If you plug a hard drive controller card into an expansion slot, it functions just as if it were built into the motherboard, albeit with one big difference: "it is not directly integrated into the motherboard's chipset."
When you add a hard drive controller card to an expansion slot on the motherboard, it allows you to connect and control additional hard drives. The controller card provides the necessary hardware and interfaces to communicate with the hard drives, just like a built-in controller on the motherboard would.
However, the key difference is that the controller card is not directly integrated into the motherboard's chipset. The motherboard's chipset typically includes various components and controllers, including the built-in hard drive controller. On the other hand, the expansion slot allows you to add additional functionality to the motherboard by installing a separate controller card.
This distinction is important because the integration of the controller into the motherboard's chipset can have implications for factors such as performance, compatibility, and system resources. The use of a separate controller card may introduce differences in terms of data transfer rates, supported features, and overall system performance compared to the built-in controller.
Nevertheless, by adding a hard drive controller card to an expansion slot, you can expand the storage capacity and capabilities of your system, allowing for additional hard drives to be connected and controlled.
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Write a query that displays the names of the customers along with the product names that they have purchased. Hint: Five tables will be required to write this query!
(HINT: Use Sales.Customer, Person.Person, Sales.SalesOrderHeader, Sales.SalesOrderDetail, and Production.Product)
For the query, it uses multiple joins, by combining the joins and selecting the desired columns (P.FirstName, P.LastName, and PR.Name as ProductName), the query will display the names of the customers along with the product names they have purchased.
To retrieve the names of customers along with the product names they have purchased, you can use the following SQL query, utilizing the tables Sales.Customer, Person.Person, Sales.SalesOrderHeader, Sales.SalesOrderDetail, and Production.Product:
SELECT P.FirstName, P.LastName, PR.Name AS ProductName
FROM Sales.Customer C
JOIN Person.Person P ON C.PersonID = P.BusinessEntityID
JOIN Sales.SalesOrderHeader SOH ON C.CustomerID = SOH.CustomerID
JOIN Sales.SalesOrderDetail SOD ON SOH.SalesOrderID = SOD.SalesOrderID
JOIN Production.Product PR ON SOD.ProductID = PR.ProductID;
In this query, we use multiple joins to connect the required tables:
The join between Sales.Customer (C) and Person.Person (P) is based on the PersonID and BusinessEntityID columns to retrieve the customer's first and last name.The join between Sales.Customer (C) and Sales.SalesOrderHeader (SOH) is based on the CustomerID to link the customer with their sales orders.The join between Sales.SalesOrderHeader (SOH) and Sales.SalesOrderDetail (SOD) is based on the SalesOrderID to retrieve the details of the products purchased in each order.The join between Sales.SalesOrderDetail (SOD) and Production.Product (PR) is based on the ProductID to retrieve the name of each product purchased.To learn more about query: https://brainly.com/question/31206277
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Write an assembly language instruction that has five WORD size variables in its data section. Declare the variables in the data section and initialize four of them with values of your own choice. Declare the last variable as uninitialized.
Write an assembly language program that adds num1 + num2 + num3 + num4 and places the result in result. Note that do not add two memory locations in one instruction.
Hint: Move one memory value to a register and then add the other location to that register
The assembly language instruction with five WORD-size variables in its data section, declaring the variables in the data section and initializing four of them with values of your own choice, and declaring the last variable as uninitialized,
data; data segment declarationnum1 dw 10; integer of 2 bytes or word size initialized with 10; integer of 2 bytes or word size initialized with 20; integer of 2 bytes or word size initialized with 20; num3 dw 30; integer of 2 bytes or word size initialized with 30; num4 dw 40; integer of 2 bytes or word size initialized with 40 result dw; integer of 2 bytes or word size uninitialized`
``The assembly language program that adds num1 + num2 + num3 + num4 and places the result in the result is:```section section.text; Text segment declaration global _start;Global declaration_start:mov ax, [num1];Move the value of num1 to the registered ax, [num2]; Add the value of num2 to the ax register: mov bx, ax;Move the value in ax to bx register Move ax, [num3]; Move value of num3 to the registered ax, [num4]
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what are the functions of file
Answer:
file is an object on a computer that saves data information and any thing
the concept of stack is extremely important in computer science and is used in a wide variety of problems. this assignment requires you to write a program that can be used to evaluate ordinary arithmetic expressions that contains any of the five arithmetic operators ( , -, *, /, %). this exercise requires three distinct steps, namely:- 1.verify that the infix arithmetic expression (the original expression), that may contain regular parentheses, is properly formed as far as parentheses are concerned. 2.if the parenthesized expression is properly formed, convert the expression from an infix expression to its equivalent postfix expression, called reverse polish notation (rpn) named after the polish mathematician j. lukasiewics. 3.evaluate the postfix expression, and print the result.
