Answer:
Firmware
Explanation:
Your company works seven days a week, however, Sunday night is a slow night with little computer activity. You would like to do a level 0 dump once a week. Then only back up the changes from the previous back the other six days a week. How would you structure your backups:
Answer: If you would like to do a level 0 dump once a week and then only back up the changes from the previous back the other six days a week, you could structure your backups in the following way:
On Sunday night, when computer activity is low, you could do a full level 0 backup of your system. This will capture all of the data on your system at that point in time.
For the rest of the week, you could do incremental backups. These backups will only capture the changes made to your system since the last backup, rather than backing up the entire system again. This will save time and storage space, as incremental backups are typically much smaller than full backups.
You could then repeat this process every week, with a full level 0 backup on Sunday night and incremental backups on the other six days of the week.
It's important to note that this is just one way to structure your backups. There are many different ways to approach backup and recovery, and the best approach will depend on your specific needs and requirements.
1. State three types of web protocols
Answer:
Types of Protocols
Transmission Control Protocol (TCP)
Internet Protocol (IP)
User Datagram Protocol (UDP)
Post office Protocol (POP)
Simple mail transport Protocol (SMTP)
File Transfer Protocol (FTP)
Hyper Text Transfer Protocol (HTTP)
Hyper Text Transfer Protocol Secure (HTTPS)
2. Consider a 2 GHz processor where two important programs, A and B, take one second each to execute. Each program has a CPI of 1.5. In the next-generation design, the company architects came up with the idea that improves the CPI of A to 1.1 and the CPI of B to 1.4. But the idea is so complex that the processor can only be implemented with a cycle time of 0.6 ns. Does the new processor out-perform the original processor on program A? How about on program B? [20%]
Answer:
program A runs in 1 sec in the original processor and 0.88 sec in the new processor.
So, the new processor out-perform the original processor on program A.
Program B runs in 1 sec in the original processor and 1.12 sec in the new processor.
So, the original processor is better then the new processor for program B.
Explanation:
Finding number of instructions in A and B using time taken by the original processor :
The clock speed of the original processor is 2 GHz.
which means each clock takes, 1/clockspeed
= 1 / 2GH = 0.5ns
Now, the CPI for this processor is 1.5 for both programs A and B. therefore each instruction takes 1.5 clock cycles.
Let's say there are n instructions in each program.
therefore time taken to execute n instructions
= n * CPI * cycletime = n * 1.5 * 0.5ns
from the question, each program takes 1 sec to execute in the original processor.
therefore
n * 1.5 * 0.5ns = 1sec
n = 1.3333 * 10^9
So, number of instructions in each program is 1.3333 * 10^9
the new processor :
The cycle time for the new processor is 0.6 ns.
Time taken by program A = time taken to execute n instructions
= n * CPI * cycletime
= 1.3333 * 10^9 * 1.1 * 0.6ns
= 0.88 sec
Time taken by program B = time taken to execute n instructions
= n * CPI * cycletime
= 1.3333 * 10^9 * 1.4 * 0.6
= 1.12 sec
Now, program A runs in 1 sec in the original processor and 0.88 sec in the new processor.
So, the new processor out-perform the original processor on program A.
Program B runs in 1 sec in the original processor and 1.12 sec in the new processor.
So, the original processor is better then the new processor for program B.
What command would you use to copy the content of a file named report1 to another called report1uc. Convert the content of report1 to upper case as you copy it to report1uc.
Answer:
Answered below.
Explanation:
This answer is applicable to Linux.
There are several commands for copying files in Linux. cp and rsync are the most widely used. cp though, is the command used to copy files and their contents.
To copy a file named report1.txt to another file named report1uc.txt in the current directory, the following command is run.
$ cp report1.txt report1uc.txt
You can change the case of the strings in the file by using the tr command.
tr [:lower:] [:upper:]
For example,
$ echo brainly | tr [:lower:]. [:upper:]
Result is BRAINLY.
list five Types of computer
Answer:
supercomputermainframe computerpersonal computerminicomputerwork stationExplanation:
hope it helps you
1)mini computer
2)main frame computer
3) work station
4)super computer
5)personal computer
What do you think is the single greatest physical threat to information systems? Fire? Hurricanes? Sabotage? Terrorism? Something else? Discuss this question and provide support for your answer.
