Answer:
b. P2 requests drive 2 and gets it.
Explanation:
Two users from the local board of education are each running a program (P1 and P2), and both programs will eventually need two DVD drives to copy files from one disc to another. Only two DVD-R drives are available and they’re allocated on an "as requested" basis. Soon the following sequence transpires: P2 requests drive 2 and gets it.
You are adding new wires in your building for some new offices. The building has a false ceiling that holds the lights and provides an air path for heating and air conditioning. You would like to run your Ethernet cables in this area.
Answer:
Plenum rate cable.
Explanation:
The Plenum rated cable has an unique coating with the low fire resistance and smoke. The main reason to used the Plenum rate cable in the office because it allowing the intense cooling of the servers also for the safety purpose we used the Plenum rate cable.
In the office we used Plenum rate cable wires because The house has a false ceiling housing the lights and supplying air-conditioning and ventilation routes.
A security administrator is testing the security of an AP. The AP is using WPA2. She ran an automated program for several hours and discovered the AP's passphrase. Which of the following methods was she MOST likely using?
A. IV attack
B. Disassociation attack
C. WPS attack
D. Evil twin attack
Answer:
WPS attack
Explanation:
WiFi protected setup (WPS) is a convenient feature that allows the user to configure a client device against a wireless network by simultaneously pressing a button on both the access point and the client device (the client side “button” is often in software) at the same time. Since it has access to the Access point, it can get the passphrase.
Often a successful attack on an information system is due to poor system design or implementation. Once such a vulnerability is discovered, software developers quickly create and issue which of the following, in order to eliminate the problema. patch
b. bot
c.logic bomb
d.Trojan horse
Answer:
Option A i.e., Patch.
Explanation:
The effective intrusion towards the data system is sometimes related to inadequate layout or execution of the system. Upon discovery of this flaw, application designers rapidly construct and release a patch to solve the issue.
A patch seems to be the series of improvements intended to modify, resolve or enhance a system program or even its associated information. It requires resolving protection problems as well as other defects, known patch corrections or bugfixes, and enhancing the accessibility, reliability, or efficiency of these patches.
What process involves the changing of a program's internal structure without changing the way the program works?
Answer:
Code Refactoring
Explanation: Code Refactoring is
A systematic process of improving a code without changing its functionality. It can be used to change a "mess" into a clean code.
Refactoring is the process of restructuring an existing computer code, changing the factoring without changing its external behavior. It is intended to improve nonfunctional attributes of the software it is expected to achieve this by continuously improving the design of code, hence making it easier and easier to work with.
Therefore the process of "changing of a program's internal structure without changing the way the program works" Is Code Refactoring.
Given the definition of the function one_year_older:def one_year_older(name, age): print('Name:', name) age = age + 1 print('Your age next year:', age) print()Which of the following statements will invoke the function one_year_older successfully?A. one_year_older(27, 'John')B. one_year_older()C. one_year_older('John', 27)D. one_year_older('John')one_year_older(27)
Answer:
C. one_year_older('John', 27)
Explanation:
The correct call to the function one_year_older() is the option C which is one_year_older('John', 27). This is because in the definition of the function, it was defined with two parameters name and age, so when this function is invoked, the argument for name and age must be passed to it in the function call. Hence option C which passes a string John (as the first argument name) and an int 27 (as the second argument age)
You have just installed a new sound card in your system, and Windows says the card installed with no errors. When you plug up the speakers and try to play a music CD, you hear no sound. What is the first thing you should do? The second thing?
Answer:
1. Volume check
2. Manage Device
Explanation:
1. Verify the volume is turned up in Windows and on the speakers. This can be done easily by going to the volume control icon on the computer.
2. Check Device Manager to see if the sound card is recognized and has no errors. This can be done by navigating thus:
My PC (Right click) > Manage > Device manger
Cheers
Analyze the following code. public class Test { public static void main(String[] args) { double radius; final double PI= 3.15169; double area = radius * radius * PI; System.out.println("Area is " + area); } }
Answer:
The output of the given code as follows:
Output:
Area is: 12.60676
Explanation:
In the given code some information is missing so, the correct code to this question can be described as follows:
Program:
public class Test //defining class
{
public static void main(String[] args)//defining the main method
{
double radius= 2; //defining double variable radius
final double PI= 3.15169; //defining double variable PI
double area = radius * radius * PI; //defining double variable area that calculates values
System.out.println("Area is: " + area); //print values
}
}
Explanation:
In the given java code a class "Test" is defined, in which a double variable "radius" is defined, which holds a value, that is 2. In the next step, a double constant variable, that is PI is defined, that holds a value, that is "3.15169". Then another double variable area is defined, that calculates the area value, and prints its value.As the new manager at your local grocery store, you want to create a more efficient inventory process by allowing outside vendors and suppliers to review current inventory records and adjust recurring shipment orders to reduce product waste. What type of network should you use?