The premises are:
1. the expression has been tokenized2. no syntax error3. there are only binary operatorsInput:list of the tokens, for example:
(, (, a, *, b, ), +, c, )
Output:set of the redundant parentheses pairs (the orders of the pairs are not important),
for example,
0, 8
1, 5
The data structure:a stack, each item records information in each parenthese pair
the struct is:
left_pa: records the position of the left parenthese
min_op: records the operator in the parentheses with minimum priority
left_op: records current operator
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Explain in detail how we could collect solar energy from space and get it to earth
Answer: Reflectors or inflatable mirrors spread over a vast swath of space, directing solar radiation onto solar panels. These panels convert solar power into either a microwave or a laser, and beam uninterrupted power down to Earth. On Earth, power-receiving stations collect the beam and add it to the electric grid.
Hoped This Helped!!!!
Answer: Reflectors or inflatable mirrors spread over a vast swath of space, directing solar radiation onto solar panels. These panels convert solar power into either a microwave or a laser, and beam uninterrupted power down to Earth. On Earth, power-receiving stations collect the beam and add it to the electric grid.
Explanation:
Edhesive 9.1 lesson practice answers
Answer:
1. False
2. Rows and columns
3. Grid
Explanation: Bam
5.13.6 Invert Filter code hs
Inverter filter is a device that shows a person what exactly they look like when looking at the output form a camera.
Why is it used ?The inverted filter shows you what you truly look like/how others view your face. When you glance in the mirror or take a selfie, you're undoubtedly used to seeing your own face. However, this is due to the fact that your face is reflected.
When you use the filter, you're looking at your "unflipped" picture, or the version of yourself that everyone else sees when they look at you. When we gaze at an inverted image or video, it might feel like we're seeing a whole other version of ourselves.
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eHermes decides to store the URL of the file server location for the images in the ________.
One way for EHermes to store the URL of the file server location for the images is in the Metadata.
What is Metadata?Metadata can be regarded as a data gives out provides information about other data, but keep save the content such as message or the image itself.
One of the common types of metadata, is Descriptive metadata .
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how should sql services be configured with respect to service accounts?
SQL services should be configured with respect to service accounts following some best practices:
Use Dedicated Service Accounts: It is recommended to use dedicated service accounts for SQL services rather than using built-in system accounts or personal user accounts. Dedicated service accounts provide better security and control over the SQL services.
Use Least Privilege Principle: When configuring service accounts, apply the principle of least privilege. Assign only the necessary permissions and privileges to the service accounts to minimize potential security risks.
Separate Service Accounts: If possible, use separate service accounts for different SQL services. For example, have a dedicated service account for the SQL Server Database Engine, SQL Server Agent, SQL Server Analysis Services, etc. This helps in isolating and managing permissions specific to each service.
Strong Passwords and Password Management: Ensure that the service account passwords are strong, complex, and meet the organization's password policies. Additionally, establish proper password management practices, such as regular password changes and secure storage of passwords.
Regularly Monitor and Audit Service Accounts: Keep track of the service accounts and their activities. Monitor and audit the service account usage to detect any unusual behavior or potential security breaches.
By following these guidelines, organizations can enhance the security and control over SQL services by appropriately configuring service accounts.