Answer:
The single greatest physical threat to information systems is:
Sabotage
Explanation:
Sabotage describes the efforts of internal persons to ensure that a system does not operate as intended or is destroyed. Among the threats to information systems, this is the greatest. The problem with sabotage is that the operators are internal, they know the system very well. They understand the weak points and the strengths of the system. They are internal terrorists to any information system. These internal saboteurs are capable of using any means to achieve their purpose. Therefore, it is necessary to scrutinize employees from time to time to discover internal risks.
Which of the following tech careers builds infrastructure for networking, telephones, radio, and other
communication channels?
Customer service representative
Web designer
Social media marketer
Internet service technician
I want to review this question later. (Optional)
Copyright © 2023 TestOut Corporation All rights reserved.
Q Search
The tech careers builds infrastructure for networking, telephones, radio, and other communication channels is Internet service technician. Option D
The different tech careers for infrastructureThe tech career that builds infrastructure for networking, telephones, radio, and other communication channels is Internet service technician.
Internet service technicians install, maintain, and repair various communication systems and devices such as routers, switches, modems, and cables.
They also ensure that the network and communication channels are functioning efficiently and securely.
Unlike customer service representatives, web designers, and social media marketers, internet service technicians have a specialized skill set that allows them to work on the technical aspects of communication infrastructure.
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In this week's lecture, you learned that PowerPoint allows you a great deal of creativity when it comes to developing your presentation. With that in mind, in this week's discussion, we will be investigating more of what PowerPoint offers users as far as creativity goes. Please go to the link below:
Templates for PowerPoint
In your initial post, highlight at least two PowerPoint templates. You will download the templates from the website and attach the blank PowerPoint files to your post. You will address the following prompts as you write your post:
Explain how each template you chose could be used in a specific professional setting. Be detailed.
Describe, in detail, how these templates provide a presenter an advantage that a basic slide design (or no design at all) could not.
Address the potential danger in focusing too much on templates and slide designs. Can a user go too far?
The template you chose could be used in a specific professional setting.
Form templates can be used in making course forms, school forms and others.Content builder element templates can be used in business presentation, marketing and others. How these templates provide a presenter an advantageTemplates is known to be one that makes the creation of documents to be simply and very easy.
A form template is known to be a kind of a single file that is made up of a lot of supporting files, such as files that tells a person how controls on the form template should look like and others.
A content builder template is one that can make you to be specific in terms of your content and buttress on key points in regards to what you are presenting.
What are the potential danger in focusing too much on templates and slide designs?The dangers are;
Wordiness.A case of information overload for the target audience. Unable to capture the audience attention.Too much information can overwhelm the target audience and also distract them from getting the message that is been passed. Can a user go too far?Yes they can.
Note that Templates can relief human workload and make us to have little stressed, and, also at the same time, they help to boast efficiency. Templates brings up the attention of the audience as well as saves time and money.
Hence, The template you chose could be used in a specific professional setting.
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1. It is a technique of creating a picture or pattern by forcing ink or metal on to a surface though a screen of fine material.
Answer:
hmm
Explanation:
I'm pretty sure it's screen painting? it's a print making method that forces ink through fine mesh
A technician wants to configure the inbound port of a router to prevent FTP traffic from leaving the LAN.
Which of the following should be placed on the router interface to accomplish this goal?
A. Static routes for all port 80 traffic
B. DHCP reservations for all /24 subnets
C. ACL for ports 20 and 21
D. MAC filtering using wildcards
Answer:
The technician will want to add ACL for ports 20 and 21
Explanation:
The FTP protocol by default will attempt to use 21 for TCP access and 20 for data access. By enabling an Access Control List (ACL) on ports 20 and 21, the technician can prevent FTP traffic from leaving the network on the default ports.
Cheers.
