Answer:
avoid
Explanation:
Fill in the blankA page break can be prevented from being added before or after a heading by using the keyword avoid in the page-break-before or page-break-after properties.
What will the following segment of code output? Assume the user enters a grade of 90 from the keyboard. cout << "Enter a test score: "; cin >> test_score;
Complete Question:
What will the following segment of code output?
Assume the user enters a grade of 90 from the keyboard.
cout << "Enter a test score: ";
cin >> test_score;
if (test_score < 60);
cout << "You failed the test!" << endl;
if (test_score > 60)
cout << "You passed the test!" << endl;
else
cout << "You need to study for the next test!";
Answer:
You failed the test!
You passed the test!
Explanation:
With the assumption that test_score has been declared as an int variable
The output of: You failed the test! You passed the test! May be unexpected since the test_score is greater than 90 so it looks like the code has a logical error somewhere.
This error is as a result of putting a semi colon at then end of the first if statement if (test_score < 60);
An if statement does not end a thought as such there should'nt be a semi colon ending it. Take the semi-colon out and the program will give the expected output of You passed the test! since test_score of 90 is greater than 60
You are leading a project that will collect vast amounts of data, which will need processing. In your research, you learn about a technology in which volunteers can install a small application on personal computers to receive, process and return information to your organization. Using multiple systems to process large amounts of data in this way will be less expensive than using a single supercomputer to conduct this same task. Which term describes this technology?
Answer:
Grid Computing
Explanation:
Grid computing is a processor architecture that combines computer resources from various domains to reach a main objective. In grid computing, the computers on the network can work on a task together, thus functioning as a supercomputer.
Cheers
Answer:
Grid Computing
Explanation:
Grid computing is the physical interconnection of computers to perform tasks that may be carried out by a supercomputer. These tasks may include solving a very complex problem, analyzing large amounts of data, weather modeling or earthquake simulation.
Grid middleware is a software that helps in setting up a computing grid, this software provides communication between the systems by translating and transferring information of one node to another. This makes grid computing a form of peer-to-peer computing or distributed computing.
Some of the advantages is that:
It utilizes existing hardware optimallyIt makes it easy to work with other organization or companiesIt groups systems to work like a supercomputer, therefore, solving complex problems within a short timeframe.In both direct flooding attacks and _____ the use of spoofed source addresses results in response packets being scattered across the Internet and thus detectable.
Answer:
SYN spoofing attacks.
Explanation:
The Spoofing attack is used to access the personal information it is distributed the viruses through infected links or file .The spoofing attacks has redistributed the traffic and the flow control in the denial-of-service attacks.
The SYN spoofing attacks is used the spoofed source in the result of giving response to packet The Spoofing attack is distributed across the Internet also it is detectable
Paul is playing a game when his computer shuts down unexpectedly. Paul has noticed recently that his fans are running very loud. When Paul turns his computer back on, it starts to boot and then shuts off again.What is a possible problem with Paul’s computer?
Answer:
It could be water damage or
Explanation:
Water damage happens a lot to computers and they cause your computer to shut down unexpectedly
There are _____ modes of operation defined by NIST that are intended to cover virtually all the possible applications of encryption for which a block cipher could be used.
Answer:
5
Explanation:
Fill in the blanksThere are 5 modes of operation defined by NIST that are intended to cover virtually all the possible applications of encryption for which a block cipher could be used.
The screened subnet protects the DMZ systems and information from outside threats by providing a network with intermediate security, which means the network is less secure as the general public networks but more secure than the internal network.1. True2. False
Answer:swswsw
Explanation:swwsws
Types or classes of larger servers include ______________________, which are generally optimized for data storage and I/O capability, and ______________________, which are generally optimized for computational capacity and speed.
Answer:
The answer is "Mainframe, Supercomputer"
Explanation:
Mainframe:
These computers are mainly used in large companies for vital purposes like bulk processing of records, for instance, censuses, business stats, and customer statistical analysis, company management preparation and transaction handling.
