true or false? encrypting data within databases and storage devices gives an added layer of security.
Answers
True, Encrypting data within databases and storage devices gives an added layer of security.
What does the encryption of data mean?Massive volumes of sensitive data are managed and kept in the cloud or on linked servers. Encryption employs cybersecurity to combat brute force and cyber-attacks, such as malware and ransomware. Data encryption secures digital data exchanged over the cloud and computer systems. There are two types of digital data: transmitted data or data in flight and stored data or data at rest.
To secure data, modern encryption methods have supplanted the obsolete Data Encryption Standard. These algorithms protect data and power security initiatives such as integrity, authentication, and non-repudiation. To validate the origin of a communication, the algorithms first authenticate it. They then examine the integrity to ensure that the contents have not altered. Finally, the effort prevents senders from refusing lawful activities.
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Related Questions
Warren’s online instructor told the students to be prompt when logging into and participating in the synchronous lecture and discussion. What does it mean to be prompt? A. having good ethics B. being quick to act C. having a good sense of humor D.
being calm and collected
Answers
which of the following commands lets you display a label on multiple lines within a cell?
Answers
The command that lets you display a label on multiple lines within a cell is the "Alt+Enter" command. To use this command, you need to first select the cell where you want to display the label.
Then, type the first line of the label and press the "Alt" key on your keyboard. While holding down the "Alt" key, press the "Enter" key to move to the next line within the same cell. You can repeat this process for as many lines as you need to display in the cell. This command is useful when you have lengthy labels or descriptions that need to be displayed within a single cell.
However, it's important to note that this command may not work in all versions of Excel, so it's always a good idea to test it before relying on it for your work. To display a label on multiple lines within a cell in Excel, you can use the "Alt+Enter" command. This command lets you insert line breaks within a single cell, allowing you to display a label or description on multiple lines. To use this command, you first need to select the cell where you want to display the label.
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What do you call a collection of pre-programmed commands and functions used in programs?
Answers
Answer:
Heya Buddy..Explanation:
A computer program is a collection of instructions that can be executed by a computer to perform a specific task. ... A collection of computer programs, libraries, and related data are referred to as software.
Hope that helps you dear..
Bye!
A computer program is a set of instructions that a computer can use to carry out a particular task. Software is a term used to describe a group of computer programs, libraries, and related data.
What is commands and functions?Commands are statements that tell a script what to do. They might make mention of a ready-made handler or a built-in SenseTalk command. For additional information on how commands function, see Commands and Comments. A function is a handler that produces value.
Because every function can also be used as a command, there is no functional difference between functions and commands. The distinction lies in the syntax of the calls made, not in the functionality of what they do.
Generally speaking, commands are used to organize text globally and to indicate how the data collecting interview should be constructed.
Thus, A computer program is a set of instructions that a computer can use to carry.
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Write a program in the if statement that sets the variable hours to 10 when the flag variable minimum is set.
Answers
Answer:
I am using normally using conditions it will suit for all programming language
Explanation:
if(minimum){
hours=10
}
Where is a Pivot Table inserted?
a. Next to the last column of data in your worksheet
b. Below the last row of data in your worksheet
c. It depends on whether you select to insert the Pivot Table in the current worksheet or a new worksheet
d. Above the first row of data in your worksheet
Answers
The Create PivotTable dialog box will prompt you to create a Pivot Table on an Existing Worksheet if you insert one on a data-filled worksheet. One of the options in the Create PivotTable dialog box is this one.
Utilized in spreadsheet applications like Excel, OpenOffice.org Calc, and Ggle Sheets is a data summarization tool called a pivot table. Sorting, counting, and totaling data in a table are its primary uses. In order to create a report, you can summarize the data in a variety of ways using a pivot table.
The dialog box for "Create PivotTable":
In Excel, a new pivot table can be created using the dialog box labeled "Create PivotTable."