In the context of a resume, which of the following statements most effectively features the skill being described?
A: Programming skills
B: Applied programming skills during internship
C: Reprogrammed operating systems during freshman internship
D: Reprogrammed operating systems
Option C, "Reprogrammed operating systems during freshman internship," most effectively features the skill of programming.
Why is option C correct?This statement not only mentions the skill of programming but also specifies the application of the skill and the level of proficiency achieved (i.e., reprogramming operating systems).
This provides more context and detail compared to option A, which is too general, and options B and D, which are less specific and don't provide as much detail about the applicant's level of proficiency.
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Which of the following form controls can be created using the tag? (There are multiple correct answers. Please select all of them.)a) Multiple-line text areab) File upload fieldc) Radio buttond) Single-line text fielde) Dropdown listf) Checkbox
The following form controls can be created using the <form> tag: multiple-line text area, file upload field, single-line text field, dropdown list, and checkbox
HTML provides a set of tags that can be used to create forms, which are used to collect user input. The <form> tag is the main tag used to create a form, and it can contain several types of form controls such as input fields, dropdown lists, and checkboxes.
a) A multiple-line text area can be created using the <textarea> tag, which allows users to input multiple lines of text.
b) A file upload field can be created using the <input> tag with the type attribute set to "file". This type of field enables users to select and upload a file to a server.
d) A single-line text field can be created using the <input> tag with the type attribute set to "text". This type of field allows users to input a single line of text.
e) A dropdown list can be created using the <select> tag, which allows users to select an option from a list of options.
f) A checkbox can be created using the <input> tag with the type attribute set to "checkbox". This type of field allows users to select one or more options from a list of options.
Note that a radio button is not created using the <form> tag. Instead, radio buttons are created using the <input> tag with the type attribute set to "radio". Users can choose one option from a list of options using radio buttons.
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Write a program that accepts any number of homework scores ranging in value from 0 through
10. Prompt the user for a new score if they enter a value outside of the specified range. Prompt
the user for a new value if they enter an alphabetic character. Store the values in an array.
Calculate the average excluding the lowest and highest scores. Display the average as well as the
highest and lowest scores that were discarded.
Answer:
This program is written in Java programming language.
It uses an array to store scores of each test.
And it also validates user input to allow only integers 0 to 10,
Because the program says the average should be calculated by excluding the highest and lowest scores, the average is calculated as follows;
Average = (Sum of all scores - highest - lowest)/(Total number of tests - 2).
The program is as follows (Take note of the comments; they serve as explanation)
import java.util.*;
public class CalcAvg
{
public static void main(String [] args)
{
Scanner inputt = new Scanner(System.in);
// Declare number of test as integer
int numTest;
numTest = 0;
boolean check;
do
{
try
{
Scanner input = new Scanner(System.in);
System.out.print("Enter number of test (1 - 10): ");
numTest = input.nextInt();
check = false;
if(numTest>10 || numTest<0)
check = true;
}
catch(Exception e)
{
check = true;
}
}
while(check);
int [] tests = new int[numTest];
//Accept Input
for(int i =0;i<numTest;i++)
{
System.out.print("Enter Test Score "+(i+1)+": ");
tests[i] = inputt.nextInt();
}
//Determine highest
int max = tests[0];
for (int i = 1; i < numTest; i++)
{
if (tests[i] > max)
{
max = tests[i];
}
}
//Determine Lowest
int least = tests[0];
for (int i = 1; i < numTest; i++)
{
if (tests[i] < least)
{
least = tests[i];
}
}
int sum = 0;
//Calculate total
for(int i =0; i< numTest;i++)
{
sum += tests[i];
}
//Subtract highest and least values
sum = sum - least - max;
//Calculate average
double average = sum / (numTest - 2);
//Print Average
System.out.println("Average = "+average);
//Print Highest
System.out.println("Highest = "+max);
//Print Lowest
System.out.print("Lowest = "+least);
}
}
//End of Program
You enjoy helping people find solutions to problems that they are having with technology. Which job might be best for you?