Supercomputer:
These types of computer used in scientific researches, oil and gas development, translating satellite information into maps showing where and how to drill oil or gas wells. These are used in applications for mechanics, for example, fluid dynamic equations of drag and hydrodynamic performance vehicles.
You have been using the same computer for several years. To extend its service life, you decide to upgrade the processor. You check the motherboard documentation and purchase the fastest processor supported by the motherboard. However, when you start the computer, it beeps regularly, nothing is displayed on the screen, and it doesn't start. What should you do?A. Return the CPU for a new one.B. Update the UEFI firmware.C. Press F8 while booting the computer.D. Upgrade the motherboard.
Answer:
Option B i.e., Update the UEFI firmware.
Explanation:
The user had many periods of using the same machine. He wants to update the processor to increase the existing service period. Later, he tests the paperwork onto the motherboard and buys the best motherboard-supported processor.
While the user starts the machine, though, that makes a noise constantly, nothing is shown on its monitor and it wouldn't start. So, the first step is he will update firmware from UEFI.
Thus, the other options are not correct according to the scenario.
You are purchasing several PC systems that will be used as thin clients in a large organization. Which hardware selection criteria would be most important for this system?
Answer:
Gigabit Ethernet adapter
Explanation:
A thin client is a type of computer without a localized hard drive that is used to run resources stored on a central server. It accesses resources such as applications and data deemed secure on remote servers and secure data centers. It requires Gigabit Ethernet adapter due to its heavy dependence on network resources and computational role to the server.
You are a help desk support technician at a retail department store and you receive a call from a manager in the administrative offices. He complains that the performance of his 802.11g notebook computer decreases several times throughout the day. Upon visiting the customer, you realize several people are performing inventory using 802.11b barcode scanners in the adjacent room. What is most likely the cause of the poor performance for the manager's notebook computer?
Answer:
ERP protection
Explanation:
Ethernet Ring Protection, or ERP, is an attempt at ITU-T under the G. 8032 Recommendation to offer sub-50ms recovery and protection switching for Ethernet traffic in a ring like topology and at the same time making sure that there loops are not formed at the Ethernet layer. G.
In recent times Ethernet Ring Protection (ERP) has emerged to offer protection switching for Ethernet ring topologies with sub-50 ms failover facilities.
A huge variety of networking hardware and software appeared. One challenge was to enable these different networks to communicate with each other. ARPA accomplished this by developing the ________, which created a true "network of networks," the current architecture of the Internet.
Answer:
Internet Protocol (IP) is the correct answer of this question.
Explanation:
This was done by ARPA creating the internet protocol that created a true "network of networks," the current Internet architecture.A huge array of hardware and software networking has emerged. One challenge was to connect with each other through these different networks.
The Internet Protocol (IP) is an interface or set of rules to route and manipulate packets of data so that they can navigate through cables and reach the right goal.
For Example:- tcp, udp, http ,https ,ftp, dns, telnet, bgp etc.
If you need to provide a storage server with fault tolerance through the use of multiple paths between the server and the actual storage, what feature should you install?
Answer:
The correct answer to the following question will be "Multipath I/O ".
Explanation:
Multipath I/O going to minimize the impact of a failure of either the host network interface by offering an alternative access route through storage media as well as a Windows OS.
It offers the possibility for someone like you to support high accessibility and significantly improve efficiency based on your SAN setup.Offer valuable even fault resistance to a terminal server by using different objectives or paths.So, you should install this Multipath I/O.
You have just performed a cpm analysis and have found that more than one path through the project network has zero slack values. What can you conclude?
Answer:
There are multiple critical paths
Explanation:
The critical path method (CPM), or critical path analysis (CPA), is an algorithm for scheduling a set of project activities. It is commonly used in conjunction with the program evaluation and review technique (PERT). A critical path is determined by identifying the longest stretch of dependent activities and measuring the time required to complete them from start to finish.
The essential technique for using CPM is to construct a model of the project that includes the following:
A list of all activities required to complete the project (typically categorized within a work breakdown structure), The time (duration) that each activity will take to complete, The dependencies between the activities and, Logical end points such as milestones or deliverable items.