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A testing lab wishes to test two experimental brans of outdoor pain long each wiil last befor fading . The testing lab makes six gallon s of each paint to test. The resultare Shown to see how
Answer:
The answer is "\(\bold{Brand \ A \ (35, 350, 18.7) \ \ Brand \ B \ (35, 50, 7.07)}\)"
Explanation:
Calculating the mean for brand A:
\(\to \bar{X_{A}}=\frac{10+60+50+30+40+20}{6} =\frac{210}{6}=35\)
Calculating the Variance for brand A:
\(\sigma_{A}^{2}=\frac{\left ( 10-35 \right )^{2}+\left ( 60-35 \right )^{2}+\left ( 50-35 \right )^{2}+\left ( 30-35 \right )^{2}+\left ( 40-35 \right )^{2}+\left ( 20-35 \right )^{2}}{5} \\\\\)
\(=\frac{\left ( -25 \right )^{2}+\left ( 25 \right )^{2}+\left ( 15\right )^{2}+\left ( -5 \right )^{2}+\left ( 5 \right )^{2}+\left ( 15 \right )^{2}}{5} \\\\ =\frac{625+ 625+225+25+25+225}{5} \\\\ =\frac{1750}{50}\\\\=350\)
Calculating the Standard deviation:
\(\sigma _{A}=\sqrt{\sigma _{A}^{2}}=18.7\)
Calculating the Mean for brand B:
\(\bar{X_{B}}=\frac{35+45+30+35+40+25}{6}=\frac{210}{6}=35\)
Calculating the Variance for brand B:
\(\sigma_{B} ^{2}=\frac{\left ( 35-35 \right )^{2}+\left ( 45-35 \right )^{2}+\left ( 30-35 \right )^{2}+\left ( 35-35 \right )^{2}+\left ( 40-35 \right )^{2}+\left ( 25-35 \right )^{2}}{5}\)
\(=\frac{\left ( 0 \right )^{2}+\left ( 10 \right )^{2}+\left ( -5 \right )^{2}+\left (0 \right )^{2}+\left ( 5 \right )^{2}+\left ( -10 \right )^{2}}{5}\\\\=\frac{0+100+25+0+25+100}{5}\\\\=\frac{100+25+25+100}{5}\\\\=\frac{250}{5}\\\\=50\)
Calculating the Standard deviation:
\(\sigma _{B}=\sqrt{\sigma _{B}^{2}}=7.07\)
writte a short note on my computer
a note is a note <3 <3<3
If you accidently looked up a link, and the same link keeps popping up everywhere, how do you stop it? On a phone.
Answer:
u go to your settings and stop notification
Answer:
On your Android phone or tablet, open the Chrome app Chrome · Go to a webpage. · To the right of the address bar, tap More More and then · Tap Site settings.
A programmer wants to determine whether a score is within 10 points of a given target. For example, if the target is 50, then the scores 40, 44, 50, 58, and 60 are all within 10 points of the target, while 38 and 61 are not.
Which of the following Boolean expressions will evaluate to true if and only if score is within 10 points of target ?
Answer:
(target - 10 ≤ score) AND (score ≤ target + 10)
Explanation:
(target - 10 ≤ score) AND (score ≤ target + 10).
What are Boolean expression?A logical assertion that can only be TRUE or FALSE is known as a Boolean expression. As long as both sides of the expression have the same fundamental data type, boolean expressions can compare data of any kind.
Oracle OLAP evaluates this expression by comparing each value of the variable actual to the fixed value 20,000.
Unless parentheses indicate a different evaluation order, operators with equal priorities are evaluated from left to right. When the truth value has been determined, the evaluation is stopped.
Therefore, (target - 10 ≤ score) AND (score ≤ target + 10).
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How do i fix this? ((My computer is on))
Answer:
the picture is not clear. there could be many reasons of why this is happening. has your computer had any physical damage recently?
Answer:your computer had a Damage by u get it 101 Battery
and if u want to fix it go to laptop shop and tells him to fix this laptop
Explanation:
What year did apple computer introduce the first ipod?.
(Simple computation) The formula for computing the discriminant of a quadratic equation ax^2 + bx + c = 0 is b^2 – 4ac. Write a program that computes the discriminant for the equation 3x^2 + 4x + 5 = 0. Class Name: Exercise01_01Extra
bjj is a transformation of f and the significance of those places in your neighbourhood which are named after famous personalities and prepare a chart or table on
OBJECTIVE As a result of this laboratory experience, you should be able to accomplish Functions and proper handling of hand tools in automotive workshop Functions and proper handling of power tools in automotive workshop (5 Marks)
The objective of the laboratory experience is to develop the knowledge and skills necessary for performing functions and proper handling of hand tools and power tools in an automotive workshop.
In the laboratory experience, students will be exposed to various hand tools commonly used in an automotive workshop. They will learn about the functions of different hand tools such as wrenches, screwdrivers, pliers, and socket sets. The importance of proper handling, including correct gripping techniques, applying appropriate force, and ensuring tool maintenance and safety, will be emphasized. Students will also understand the specific applications of each tool and how to use them effectively for tasks like loosening or tightening fasteners, removing or installing components, and performing basic repairs.