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write a function named distance that takes two floating point numbers as parameters representing the (x, y) coordinates of a point in a 2d space. define your distance method to return the euclidean distance between the input point and the point (14.8, 13.2).
Answers
A function named distance that takes two floating point numbers as parameters representing the (x, y) coordinates of a point in a 2d space. is given below:
What is function?A function is a block of code that performs a specific task. It is self-contained, reusable and can be called from anywhere in a program. Functions are fundamental to the programming language, allowing code to be organized into smaller, more manageable pieces. Functions can take parameters, which are values passed to them for processing. They can also return values, which can be used by other parts of the program.
def distance(x, y):
# Euclidean distance formula is used to calculate the distance between two points.
# The formula is based on the Pythagorean theorem, which states that the square of the hypotenuse (the longest side of a right triangle) is equal to the sum of the squares of the other two sides.
return ((x - 14.8)**2 + (y - 13.2)**2)**0.5
# The distance function takes two floating point numbers as parameters representing the (x, y) coordinates of a point in a 2d space.
# The function returns the euclidean distance between the input point and the point (14.8, 13.2).
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List out first 10 decimal equivalent numbers in binary, octal
hexadecimal number systems.
Answers
Answer:
Explanation:Base 10 (Decimal) — Represent any number using 10 digits [0–9]
Base 2 (Binary) — Represent any number using 2 digits [0–1]
Base 8 (Octal) — Represent any number using 8 digits [0–7]
Base 16(Hexadecimal) — Represent any number using 10 digits and 6 characters [0–9, A, B, C, D, E, F]
In any of the number systems mentioned above, zero is very important as a place-holding value. Take the number 1005. How do we write that number so that we know that there are no tens and hundreds in the number? We can’t write it as 15 because that’s a different number and how do we write a million (1,000,000) or a billion (1,000,000,000) without zeros? Do you realize it’s significance?
First, we will see how the decimal number system is been built, and then we will use the same rules on the other number systems as well.
So how do we build a number system?
We all know how to write numbers up to 9, don’t we? What then? Well, it’s simple really. When you have used up all of your symbols, what you do is,
you add another digit to the left and make the right digit 0.
Then again go up to until you finish up all your symbols on the right side and when you hit the last symbol increase the digit on the left by 1.
When you used up all the symbols on both the right and left digit, then make both of them 0 and add another 1 to the left and it goes on and on like that.
If you use the above 3 rules on a decimal system,
Write numbers 0–9.
Once you reach 9, make rightmost digit 0 and add 1 to the left which means 10.
Then on right digit, we go up until 9 and when we reach 19 we use 0 on the right digit and add 1 to the left, so we get 20.
Likewise, when we reach 99, we use 0s in both of these digits’ places and add 1 to the left which gives us 100.
So you see when we have ten different symbols, when we add digits to the left side of a number, each position is going to worth 10 times more than it’s previous one.
which windows firewall rule will only be required when using the distributed cache mode?
Answers
The windows firewall rule that will only be required when using the distributed cache mode is "AppFabric Caching Service (TCP-In)".
The distributed cache mode in Windows involves utilizing the AppFabric Caching service, which is a component of Microsoft AppFabric. This service provides distributed caching capabilities, allowing applications to store and retrieve data in a distributed cache cluster.
To ensure that the distributed cache mode functions properly and communication between cache hosts and clients is allowed, the "AppFabric Caching Service" rule needs to be enabled in the Windows firewall. This rule allows incoming network traffic on the appropriate ports (usually port 22233) for the AppFabric Caching service.
By enabling the "AppFabric Caching Service" rule, the Windows firewall permits the necessary network communication for the distributed cache cluster to function correctly and allows cache hosts and clients to interact seamlessly.
In summary, the "AppFabric Caching Service" rule is typically required in the Windows firewall when using the distributed cache mode to facilitate proper communication between cache hosts and clients.
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What do you create when you want to set up a meeting using the Microsoft Office Online Calendar application?