Final answer:
The manager should use an Electronic Data Interchange (EDI) system to improve the inventory process, which allows vendors to review and adjust orders, thus increasing efficiency and reducing waste.
Explanation:
As the new manager at a local grocery store looking to improve your inventory processes, you should consider the implementation of an Electronic Data Interchange (EDI) system. EDI allows for the computer-to-computer exchange of business documents in a standard electronic format between business partners. This system would enable outside vendors and suppliers to review current inventory records and adjust their shipment orders accordingly, ensuring a more efficient inventory process and reducing product waste.
To further enhance the supply chain, advancements in technology, transportation methods, and robust policies during national emergencies should be considered. For example, Amazon utilizes highly computerized warehouses and economies of scale to lower costs per sale, which is a strategy worth considering. Additionally, the adoption of labor rights protections is crucial for the stability of supply chain operations.
By incorporating EDI technology and considering strategies employed by industry leaders like Amazon, your grocery store can achieve greater efficiency and reduce unnecessary expenses caused by outdated inventory management practices and congested transportation networks.
Which of the main value components are contained in the value proposition "SportsAde offers serious athletes a great-tasting way to stay hydrated during exercise"?
Answer:
Explanation:unique difference/benefits
- "a great-tasting way to stay hydrated during exercise" this is the benefit statement
2. product/service category or concept is
- the drink
3. target market
- "serious athletes" is the target market
4. offering name or brand is
- SportsAde
True or False: Unity can apply multiple textures to a single object or terrain
Answer:
True
Explanation:
Which software product release category is "generally feature complete and supposedly bug free, and ready for use by the community?" Question 19 options: A) Alpha. B) Release candidate. C) Continuous beta. D) Beta.
Answer:
B) Release candidate
Explanation:
The release candidate is the last stage or final stage of software testing by vendors before it can be officially released to be sold commercially. The release candidate is usually carried out by a very large community of customers.
Some vendors may have to bring out just more than one release candidate if problems are discovered in the first RC.
Release candidate generally feature complete and supposedly bug free, and ready for use by the community.
Local-area network (LAN) A It interconnects locations scattered throughout a metropolitan area. 2 Wide-area network (WAN) B It is a network whose scale is even smaller than a LAN. An example of this type of network is a connection between a PC and a digital camera via a universal serial bus. 3 Metropolitan-area network (MAN) C It interconnects network components within a local region. 4 Personal-area network (PAN) D It interconnects network components that are geographically dispersed between two locations.
Answer:
Local-area network (LAN - It interconnects network components within a local region
Metropolitan-area network (MAN)- It interconnects locations scattered throughout a metropolitan area
Wide-area network (WAN) - It interconnects network components that are geographically dispersed between two locations.
Personal-area network (PAN) - It is a network whose scale is even smaller than a LAN. An example of this type of network is a connection between a PC and a digital camera via a universal serial bus
Explanation:
Local-area network (LAN - It interconnects network components within a local region, it is smaller compared to a WAN
Metropolitan-area network (MAN)- It interconnects locations scattered throughout a metropolitan area
Wide-area network (WAN) - It interconnects network components that are geographically dispersed between two locations.it uses routers to link between the geographical locations
Personal-area network (PAN) - It is a network whose scale is even smaller than a LAN. An example of this type of network is a connection between a PC and a digital camera via a universal serial bus
When computer manufacturers overcame the enormous 13,000 Chinese character barrier by creating a workable keyboard through voice and handwriting recognition, PCs became more accessible to the Chinese. What was the predicted effect of the events on equilibrium price and quantity of PCs sold in China
Answer:
Check the explanation
Explanation:
The effect of the events on equilibrium price and quantity is that the Price and quantity of PCs sold soared, the innovation which later made PCs more robust and able to utilize the Chinese language shifts the demand curve for computers to the right.
The price and number rose.