Using these values, CPM calculates the longest path of planned activities to logical end points or to the end of the project, and the earliest and latest that each activity can start and finish without making the project longer. This process determines which activities are "critical" (i.e., on the longest path) and which have "total float" (i.e., can be delayed without making the project longer).
considering the above function of the cpm analysis because you have multiple path, there is tendency that more than path through the project network will have zero slack values.
A CPM analysis showing multiple pathways with zero slack values indicates there are several critical paths in the project, requiring careful management due to lack of buffer time.
If you've performed a CPM analysis (Critical Path Method) and found that more than one path through the project network has zero slack values, you can conclude that there are multiple critical paths. Having zero slack means that any delay in activities on these paths will delay the entire project. Therefore, these paths must be managed carefully as they have no buffer time and are equally critical to the project's timely completion.
An online service allows users to integrate their phonebook with their social media profiles and stores it on the cloud. The phonebook is updated with pictures of contacts when they are uploaded on social media sites. Which of the following cloud-based offerings is being provided to the users?a) software as a service (SaaS)b) Platform as a service (PaaS)c) Infrastructure as a service (IaaS)
Which operations security control prevents unauthorized intruders from internally or externally accessing the system and lowers the amount and impact of unintentional errors that are entering the system?
Answer:
Preventative controls
Explanation:
Preventative controls are measures taken to avoid or reduce the possibility of threats or errors from happening like standards and processes. In networks, the preventative controls block the attempts from unauthorized people to access a system. According to this, the answer is that the operations security control that prevents unauthorized intruders from internally or externally accessing the system and lowers the amount and impact of unintentional errors that are entering the system are preventative controls.
ACME Corp. is developing a software program that can run on mobile devices so that customers can interact with the firm, view product information, and order status. This is best described as a(n) ___________.
Answer:
App is the correct answer of this question.
Explanation:
ACME Corp. is creating a computer program that can run on mobile devices to allow clients to communicate with the business, display product information and order status.This is best represented as app.
For Example:- Music,Playing games,text,video chatting,Shopping Online and Planning vacations etc.
An app is a software category that allows you manage complex tasks.Tablet or smartphone apps are sometimes pointed to as web browsers, while those for mobile devices are pointed to as apps and websites.In a(n) ____ design, the remote user's keystrokes are transmitted to the mainframe, which responds by sending screen output back to the user's screen.
Answer:
I think it would be centralized
The arrival of personal computer technology gave rise to client server networks that replaced traditional mainframe and minicomputers for many business uses. Companies such as Wang, Control Data, and DEC did not survive this revolutionized computer industry. What happened in this instance is a prime example of a(n):
Answer:
The replacement of traditional mainframe and minicomputers is a prime example of technological paradigm shift.
Explanation:
As the change of traditional mainframe and minicomputers to personal computers is due to the technological advancements, which led to creation of client server networks. This paradigm shift is the technological shift as the main reason for the shift is due to the technical advancement and enhancement.
What integrates all departments and functions throughout an organization into a single IT system (or integrated set of IT systems) so employees can make decisions by viewing enterprisewide information about all business operations
Answer:
The correct answer to the following question will be "Enterprise Resource Planning".
Explanation:
Such applications usually provide dashboards where customers can stare at information gathered from all over the company in real-time to assess efficiency as well as profit margins.
Throughout different enterprise operations, ERP uses a consolidated platform for growing manual labor and automate current business interfaces.This incorporates all divisions and activities under a single This structure within a corporation.Compare and contrast if-else and elif statements. Give examples.
Explanation:
In coding, decisions are required only if certain conditions are fulfilled or met. If these conditions are met or not, the outcome should either be TRUE or FALSE before action of these statements is taken. An If else statement evaluates to FALSE when a Boolean expression is not met or is not true. Consider the snippet code below as an example
If 10==10
Print (10 is equal to 10)
Else:
Print (It is incorrect)
So, the above means that the program will evaluate to true if 10==10, and will print “It is incorrect” if another value is provided that evaluates to false
The elif statements, on the other hand, checks all conditions in your code and if one statement is TRUE, it will execute.
if 5.5 == int):
print("Value is Integer")
elif 5.6 == float):
print(“Value is Float”)
elif 5.5 == complex):
print("Value is Complex")
else:
print("Unknown")
Each condition is evaluated one after the other until a TRUE condition is found and evaluated. If all conditions happen to be FALSE, the else statement will be printed.