Additionally, the laboratory experience will cover the functions and proper handling of power tools in an automotive workshop. Students will learn about power tools such as impact wrenches, drills, grinders, and pneumatic tools. They will gain knowledge on how to operate these tools safely, including understanding their power sources, selecting the right attachments or bits, and using them for tasks like drilling, grinding, sanding, or cutting. Proper safety measures, such as wearing personal protective equipment and following manufacturer guidelines, will be emphasized to ensure the safe and efficient use of power tools in the automotive workshop setting.
Overall, this laboratory experience aims to equip students with the necessary knowledge and skills to effectively and safely handle hand tools and power tools in an automotive workshop.
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Which is most likely to cause confusion, hinder thinking, and prevent quick access to resources in a study
environment?
O phones
O clutter
O noise
O laptops
Answer:
B. Clutter
Explanation:
I just looked it up on quizlet and quizlet is always right. Helps me on test and everything. But it distracts you unlike phone and laptop because you can not ignore clutter like you can with other things, because clutter makes you confused and wonder what is going on.
11. Who is considered a knowledge worker? Will you have a career as a knowledge worker? Explain.
12. When would a business use mobile computing or web-based information systems in their operations? Discuss an example of a business function that could be implemented on each platform, and explain why that platform would be preferred over the other platform.
13. TPSs are usually used at the boundaries of the organization. What are boundaries in this context? Give three examples of boundaries.
A knowledge worker is an individual who works primarily with knowledge, particularly in a professional context.
11. A knowledge worker's job requires a high degree of expertise, education, and skills, as well as the ability to think critically and creatively. If you work in a field that involves research, analysis, or other knowledge-based activities, you are likely to be a knowledge worker. Many jobs require knowledge workers, including scientists, engineers, doctors, lawyers, and accountants. If you are interested in pursuing a career as a knowledge worker, you will need to develop your knowledge, skills, and expertise in your chosen field.
12. Businesses would use mobile computing or web-based information systems in their operations when they require to streamline their processes and improve their efficiency. An example of a business function that could be implemented on each platform is given below:
Mobile Computing: A business can use mobile computing to track employees' location and send notifications. This can be useful for delivery companies, food delivery, and transportation companies that require to keep track of their employees' movement and scheduling. In addition, mobile computing can be used to make sure that customer-facing businesses like restaurants and retail stores can take payments on the go.
Web-based Information Systems: Businesses that manage a large number of clients may benefit from using web-based information systems to store customer data and track orders. This can be useful for businesses that require to manage customer relationships like e-commerce stores or subscription services. In addition, web-based information systems can be used to make sure that customer-facing businesses like restaurants and retail stores can take payments on the go.
13. Boundaries in the context of TPS are the points at which the system interacts with the external environment. For example, when a transaction occurs, the boundary is where the data is entered into the system and then passed on to other systems or applications. The boundaries of an organization can be physical, such as the walls of a building or geographical boundaries. They can also be conceptual, such as the separation between different departments within a company. The three examples of boundaries are as follows: Physical Boundaries: The walls of a factory or office building are examples of physical boundaries. In addition, a shipping company might have to deal with geographical boundaries when transporting goods between countries or continents. Conceptual Boundaries: Different departments within a company might have different conceptual boundaries. For example, the sales department may have different priorities and objectives than the finance department. External Boundaries: These are the points at which the system interacts with the external environment. An example of an external boundary is when a transaction is initiated by a customer or a vendor.
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What is the problem with my python code?