A(n) _____ is an interactive information system consisting of hardware, software, data, and models (mathematical and statistical) designed to assist strategy makers in an organization.
Answer:
decision support system
Explanation:
A decision support system is a set of related computer programs and the data required to assist with analysis and decision-making within an organization.
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The code snippet below checks whether a given number is a prime number. What will be the result of executing it? public static void main(String[] args) { int j = 2; int result = 0; int number = 0; Scanner reader = new Scanner(System.in); System.out.println("Please enter a number: "); number = reader.nextInt(); while (j <= number / 2) { if (number % j == 0) { result = 1; } j++; } if (result == 1) { System.out.println("Number: " + number + " is Not Prime."); } else { System.out.println("Number: " + number + " is Prime. "); }.A) The code snippet will not compile.
B) The code snippet will display the desired result.
C) The code snippet will display an incorrect result.
D) The code snippet will loop forever.
Answer:
B) The code snippet will display the desired result.
Explanation:
The code Snippet will give the expected result.
Prime numbers are numbers that are have only two divisors... That is 1 and itself
The while block:
while (j <= number / 2) {
if (number % j == 0) {
result = 1;
}
j++;
}
ensures that whenever there is a remainder of dividing the variable number by j, then it is not a prime number, since prime numbers are only divisible by 1 and themselves. The result =1 is then tested in an if statement to give the expected output
Final answer:
The code snippet correctly determines if a number is prime and will display the desired result; however, the efficiency could be improved by checking divisors only up to the square root of the number.
Explanation:
The code snippet provided checks whether a given number is prime. The result of executing this code snippet will be B) the code snippet will display the desired result. When the user enters a number, the program will divide that number by all integers from 2 up to the number divided by 2.
If any of these divisions result in a remainder of 0, the result variable is set to 1, indicating that the number is not prime. If none of the divisions have a remainder of 0, the result variable remains at 0, meaning the number is prime.
The only issue with this code is that it will continue checking until number/2 even though we could optimise it by only checking up to the square root of the number (number¹/²). However, this does not affect the accuracy for determining if a number is prime within the range checked.
Given the definition of the function one_year_older:def one_year_older(name, age): print('Name:', name) age = age + 1 print('Your age next year:', age) print()Which of the following statements will invoke the function one_year_older successfully?A. one_year_older(27, 'John')B. one_year_older()C. one_year_older('John', 27)D. one_year_older('John')one_year_older(27)
Answer:
The answer is "Option C".
Explanation:
Method Definition:
In the given python code, a method "one_year_older" is defined, which accepts two parameters "name and age", in which name accepts string value and age accepts integer value. Inside the method the print method is used, that print name variable value then increments the value of age variable by 1 and print its value, in this question except "Option C" all were wrong, which can be described as follows:
In option A, In method calling first, it passes integer value, then string value that's why it is wrong. In option B, In this method calling there is no parameter is used. In option D, This type of method calling is illegal.The ________, which employed a typewriter-like keyboard, was introduced in the 1800s and enabled printers to set type mechanically rather than manually.
Answer:
The answer is "linotype machine".
Explanation:
The Linotype is the model, that is also known as a "line casting" tool. It uses in during the production of the corporation and related businesses enthrallment linotype.
In this model, a heated metal casting method is used that inserts a 90-character platform, which is used to casts metal frames for each use. It places matrix multiplication on one side, which are molds for word types.Kamilla is creating a pet adoption website, and is currently learning about her options using the position property.
If Kamilla wants an element to remain in the same location in a browser window, even as the user scrolls through the Web page, she would use the ____ position property.
a. absolute
b. fixed
c. relative
d. float
Answer:
B. Fixed position property.
please help asap
Compare and contrast if-else and elif statements. Give examples.
What are the relational operators? How are they used?
Answer:
a. Comparison of if-else and elif:
if else follow as:
If (Condition)
{
In case if condition true, expression in this section executes
}
else
{
In case condition is false, expression in this section executes
}
elif Statement follows as:
If (Condition)
{
In case if condition true, expression in this section executes
}
{
in case, condition is false, move to elif block
elif (Condition)
{
In case elif condition true, expression in this section executes
}
else
{
In case elif condition is false, expression in this section executes
}
}
Explanation:
In if else, program first check the condition in "if statement", if condition is true it move into the body of "if " and execute the expression. If the condition is false it moves to the body of "else" and execute the expression.
elif is another block of condition in If else condition,It works as in "if statement" if the condition is true the program executes the expression of body of "if body". If the condition is false, it moves to another block of "elif", where it again check some other condition found in "elif statement". If the condition of "elif statement" is true it executes the expression of "elif body" otherwise in case of false condition it execute the expression in "else body".