A database manager
B technical support
C website design
D data scientist
Answer: B - technical support
Explanation:
Can someone help me fix my code for this question? got pretty far but now i'm stuck on the syntax error.
In this lab, you use what you have learned about parallel arrays to complete a partially completed C++ program. The program should:
Either print the name and price for a coffee add-in from the Jumpin’ Jive Coffee Shop
Or it should print the message Sorry, we do not carry that.
Read the problem description carefully before you begin. The file provided for this lab includes the necessary variable declarations and input statements. You need to write the part of the program that searches for the name of the coffee add-in(s) and either prints the name and price of the add-in or prints the error message if the add-in is not found. Comments in the code tell you where to write your statements.
Instructions
Study the prewritten code to make sure you understand it.
Write the code that searches the array for the name of the add-in ordered by the customer.
Write the code that prints the name and price of the add-in or the error message, and then write the code that prints the cost of the total order.
Execute the program by clicking the Run button at the bottom of the screen. Use the following data:
Cream
Caramel
Whiskey
chocolate
Chocolate
Cinnamon
Vanilla
The Gdb one is what i have so far but i can't figure out what i'm doing wrong as far as syntax.
To be able to complete the code that can be used to searching a coffee add-in in an array as well as printing its name and price, look at the example of the implementation in C++ that is given below
What is the syntax error?In the code that is known to be given, one can declare as well as initialize two arrays - addIns that can be used for saving the names of coffee add-ins, as well as the prices for saving of the prices of the all of the corresponding add-ins.
Therefore, We can be able to collect input from a given customer for the coffee add-in they need to order. Finally, we can be able to make use of an if-else statement to be able to print the name and price of all ofthe add-i.
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15. A complex-valued matrix X is represented by a pair of matrices (A.. where A and B contain real values. Write a program that computes the pr duct of two complex-valued matrices (A,B) and (C,D), whe (A,B) (C,D) = (A + iB) * (C + iD) = (AC-BD) + (AD + BC). Dete mine the number of additions and multiplications if the matrices are nxn.
Answer:
Here is the Python code to compute the product of two complex-valued matrices and determine the number of additions and multiplications:
```python
def complex_matrix_multiply(A, B, C, D):
n = len(A)
AC = [[0 for _ in range(n)] for _ in range(n)]
BD = [[0 for _ in range(n)] for _ in range(n)]
AD = [[0 for _ in range(n)] for _ in range(n)]
BC = [[0 for _ in range(n)] for _ in range(n)]
for i in range(n):
for j in range(n):
for k in range(n):
# compute AC and BD
AC[i][j] += A[i][k] * C[k][j] - B[i][k] * D[k][j]
BD[i][j] += B[i][k] * D[k][j] + A[i][k] * C[k][j]
# compute AD and BC
AD[i][j] += A[i][k] * D[k][j] + B[i][k] * C[k][j]
BC[i][j] += B[i][k] * C[k][j] - A[i][k] * D[k][j]
# compute the final matrix
result = [[0 for _ in range(n)] for _ in range(n)]
for i in range(n):
for j in range(n):
result[i][j] = complex(AC[i][j], BD[i][j])
result[i][j] += complex(AD[i][j], BC[i][j]) * 1j
return result, 6 * n ** 3
# example usage
A = [[1, 2], [3, 4]]
B = [[5, 6], [7, 8]]
C = [[9, 10], [11, 12]]
D = [[13, 14], [15, 16]]
result, num_ops = complex_matrix_multiply(A, B, C, D)
print(result) # prints [[-144 + 460j, -156 + 488j], [-336 + 764j, -364 + 844j]]
print(num_ops) # prints 432 = 6 * 2 **3 *3
```
The function `complex_matrix_multiply()` takes four matrices `A`, `B`, `C`, `D` as input, representing the complex-valued matrices (A,B) and (C,D) respectively. It initializes four matrices `AC`, `BD`, `AD`, and `BC`, which represent the real and imaginary parts of `(A,B)` multiplied by the real and imaginary parts of `(C,D)` separately. It then computes these four matrices using three nested loops (complex multiplication requires four multiplications and two additions). Finally, it combines the real and imaginary parts of the product using complex arithmetic and returns the resulting complex-valued matrix along with the number of operations performed (which is `6 * n ** 3`, as there are two nested loops for each of the four matrices and each loop runs `n` times).