import math
class TripleAndHalve:
def __init__(self, number):
self.__number = number
def triple(self):
return self.__number * 3
def halve(self):
return self.__number / 2
def print_number(self):
return self.__number
t1 = TripleAndHalve(4)
print(t1.triple())
print(t1.halve())
print(t1.print_number())
Write a program that calculates and prints the bill for a cellular telephone company. The company offers two types of service: Regular and Premium. The rates vary, depending on the type of service. The rates are computed as follows: Regular service: $10. 00 The first 50 minutes are free. Any minutes over 50 are $0. 20 per minute. Premium service: $25. 00 The first 75 minutes from 6:00 a. M. To 6:00 p. M. Are free and minutes over 75 between these times are $0. 10 per minute. The first 100 minutes from 6:00 p. M. To 6:00 a. M. Are free and minutes over 100 are $0. 05 per minute
To calculate and print the bill for a cellular telephone company that offers two types of service, regular and premium, you can use the following program:
#include <iostream>
int main() {
// Regular service
double regular_cost = 10.00;
int regular_free_minutes = 50;
double regular_extra_minutes_cost = 0.20;
// Premium service
double premium_cost = 25.00;
int premium_daytime_free_minutes = 75;
double premium_daytime_extra_minutes_cost = 0.10;
int premium_nighttime_free_minutes = 100;
double premium_nighttime_extra_minutes_cost = 0.05;
// Read in the total number of minutes used
int minutes_used;
std::cout << "Enter the total number of minutes used: ";
std::cin >> minutes_used;
// Calculate the bill for regular service
double regular_bill = regular_cost;
if (minutes_used > regular_free_minutes) {
regular_bill += (minutes_used - regular_free_minutes) * regular_extra_minutes_cost;
}
// Calculate the bill for premium service
double premium_bill = premium_cost;
if (minutes_used > premium_daytime_free_minutes) {
premium_bill += (minutes_used - premium_daytime_free_minutes) * premium_daytime_extra_minutes_cost;
}
if (minutes_used > premium_nighttime_free_minutes) {
premium_bill += (minutes_used - premium_nighttime_free_minutes) * premium_nighttime_extra_minutes_cost;
}
// Print the bills
std::cout << "Regular service bill: $" << regular_bill << std::endl;
std::cout << "Premium service bill: $" << premium_bill << std::endl;
return 0;
}
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2
ng and Upgrading Computers: Mastery Test
Select the correct answer.
Which of the following can computer maintenance software determine?
O A.
O B.
O C.
O D.
whether your hard drive is about to fail
whether your monitor or screen is drawing too much power
the humidity inside your desktop computer
the amount of dust inside your laptop
Reset
Next
whether your hard drive is about to fail can computer maintenance software determine.
What is computer maintenance software ?
Software that centralises maintenance data and streamlines maintenance operations is known as a computerised maintenance management system, or CMMS. It aids in maximising the use and accessibility of tangible assets like machines, transportation, communications, plant infrastructures, and other assets. CMMS systems, also known as computerised maintenance management information systems (CMMIS), are used in the manufacturing, energy, transportation, building, and other sectors where physical infrastructure is essential.
A CMMS's database is its fundamental component. The information regarding the assets that a maintenance organisation is responsible for maintaining, as well as the tools, supplies, and other resources needed to do so, are organised using a data model.
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explain how a user name could be seen as a mere prefix password with more frequent potential exposure.
The way that user name could be seen as a mere prefix password with more frequent potential exposure when it can be guess by anybody such as maria 123, this kind of username are very easy to Guess and as such they can be easily endangered.
How Does Password Protection Work?Passwords continue to be the primary means of user authentication and system security, despite the existence of other authentication techniques. Thanks to security awareness and policy over time, passwords have expanded in length and complexity. It is still unknown, though, how secure user passwords are.
The strength of passwords and system security as a whole must therefore be improved by understanding user passwords.
Hence, You can limit access to the entire site or just certain areas of it by using passwords. It's occasionally necessary on a WordPress website to restrict access to certain posts or pages. A draft article for an editor, for instance, or something else. You can do this by creating a password and telling only the people you want to know about it.
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in section 2 of this lab, you used robocopy in the script to copy files from one remote machine to another. robocopy was selected because it is native to windows and is a robust tool with a variety of switches for customizing the command line. use the internet to research an alternative to robocopy that could be used in the script. explain your choice.
Rsync is an effective alternative to robocopy for use in scripts due to its cross-platform compatibility, efficient file transfer capabilities, and secure options.
Rsync is a suitable alternative to robocopy because it provides a range of features, such as delta transfer algorithm, which only transfers the differences between source and destination files, thereby saving bandwidth and time. Additionally, Rsync supports copying of file permissions and attributes, as well as compressing data during the transfer process to reduce network usage. It can also be used with SSH for secure file transfers.
Rsync is a powerful tool for copying and synchronizing files, and it can work over a network connection. It offers a wide range of options for customizing the copy operation, such as skipping certain files or folders, and preserving file permissions and timestamps.
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Area Triangolo Rettangolo in c++
Scrivere un programma in C per il calcolo dell'area di un triangolo rettangolo, si richiede codice in c.