It follows as: if - elif-else
Answer
b. the relational operators
Relation operators are the operators that are need in the expression to establish relationship between different operands of the expression.
Explanation:
In few expressions, their are some operators used to establish or show the relationship between different operands. These operator could be Equal (=), Greater than(>), Less than (<), Greater than equal to (>=) and Less than Equal to (<=).
These operators can be used in conditional statements that are used to check the relationship between operands and values through these operators.
Example
if (a>5)
{
if value of is greater than 5 then body of if will execute.
}
else
{
If value of a is less or equal to 5, this section will execute.
}
Tiffany is writing a program to help manage a bake sale. She writes the following code which prompts the user to enter the total number of items a person is buying and then a loop repeatedly prompts for the cost of each item. She wrote the code but there is a problem: it runs in an infinite loop. How can Tiffany change her code so it doesn't loop forever?
Answer:
Add the following code after the line 3 that is:
numItems = numItems - 1;
Explanation:
In the following question, some information in the question is missing that is code block.
0 var numItems = promptNum("How many items?");
1 var total = 0;
2 while (numItems > 0){
3 total = total + promptNum("Enter next item price");
4 }
5 console.log("The total is" + total);
In the following scenario, Tiffany is developing a program to help with the handling of bake sales and she not write that part which is essential.
There would become an incorrect condition that requires any increment/decrement operations stating that perhaps the condition variable will be incorrect. Because there has to be the variable "numItems" operation because it engages in the while loop condition.
As a digital strategist, Jared wants to add something extra to his ads to give users more incentive to click and convert. He's considering using the two optional field paths in the URL component of the ad, but needs to be certain his messaging will fit.How many total characters can he use in each of these optional paths?A) Up to 15 characters in eachB) Unlimited number of characters in eachC) Up to 10 characters in eachD) Up to 10 characters in one and 5 in another, for a total of 15
Answer:
A) Up to 15 characters in each.
Explanation:
Total characters he can use in each of these optional paths are up to 15 characters in each.
A junior administrator is having issues connecting to a router's console port using a TIA/EIA 568B standard cable and a USB serial to RJ-45 adapter, despite verifying terminal settings. What is the issue?
Answer:
Only rollover cables can be used in network device console management port.
Explanation:
Intermediate network devices are used for transmitting packets across networks. It has ports for connecting to other intermediate devices and end devices like the computer system.
Routers and switches are examples of intermediate network devices. They have management ports used to initially and periodically configure these devices. The console port is the main management port for device console. An administrator connects to the port using a rollover cable, which has a serial or USB connector on the computer end and a RJ45 on the network device end.
Write a class named Accumulator containing: An instance variable named sum of type integer. A constructor that accepts an integer parameter, whose value is used to initialize the sum instance variable. A method named getSum that returns the value of sum. A method named add that accepts an integer parameter. The value of sum is increased by the value of the parameter.
Answer:
The following are the code in the C++ Programming Language.
//define header file
#include <iostream>
// using namespace
using namespace std;
//define a class
class Accumulator
{
//set private access modifier
private:
//declare integer type variable
int sum;
//set public access modifier
public:
//define constructor
Accumulator (int sum)
{
//refer the same class as instance variable
this->sum = sum;
}
//define integer type function
int getSum()
{
//return the value of sum
return sum;
}
//define void type function
void add (int value)
{
//variable sum is increased by the argument value
sum += value;
}
};
Explanation:
The following are the description of the code.
Firstly, set the required header file and namespace then, define a class 'Accumulator' and inside the class. Set private access modifier then, declare an integer data type variable 'sum'. Declare a class constructor whose name is the same as the class name 'Accumulator()' and pass integer data type argument 'sum' in its parameter that refers to the same class as instance variable. Define a integer data type function 'getSum()' that return the value of the variable sum. Finally, define a void type function 'add()' and pass the integer data type argument 'value' in its parameter in which the variable sum is increased by the argument value .Which of the following is a disadvantage of using face-to-face communication over other communication channels? A) There is lag time between transmission and reception of the message. B) It is often difficult to schedule a time to meet face-to-face. C) Face-to-face communication reduces your ability to hold the receiver's attention. D) It is more difficult to develop effective relationships with individuals when you use face-to-face communication.