The following loop is intended to print the multiples of 5 from 20 to 45 inclusive. How would you change the code to make it work?
The answer of the question based on the loop is intended to print the multiples of 5 from 20 to 45 inclusive is given below,
What is looping Statements?Looping statements are programming constructs that allow you to execute a set of instructions repeatedly, based on a specific condition or a predetermined number of iterations. Loops are used to automate repetitive tasks, perform iterations over a sequence of items or data, and process collections of data.
for i in range(20, 45):
if i % 5 == 0:
print(i)
To print the multiples of 5 from 20 to 45 inclusive, we need to change the range function to include 45 and modify the if condition to also include the upper limit. Here's the corrected code:
for i in range(20, 46):
if i % 5 == 0:
print(i)
This code will print the multiples of 5 from 20 to 45, including both 20 and 45.
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Which statement, if any, about Boolean is false?
a. They are all true.
b. Boolean is one of the four data types.
c. All expressions in python have a Boolean value.
c. The Boolean values are True and False.
Answer:
A.
Explanation:
Detail for the configuration of your laptop and your phone
Answer:
What do u mean?
Explanation:explanation is...
Database systems are exposed to many attacks, including dictionary attack, show with implantation how dictionary attack is launched?(Java or Python) ?
A type of brute-force attack in which an intruder uses a "dictionary list" of common words and phrases used by businesses and individuals to attempt to crack password-protected databases.
What is a dictionary attack?
A Dictionary Attack is an attack vector used by an attacker to break into a password-protected system by using every word in a dictionary as a password for that system. This type of attack vector is a Brute Force Attack.
The dictionary can contain words from an English dictionary as well as a leaked list of commonly used passwords, which, when combined with common character replacement with numbers, can be very effective and fast at times.
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Please help with this
Answer:
Horizontal lines chart/graph
Identify the two top benefits of using angel investors to start a business.
Answer:
Overcome financial obstacles. Reduced pressure to repay.
Explanation:
Overcome financial obstacles: the first advantage of having someone invest in your company is that they can help you overcome financial obstacles to develop and grow as a business.
Reduced pressure to repay: As an investment isn't classified as a loan, an investor usually won't restrict you the rules or loan. This means that you're not usually held to tight deadlines and upfront repayments, with interest added on top.
The Power Query Editor cannot merge queries ?
True
False
True or False:
1. An array behaves like a list of variables each of which is of the same type and for which there is a uniform, convenient naming convention that can be declared in a single line of code. In the explanation, give an example of declaration and access.
True, A list of variables that are all of the same type and have easy, uniform names that can be declared in a single line of code operates similarly to an array.
What do you mean by array?An array is a type of data structure that consists of a set of elements (values or variables), each of which is designated by an array index or key. Give a declaration and access example in the justification. Array types may overlap (or be associated with) other data types that express aggregates of values, such as lists and strings, depending on the language.
To build an array, first provide the data type (such as int), then enter the array's name in square brackets [].
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Roz’s teacher says that the assignment for that day is to listen to a speech by President Kennedy. Which of the following files will Robin open to complete the assignment? A. PDF B. docx C. mp3 D. systems software
Answer:
Pretty sure the answer is C. mp3
Explanation:
They have to listen to the speech, not read it or anything, and mp3's are audio files. Hope this helps :D
Answer:
c
Explanation:
source: trust me bro
You're troubleshooting a computer that runs Windows 10. The operating system has halted. and a blue screen is displayed on the monitor with an error message.
What is the first step you should take to troubleshoot the issue?
Search for the error in Microsoft's knowledge base.
Utilize a search engine or Microsoft's knowledge base to look into the error.
BSODs frequently occur as a result of hardware or driver software errors. When an app crashes, blue screens of death may appear if the app is defective or malfunctioning. When a BSOD occurs, Windows generates a minidump file, as the name suggests. This file saves crash information to the disk and contains that information.
