widget.
What is a widget?A widget is sometimes referred to as a gadget and it can be defined as a software application that is designed and developed as a part (element) of a graphic user interface (GUI) to display specific information or provide an end user with a specific way to interact with the computer's operating system (OS) or program.
The examples of a widget.In Computer science, there are different types of widget and these include the following:
Search box widgetsClock widgetsWeather widgetsCalculator widgetsStock market widgetsIn conclusion, the part of a graphic user interface (GUI) that allows a specific type of interaction with an end user is a widget.
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Answer:
widget
Explanation:
got it right on edge