Your company has decided it wants to build a file server and store data that can be shared by coworkers. You were asked to research the type of storage that should be used on the server. Your boss said that he would like to implement RAID on the computer and wants your opinion on the best RAID type for the company. He informed you that the company will need at least 500 TB of storage. He also wants to make sure that if a drive fails, the data can be recovered. In addition, he told you to keep the cost down as much as possible. What will you recommend to your boss?
Answer:
RAID 5
Explanation:
One of the most common and best RAID configurations is the RAID 5. It is ideal for application and file servers with a restricted number of drives. RAID 5 is Considered as a good all-around RAID system in that it combines the better elements of efficiency and performance among the different RAID configurations.
Raid 5 is known to be fast, and reliable . It also offers cheap data redundancy and fault tolerance. Writes tend to be slower, due to the parity data calculation, but data can be accessed and read even when a failed drive is being rebuilt.
In a case of drive failure ,RAID 5 system can read the information contained on the other drives and recreate that data, accommodating a single drive failure.
In conclusion, the RAID 5 configuration is Cost Effective and has ability to recover from failures, thus it will be best option to be recommended tomy boss.
Final answer:
RAID 6 is recommended based on the need for at least 500 TB of storage, data recoverability from drive failures, and cost-effectiveness. It provides better data protection than RAID 5 and is more cost-effective than RAID 10, while maintaining the redundancy required for safe storage.
Explanation:
Considering the requirements of having at least 500 TB of storage, the necessity for data recovery in case of a drive failure, and the need to manage costs effectively, the RAID 6 configuration is recommended. RAID 6 provides fault tolerance by allowing up to two disk failures without data loss, which would give your company the redundancy needed to safeguard the stored data. While RAID 5 also provides fault tolerance, it only allows for a single drive failure, which might not provide enough protection for such a large data set. RAID 6, however, uses two parity blocks rather than one, giving it higher reliability.
It would require a minimum of 4 drives, and because of the dual parity, it would slightly reduce the total storage size available. However, this is a cost-effective solution compared to more expensive options like RAID 10, which offers great performance and redundancy but would require double the number of drives for the same usable storage space. When selecting drives for the RAID array, using enterprise-level hard drives is recommended as they are made for the rigors of continuous operation, which can extend the reliability and lifespan of your storage system.
When you code a column list in an INSERT statement, you can omit columns with default values and columns that allow ____________________________ values.
Answer:
NULL is the correct answer of this question.
Explanation:
The insert statement is used for inserting a column list into the database this statement is an under Data Manipulation language.When we insert any column into the database there is always a null value stored.
Insert statement is used to insert the data into the database .To insert data following syntax is used:-insert into tablename (column data type).
When we insert any data into the database the default value is stored is bull.____________________’s law is the mathematical formula that describes belief that the large and powerful computers will always be more cost effective than smaller ones.
Answer:
Grosch
Explanation:
Grosch 's law is the mathematical formular that belief that large and powerful computers will be more costly than the smaller one because the functions and performance of the large and powerful computers cannot be compared with the smaller ones. He believes that the more costly a computer is the high the performance will be which means that low cost computer are not up to standard of a high cost computer in the market.
When you use the Bing Image Search for online pictures, you will be searching the Internet for pictures that have been filtered based on the _____________ licensing system.
Answer:
Creative commons licensing system
Explanation:
If you use the Bing image search you will be searching the Internet for pictures that have been filtered based on the creative Commons licensing system meaning you will have to search the internet for picture that have licence that will give you the right to have the pictures because the owner has given you the licence to share or use the picture he created
Therefore Commons licenses is the licenses to get permission to do any of the things with a work that the law reserves exclusively to a licensor and that the license does not expressly allow.