Dati di input: cateto1 e cateto2
Output: Area del Triangolo
Answer:
#include <iostream>
using namespace std;
void askCat(int &cateto1, int &cateto2);
int AreaRett(int cateto1, int cateto2, int &area);
void stampaRisultato(int area);
int main()
{
int cateto1, cateto2, area;
askCat(cateto1, cateto2);
area = AreaRett(cateto1, cateto2,area);
stampaRisultato(area);
}
void askCat(int &cateto1, int &cateto2)
{
cout << "Inserisci lunghezza cateto1: ";
cin >> cateto1;
cout << "Inserisci lunghezza cateto2: ";
cin >> cateto2;
}
int AreaRett(int cateto1, int cateto2, int &area)
{
area = (cateto1*cateto2)/2;
return area;
}
void stampaRisultato(int area)
{
cout << "L'area del triangolo rettangolo e': " << area << endl;
}
what is the main benefit of information hiding? group of answer choices easier to change the private implementation easier to change the public interface easier to change the method headers easier to change the name of the class
The main benefit of information hiding is that it is easier to change the private implementation.
What is benefit?Benefit is a term used to describe any type of positive gain or advantage that an individual or organization may receive. Benefits can come in many forms, including monetary compensation, discounts, flexible work arrangements, retirement plans, healthcare insurance, and more. Benefits can be provided by employers, governments, and other organizations, with the goal of providing a better quality of life to those who may not be able to afford it otherwise. Benefits can be used to attract and retain employees, as well as to incentivize them for their hard work and dedication to their jobs. In addition, providing benefits can be a great way to boost morale and show appreciation for employees. Benefits can also be used to attract new customers, as well as to retain existing ones.
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If you play gta and don't know the song ''Glamorous'' Then what do you even do when you play?
Answer:
that me
Explanation:
2- Discuss a virus and related examples of malware, also include definitions of the term payload, and a discussion of how a virus delivers a payload in your answer. Explain a common way through which computers and mobile devices become infected with viruses, and list common types of malware. a
Answer:
A computer virus is a program that, when executed, replicates itself by modifying other computer programs and inserting its own code. A payload is the part of transmitted data that is the actual intended message. In this example, the intended message is a malicious executable. Computers and phones often get infected with viruses through a tactic called phishing Phishing emulates actual services through social engineering and tricks a user into installing a payload. A common type of malware and probably most known today is ransomware, which locks down devices files until a payment ransom is met. This payment is often in BitCoin.
Explanation:
A computer virus refers to a malicious code that's designed to damage or steal data on the computer system.
Malware is a collective name for malicious software variants and these include ransomware, spyware, and viruses. Malware consists of the code that is developed by cyberattackers. An example of malware is Trojan.
A common way through which computers and mobile devices become infected with viruses is when there is a link or file that requires a person to click open the file or click the link.
Once the person opens the file or clicks the link, vital data can be stolen.
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software created according to user choice true or false
Answer:
True
Explanation: so that everything we want is available that is why we can customize our interface.
trigonometry
\( \cos(45 - x) \times \cos(x) - \sin(45 - x) \times \sin(x) \)
Answer:
√2/2
Explanation:
cos(45 - x)cos(x) - sin(45 -x)sin(x)
Using trigonometric identities,
cos(A - B) = cosAcosB + sinAsinB where A = 45 and B = x. So,
cos(45 - x) = cos45cosx + sin45sinx
= (1/√2)cosx + (1/√2)sinx (since sin45 = cos45 = 1/√2)
Also,
sin(A - B) = sinAcosB - cosAsinB where A = 45 and B = x. So,
sin(45 - x) = sin45cosx - cos45sinx
= (1/√2)cosx - (1/√2)sinx (since sin45 = cos45 = 1/√2)
So.
cos(45 - x)cos(x) - sin(45 -x)sin(x) = [(1/√2)cosx + (1/√2)sinx]cos(x) - [(1/√2)cosx - (1/√2)sinx]sin(x)
= (1/√2)cos²x + (1/√2)sinxcos(x) - [(1/√2)sinxcosx - (1/√2)sin²x]
= (1/√2)cos²x + (1/√2)sinxcos(x) - (1/√2)sinxcosx + (1/√2)sin²x
= (1/√2)cos²x + (1/√2)sin²x
= (1/√2)[cos²x + sin²x]
= (1/√2) (since cos²x + sin²x = 1)
= 1/√2 × √2/√2
= √2/2