A. Appointment
B. Event
C. Individuals
D. Groups
Answers
Answer:
Explanation:
B. Event
The normal time to perform a repetitive manual assembly task is 4.25 min. In addition, an irregular work element whose normal time is 1.75 min must be performed every 8 cycles. Two work units are produced each cycle. The PFD allowance factor is 16%. Determine (a) the standard time per piece, (b) how many work units are produced in an 8-hour shift at standard performance, and (c) the anticipated amount of time worked and the amount of time lost per 8-hour shift that corresponds to the PFD allowance factor of 16%.
Answers
The standard time per piece in a manual assembly task is 7.75 minutes, which includes a repetitive task time of 4.25 minutes and an irregular work element time of 3.5 minutes. In an 8-hour shift, at standard performance, 60 work units are produced considering a cycle time of 8 cycles and two units per cycle. The PFD allowance factor of 16% accounts for anticipated time lost due to personal needs, fatigue, and minor delays.
(a) Standard Time per Piece: Repetitive Task Time = 4.25 min.
Irregular Work Element Time = 1.75 min * 2 units (since two work units are produced each cycle) = 3.5 min.
Total Standard Time per Piece = Repetitive Task Time + Irregular Work Element Time.
= 4.25 min + 3.5 min.
= 7.75 min.
(b) Number of Work Units Produced in an 8-Hour Shift:
Cycle Time = 8 cycles (since the irregular work element is performed every 8 cycles).
Working Time = 8 hours = 8 * 60 minutes = 480 minutes.
Number of Work Units Produced = (Working Time) / (Cycle Time) * (Work Units per Cycle).
= 480 min / 8 cycles * 2 units.
= 60 units.
(c) Time Worked and Time Lost:
PFD (Performance Factor with Delay) allowance factor is 16%. This factor represents the anticipated amount of time lost due to personal needs, fatigue, and minor delays.
Time Worked = Working Time * (1 - PFD allowance factor).
= 480 min * (1 - 0.16).
= 480 min * 0.84.
= 403.2 min.
Time Lost = Working Time - Time Worked.
= 480 min - 403.2 min.
= 76.8 min.
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A) the Operating system is said to provide security. Explain what this means and give an example of a security feature.
Answers
It means that thw operating system is up to date with all the lastest protection systems like an anti virus. An example is that the operating system has a built in ransomware protection system ib place.
Hope this help please give the brainliest award
his primary method of improving password policy involves lowering the chance that an attacker can compromise and use the password before it expires. what does he do?
Answers
Since his primary method of improving password policy involves lowering the chance that an attacker can compromise and use the password before it expires, Lincoln should: C. Enables a 30-day password change policy.
What is a password?A password can be defined as a string of characters, phrase or word that is designed and developed to distinguish an unauthorized user from an authorized user, especially through an identification and authentication process.
What is a password policy?A password policy can be defined as a set of rules and standard that are designed and developed by the data security or networking team of an organization, so as to enhance computer security and ensure all password meet the minimum requirements such as:
Password minimum length.Password maximum age.Password combination.In this scenario, we can reasonably infer and logically deduce that Lincoln should enable a 30-day password change policy for his organization.
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Complete Question:
Lincoln is a network security specialist. He is updating the password policy for his company's computing infrastructure. His primary method of improving password policy involves lowering the chance that an attacker can compromise and use the password before it expires. What does he do?