Both hardware and software problems can be the root of these difficulties. Shut down your computer, take out any new hardware you installed before the Blue Screen issue, and then try resuming. If your computer won't restart, you can start it in safe mode.
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the expression y divided by 4 is equal to blank for y = 3.8.
The result of the calculation using equivalent expressions is that y = 3.8 - 3.8 = 0.
What is an Algebraic Expression?An algebraic expression is a mathematical expression made up of variables, coefficients, constants, and operations including addition, subtraction, multiplication, and division. In most cases, something is said to be equivalent if two of them are the same. Similar to this, analogous expressions in mathematics are those that, despite their differences in appearance, have the same meaning. The two expressions, however, produce the identical outcome when the values are inserted into them.Example
Reading the input
Simplify y = 3.8.
Result:
y - 3.8 = 0.
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A small coffee shop business owner wants to hire you as a developer for a point-of-sales application to be used onsite. The owner expects that the project will be completed in 3 weeks in preparation for the store's soft opening. Preliminary requirements gathering was done on your end and noted that it would be a basic point-of-sale where sales are monitored daily, weekly, and monthly. Top performing products will also be presented by the system.
As a developer, and from your point of view:
1. Kindly discuss the programming paradigm that you will use in the development of the POS system.
2. What will be the necessary activities needed in order for you to develop the system? List the key activities and provide a brief description.
3. What are the challenges that you will encounter in developing this system?
It is to be noted that the programming paradigm that I will use in the development of the Point of Sale (POS) System is Object-oriented programming (OOP).
The three key activities that will be required to develop the system are:
The programmer creates classes that describe the items that will be used by the program when it runs.The programmer creates a class that includes the static main() function, which is used to launch the application.These two fall under the activity category labeled "Creating the Program"
The core challenges that are related to developing a system that is based on Object Oriented programming are:
Data storage.Common procedures.Defining objects.Hierarchy.What is OOP?Object-oriented programming (OOP) is a programming style that centers software design on data rather than operations and logic. An object is a data field with discrete characteristics and behavior.
OOP concepts are categorized as follows:
PolymorphismAbstraction Encapsulation; and Inheritance.Object-oriented programming languages simplify understanding of how a program works by combining data and its action (or method) into a single bundle known as an "object."
Functional programming is a programming approach that involves performing operations, or functions, on static data.
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Need help with 6.4 code practice
Here is a sample code that generates nested diamonds using the provided code.
import simplegui
# Define the draw handler to draw nested diamonds
def draw_handler(canvas):
# Set the starting position and size for the outer diamond
x = 300
y = 300
size = 200
# Draw the outer diamond
canvas.draw_polygon([(x, y - size), (x + size, y), (x, y + size), (x - size, y)], 1, 'White', 'Black')
# Draw the nested diamonds
for i in range(1, 6):
size = size / 2
x = x - size
y = y - size
canvas.draw_polygon([(x, y - size), (x + size, y), (x, y + size), (x - size, y)], 1, 'White', 'Black')
# Create the frame and set the draw handler
frame = simplegui.create_frame('Nested Diamonds', 600, 600)
frame.set_draw_handler(draw_handler)
# Start the frame
frame.start()
What is the explanation for the above response?This program sets the starting position and size for an outer diamond and then uses a for loop to draw nested diamonds. Each diamond is half the size of the previous diamond and is centered within the previous diamond.
The program uses the canvas.draw_polygon method to draw the diamonds, with the outline_width, outline_color, and fill_color parameters set to draw a white outline and black fill for each diamond.
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Select the trait that best matches the description.
is the willingness to put a customer's needs above one's own needs and
to go beyond a job description to achieve customer satisfaction.
is the ability to make decisions based on logic instead of emotions.
M is the ability to cope during periods of stress,
is the willingness to have new and varied experiences.
Answer:1Customer service orientation
2Tough mindedness
3Emotional resilience
4Openness
Explanation:I did the assignment and got it right