Answer:
Option B is correct.
Explanation:
The drawback to choosing face-to-face contact across certain platforms of interactions is that it is always impracticable to plan a schedule for face-to-face conversation because mostly the time of both participants should not be the same, sometime the one person wait for the other person or the other person wait for 1st one.
The following problems occur through the internet, the system configuration or the browsers, application configuration. So, the following are the reasons that describe the other options are not appropriate according to the scenario.The answer choice which is a disadvantage of using face-to-face communication over other communication channels is that:
B) It is often difficult to schedule a time to meet face-to-face.
According to the given question, we are asked to state the answer choice which is a disadvantage of using face-to-face communication over other communication channels.
As a result of this, we can see that when a person is making use of face-to-face communication, then he is taking in real time with the person and the possible disadvantage of this is that it is often difficult to schedule a time to meet face-to-face
Therefore, the correct answer is option B
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You are trying to build a spreadsheet model to determine what to bid on a construction project. If you are having difficulty constructing the spreadsheet model, what type of chart might you draw to help you set up the model?
Answer:
Influence
Explanation:
While the user attempts to create a prototype spreadsheet to decide how to offer on such a building plan. Unless he has trouble building the worksheet model, he draws an influence chart to encourage himself to build up the model.
An influencing chart seems to be an understandable graphical representation of a question in judgment. It portrays that elements as modules of different colors and patterns, such as choices, complexities, and targets. It features influences as bullets between them.
A(n) ____________________ is a hardware device or software utility designed to intercept and prevent unauthorized access to a computer system from an external network.
Answer:
hardware device
Explanation:
Alan is developing a business impact assessment for his organization. He is working with business units to determine the maximum allowable time to recover a particular function. What value is Alan determining? A. Recovery time objective (RTO) B. Recovery point objective (RPO) C. Business recovery requirements D. Technical recovery requirements
Answer:
A. Recovery time objective (RTO)
Explanation:
The recovery time is defined as the maximum length of time require to recover a system or any network from the failure.
Hence, to determine the recovery time of the function, one can use the RTO.
A user complains because the social media apps on his mobile device always note his location. The user is worried about privacy, and would like to keep this information from being broadcast on his social media. Which of the following features should the user adjust in order to accomplish this?
Answer:
Geotracking
Explanation:
Geotracking is the feature that needs to be adjusted in order to keep this information from being broadcast on his social media.
what is the sentinel value in the following code snippet?
public static void main(String[] args)
{
int age = 0;
int sum_of_ages = 0;
int stop = 1;
Scanner reader = new Scanner(System.in);
System.out.println("Enter an age (-1 to stop): ");
age = reader.nextInt();
while (age != -1)
{
sum_of_ages = sum_of_ages + age;
System.out.println("Enter an age (-1 to stop): ");
age = reader.nextInt();
}
System.out.println("Sum of ages " + sum_of_ages);
return 0;
}
The sentinel value in the following code snippet is 1.
What is sentinel value?An algorithm that uses the presence of a sentinel value as a condition for termination, generally in a loop or recursive algorithm, is known as a sentinel value in computer programming.
For instance, the number "-1" can be used as the sentinel value in a loop algorithm that computes non-negative integers because the computation will never encounter that value as a valid processing output. Also known as a signal value or a flag value.
A while loop can also be used as a sentinel loop. Until it encounters a certain value that indicates the end, a sentinel loop keeps processing data. The sentinel is the name of the exceptional value. For the sentinel, any value is possible.
Therefore, in the following line of code, the sentinel value is set to 1.
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I'M StartUP Corp. issued and sold 2,500,000 common voting shares during its first public stock sale. What is the minimum number of shares needed to be able to elect a new director to the Board
Answer:
1,250,000 (1.25 million)
Explanation:
Given
Common Voting Shares = 2,500,000
First, we need to understand what common voting shares is.
Common voting shares are such that the ownership interest in a company and entitle their purchasers to a portion of the profits earned.
To be able to elect a new director to the Board, only ½ or 50% of the total Common voting shares is needed.
i.e.
Minimum number of shares = 50% of 2,500,000
Minimum number of shares = 1,250,000
Hence, the minimum number of shares required to be able to elect a new director to the Board is 1,250,000