Answer:
Creative commons
Explanation:
Bing is a web browser search engine used to promote easy navigation on the internet. It provides related results based on the inputted values in the browser. It also accepts pictures or image values for it's search.
The creative commons licensing system facilitate or allows for creators of products to grant users free acquisition, use and modification of products. It is also known as "CC".
With this, a picture can be searched in the Bing image search engine, downloaded and modified without risk of violation.
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)
Explanation:
The Code Snippet is correct and gives the expected result.
Prime numbers are numbers with only two divisors (1 and themselves)
Below are the list of prime numbers from 1-100
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97
Testing each of the following numbers in the compiled code snippet gives the expected output.
One reason for the success of the Web is that HTML has made it easy for non-programmers to write and edit code without being ensnarled by ______ violations.
Answer:
Syntax
Explanation:
Syntax for HTML is like grammar for English. It’s a set of rules for how to structure HTML code. Not abiding by these rules my lead to syntax violations.
Cheers
What two units are used to measure the frequency and amplitude of a sound wave?
A. Hertz is a measure of frequency, and a decibel is a measure of amplitude.
B. A decibel is a measure of frequency, and hertz is a measure of amplitude.
C. The quantization is a measure of frequency, and sampling is a measure of amplitude.
D. Sampling is a measure of frequency, and the quantization is a measure of amplitude.
Answer:
A. Hertz ----f amplitude.
Explanation:
The rules of physics confirm that frequency is measured in HERTZ and the amplitude is measured in Decibel. And hence, the correct option here is certainly the first option as it states that the frequency is measured in HERTZ and the amplitude is measured in Decibel. Hence, the first one is the correct choice for this question.
Cathy experiences issues in her internet connection. She contacts a network administrator. Which protocol will the administrator use to check for errors?
A HTTP
B LDAP
C ICMP
D FTP
Which statements are true about portrait orientation? Check all that apply. Height is greater than width. Width is greater than height. More columns are visible than rows. More rows are visible than columns.
Answer:
(A) Height is greater than width.
(D) More rows are visible than columns.
Explanation:
edg 2020
The statement that is true about portrait orientation is height is greater than the width and more rows are visible than columns. The correct options are a and d.
What is portrait orientation?The rectangle's longer sides are vertical when it is in a portrait position. It is so named because most people opt to take portraits or photographs of people with their faces in this orientation. Portrait orientation cane is done by settings and selecting accessibility.
When the frame is in vertical display and in portrait format, the side edges are longer than the bottom and top edges. The subject appears wider and taller as a result. You could take portrait photos by tilting the camera 90 degrees vertically.
Therefore, the correct options are a, Height is greater than width, and d, More rows are visible than columns.
To learn more about portrait orientation, refer to the link:
https://brainly.com/question/6865810
#SPJ5
Analyze the following network traffic logs depicting communications between Computer1 and Computer2 on opposite sides of a router. The information was captured by the computer with the IPv4 address 10.254.254.10.
Question Continuation
Computer1 Computer2
[192.168.1.105]------[INSIDE 192.168.1.1 router OUTSIDE 10.254.254.1]
-----[10.254.254.10] LOGS
7:58:36 SRC 10.254.254.1:3030, DST 10.254.254.10:80, SYN
7:58:38 SRC 10.254.254.10:80, DST 10.254.254.1:3030, SYN/ACK
7:58:40 SRC 10.254.254.1:3030, DST 10.254.254.10:80, ACK
Given the information, what can you infer about the network communications?
Answer:
What can be concluded from the above log is that; the router implements the Network Address Translation (NAT).
Explanation:
Network address translation (NAT) is a refers to the of remapping one IP address by enabling a private IP networks that use unregistered IP addresses to connect to the Internet.
This can be seen as allowing the router to repackage some packets so that the devices can have just one IP address.
As seen above, when the routes implements the NAT, the three networks were connected.
Which gives each network a private address so that packets can be sent to another network through their IP addresses