Requires all passwords to contain at least eight alphanumeric characters
Mandates that no password includes words common in an English dictionary
Enables a 30-day password change policy
Forbids a password being changed to any of the previous 10 passwords listed in the password history
Consider the graph of the function f(x) = 2(x + 3)2 + 2. Over which interval is the graph decreasing? (–∞, –3) (–∞, 2) (–3, ∞) (2, ∞)
Answers
Answer:
The interval over which the graph is decreasing is;
(-∞, -3)
Explanation:
The given function is f(x) = 2·(x + 3)² + 2
By expanding the function, we have;
2·x² + 12·x + 20
From the characteristics of a quadratic equation, we have;
The shape of a quadratic equation = A parabola
The coefficient of x² = +2 (positive), therefore the parabola opens up
The parabola has a minimum point
Points to the left of the minimum point are decreasing
The minimum point is obtained as the x-coordinate value when f'(x) = 0
∴ f'(x) = d(2·x² + 12·x + 20)/dx = 4·x + 12
At the minimum point, f'(x) = 4·x + 12 = 0
∴ x = -12/4 = -3
Therefore;
The graph is decreasing over the interval from -infinity (-∞) to -3 which is (-∞, -3)
Please find attached the graph of the function created with Microsoft Excel
The graph is decreasing over the interval (-∞, -3).
Answer:
A. (–∞, –3)
Explanation:
Edge 2021 ( if feel still think it's wrong, check the picture ⬇️ )
Is a list of instructions an arguments?
Yes or No
Answers
Answer: yes
Explanation:
Answer:
no actually. i think both are really different because instruction is a list of commands while arguments is a fight between two or more thoughts.
Scott does not use privacy settings on his social media
Answers
Answer:
ARREST HIM!!!
Explanation:
Answer:
Explanation
arrest him
Should AI replace laborious jobs? Is there an alternative for major unemployment?
Answers
Humans are wiser than robots, so increasing output will help lower the unemployment rate and create more jobs.
As a result of unemployment, if technology entirely replaces difficult tasks, then daily wage people will have nowhere to turn for money. Owners of industries can thus utilize some machinery but primarily labor. Therefore, since humans are wiser than robots and only developed AI, production will not be impacted.
The increasing output will help us lower the unemployment rate. Because more will be produced, fresh manufacturing facilities will be built, increasing the number of jobs available.
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how do you do the ask tutor thing on the computer?
Answers
Answer:
what do you mean
Explanation:
What is HTML? (list down any 5 points)
Answers
Answer:
The HyperText Markup Language, or HTML is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets and scripting languages such as JavaScript.HyperText Markup Language (HTML) is the set of markup symbols or codes inserted into a file intended for display on the Internet. The markup tells web browsers how to display a web page's words and images.
Explanation:
If this doesn't answer your question tell me and i'll fix it.
Explain LCD and give two example
Answers
Answer:
LCD means least common denominator• a "Common Denominator" is when the bottom number is the same for the fractions.
Explanation:
Answer:
least common denominator.
Kyra is teaching a photography class. She would like her students to share photos. She would also like the students to be able to review other students' photos and offer feedback. What technology should Kyra use?
a blog
a wiki
a domain
e-mail
Answers
Answer:
A blog.
Explanation:
A blog can be defined as an informative or discussion-based website that is updated regularly and published over the internet. The informations that are posted on a blog are usually done chronologically and it includes pictures, videos, music, movies, novels, etc.
In this scenario, Kyra is teaching a photography class. She would like her students to share photos, be able to review other students' photos and offer feedback.
Hence, the technology Kyra should use is a blog because it would avail the users (students) to post photos, make comments on blog posts and review items posted by others.
Write a program that declares and initializes a variable representing the weight in milligrams from user input. The program displays the equivalent weight in kilograms, grams, and milligrams. For example, 1050042 milligrams are equivalent to 1 kilogram, 50 grams, and 42 milligrams. *Please write in java!* Thanks!
Answers
A Java program that prompts the user to enter the weight in milligrams and then calculates and displays the equivalent weight in kilograms, grams, and milligrams:
import java. util. Scanner;
public class Weight Converter {
public static void main(String[] args) {
// Create a scanner object to read user input
Scanner scanner = new Scanner(System.in);
// Prompt the user to enter the weight in milligrams
System. out. print("Enter the weight in milligrams: ");
long milligrams = scanner. next Long();
// Calculate the equivalent weight in kilograms, grams, and milligrams
long kilograms = milligrams / 1000000;
long grams = (milligrams % 1000000) / 1000;
long remaining Milli grams = (milligrams % 1000000) % 1000;
// Display the equivalent weights
System. out. println("Equivalent weight:");
System. out. println("Kilograms: " + kilograms);
System. out. println("Grams: " + grams);
System. out. println("Milligrams: " + remaining Milligrams);
// Close the scanner
scanner. close();
}
}
To run the program, simply compile and execute the Java file. It will prompt you to enter the weight in milligrams, and then it will display the equivalent weight in kilograms, grams, and milligrams.
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When HTTPS is used, the contents of the document are encrypted but the URL of the requested document is still sent in plaintext.
Answers
The given statement that is "When HTTPS is used, the contents of the document are encrypted but the URL of the requested document is still sent in plaintext" is FALSE.
HTTPS stands for Hypertext Transfer Protocol Secure. It is a secure version of HTTP, the protocol used to send data between your web browser and the website you are accessing.
HTTPS is designed to keep your data safe and prevent third parties from accessing it. It is achieved by encrypting the data sent between your browser and the website with a secure connection called SSL (Secure Sockets Layer) or TLS (Transport Layer Security).
When you visit a website using HTTPS, the entire communication between your browser and the website is encrypted. This means that not only the contents of the document, but also the URL of the requested document is encrypted and sent in ciphertext instead of plaintext. Therefore, the given statement is False.
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consider a doubly-linked list with n nodes, where n is large. what is the running time required to access the second node in the list?
Answers
There is no definitive answer to this question, since it depends on the implementation of the doubly-linked list. However, in general, accessing the second node in a doubly-linked list with n nodes would take O(n) time.
What is the running time required to access the second node in the list?Since a doubly-linked list is a data structure that consists of a set of nodes that are connected together by links, the time required to access the second node in the list depends on the number of nodes in the list.
In general, the time complexity of accessing the second node in a doubly-linked list is O(n), where n is the number of nodes in the list.
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Which Microsoft virtualization product runs on Windows 7, but is no longer supported in Windows 8 and later?
a. VirtualBox
b. vSphere
c. Virtual PC
d. Hyper-V
Answers
Microsoft Virtual PC is a virtualization product that runs on Windows 7 but is no longer supported in Windows 8 and later versions.
In Windows 8 and later, Microsoft introduced a new virtualization platform called Hyper-V, replacing Virtual PC.
What is Microsoft Virtual PC?
Microsoft Virtual PC is a tool that enables users to enjoy a flexible and expansive Windows environment. It is meant to be used in conjunction with the Windows 7 operating system. Microsoft Virtual PC is a very comprehensive virtualization solution for Microsoft Windows operating system. It was introduced by Microsoft in July 2021.
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why do applications have a white screen that pops up for a few seconds before showing the applcaition
Answers
Your SD card may be the source of the white screen of death problem if you have relocated your programs there and are using them from that location.
What does a white blank screen mean?This error typically results from one of the following causes: There is a hardware issue with your device. A crucial driver or drivers—usually the graphics card driver—are malfunctioning. They can be tainted or simply out of date. The system's operation is being hampered by a background program.Your SD card may be the source of the white screen of death problem if you have relocated your programs there and are using them from that location. By relocating the programs to the internal storage, you can resolve this. Download the Move app to SD card app for free on your phone.To learn more about screen refer to:
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Question # 10
Dropdown
Complete the sentences describing a computer innovation.
Software and technology that allow people to work together on a task are known as BLANK.
A. game-based learning
B. augmented reality
C. collaboration tools
HELP ME!
Answers
Answer:collaboration tools
Explanation:
Which statement is true?
A. A flowchart uses comments that can be kept as a permanent part of a program.
B. A comment line begins with #.
C. Pseudocode uses shapes such as rectangles and diamonds to plan a program.
D. You only use comments for pseudocode.
Answers
Answer:
B just took the test.
Explanation:
Answer:
comment line begin with #
Explanation:
question 1: perform the following operations for the following b -tree insert 11 insert 1000 delete 19 delete 1000 insert 13
Answers
The given operations on the B-tree are:
- Insert 11
- Insert 1000
- Delete 19
- Delete 1000
- Insert 13
The B-tree is a self-balancing tree data structure commonly used in computer science. It maintains data in sorted order and allows efficient insertion, deletion, and retrieval operations. Let's go through the given operations step by step.
1. Insert 11: Initially, we start with an empty B-tree. Inserting 11 as the first element creates a root node with 11 as its key.
2. Insert 1000: Since 1000 is larger than the current key in the root node, we need to traverse to the right subtree. However, if the right child is full, we split it into two nodes and promote the middle key to the parent. In this case, we split the root node, promote 11 to a parent node, and create a new right child node with 1000 as its key.
3. Delete 19: To delete a key, we traverse the B-tree to find the corresponding node. In this case, 19 is not present in the tree, so the delete operation has no effect.
4. Delete 1000: Similar to the previous step, we traverse the B-tree to find 1000. Since it is a leaf node, we can directly remove it from the tree.
5. Insert 13: After the previous operations, the tree now contains two nodes: one with key 11 and the other with key 1000. Inserting 13 requires splitting the right child node of the root, promoting 13 to the parent, and creating a new right child node with 1000 as its key.
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The university data center has two main computers. The center wants to examine whether computer 1 is receiving tasks which require comparable processing time to those of computer 2. A random sample of processing times from computer 1 showed a mean of seconds with a standard deviation of seconds, while a random sample of processing times from computer 2 (chosen independently of those for computer 1) showed a mean of seconds with a standard deviation of seconds. Assume that the populations of processing times are normally distributed for each of the two computers, and that the variances are equal. Can we conclude, at the level of significance, that the mean processing time of computer 1, , is less than the mean processing time of computer 2, ? Perform a one-tailed test. Then fill in the table below. Carry your intermediate computations to at least three decimal places and round your answers as specified in the table. (If necessary, consult a list of formulas.)
Answers
To determine if the mean processing time of computer 1 (µ1) is less than the mean processing time of computer 2 (µ2), we need to perform a one-tailed t-test.
Since the population variances are assumed equal and normally distributed, we can use the following formula for the t-statistic:
t = (M1 - M2 - 0) / sqrt((s1²/n1) + (s2²/n2))
where M1 and M2 are the sample means, s1 and s2 are the sample standard deviations, and n1 and n2 are the sample sizes for computers 1 and 2 respectively.
To conduct the test, we will need the following information:
- Sample means (M1 and M2) for both computers
- Sample standard deviations (s1 and s2) for both computers
- Sample sizes (n1 and n2) for both computers
- Level of significance (α)
Unfortunately, your question did not provide these values. Please provide the missing information and I will help you complete the one-tailed t-test and fill in the table as requested. It is a form of statistical test in which the area of the distribution is solely one-sided, meaning that the result can either be less than or larger than some particular value, but none of these possibilities is possible. The one-tailed test is what it is known as. If the value is in a one-sided critical area in this situation, the alternative hypothesis rather than the null hypothesis would be accepted.
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assume that the beq $6, $7, exit instruction is fetched from memory address 0x40000008 and the low 16 bits of the instruction contain the pattern 0x8345. to what 32-bit memory address must the label exit correspond?
Answers
Only one memory address is used in a load word or store word instruction. The address of a block of four consecutive bytes is stored in the lowest address of the four bytes.
A single byte's address is represented as a 32-bit address. An address is present on 32 bus wires (there are many more bus wires for timing and control). Addresses like 0x2000, which appear to be a pattern of just 16 bits, are occasionally mentioned. However, this merely serves as a shorthand for the complete 32-bit address. A maximum of 4GB of memory can be addressed by 32-bit systems in terms of random access memory. The maximum amount of memory that may be addressed by a 64-bit architecture is 16 million terabytes (TB).
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