Answer:
False
Explanation:
There are messaging apps and social media dedicated for corporate world. Skype Business is one of the examples of messaging app welcomed by corporate users. The social media such as Linkedln is another typical platform that many professional from corporate world build their connections and share their professional profile. One common attracting point of these corporate oriented messaging app and social media is their ad free environment. The posts are much more tightly filtered and controlled and the contents are usually more professional.
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.
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
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.
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.
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.
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.
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.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
Different sites in the forest of Papua New Guinea have been found to have very similar species compositions of herbivorous insects, even though each site has a large number of species. These herbivorous insects are therefore said to have low _______ diversity.
Answer:
Alpha
Explanation:
Based on the description, you can conclude that the alpha diversity is high.
Cheers
Answer:
low beta diversity
Explanation:
Beta diversity is a measure of the differences in the composition of species among different environments. In order words, it shows how different in terms of species composition is among different environments.
A high beta diversity indicates there is a little similarity in the composition of species among different environmental sites, while a low beta diversity indicates there is high similarity in the composition of species.
Since the species of herbivorous insects among different sites in the forest of Papua New Guinea are very similar in composition, we can say they have low beta diversity.
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.
Which option correctly completes this statement? Programs can repeat simple instructions very quickly to I. help human users to perceive images and sound II. remove the drudgery of repeating instructions by hand III. overcome the need for connectivity to the computer network
Answer:
I, II only
Explanation:
A computer program is a compilation of instructions and commands that can be executed by a computer to carry out a specific task. Most computer devices can only function optimally with the help of a program.
Programs can repeat simple instructions very quickly in order to assist individual users to recognize images and sound effortlessly and to get rid of the drudgery of repeating instructions and commands by hand
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.
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
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.
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.
ou discover an unattended email address or fax machine in your office that receives beneficiary appeals requests. You suspect that no one is processing the appeals. What should you do
Answer:
C. Contact your compliance department.
Explanation: You can Contact your compliance department to look into the beneficiary appeal requests that your company receives, screen then and decide on which ones to work with or which ones your company should discard and delete.
What is the easiest way to provide sufficient bandwidth for VoIP plus data on your LAN? Group of answer choices Over-provision the network Use gigabit Ethernet Use fiber optic cable Use a high-compression codec
Answer:
Over-provision the network.
Explanation:
Over-provision of the network is the simplest method to have an appropriate VoIP bandwidth plus information on the Local Area Network.
Over-provision is typically seen to secure network efficiency from changes in traffic. Usually, it includes dimensioning connections such that that the bandwidth meets by some margin that projected data pressure, which would be chosen to indicate that the connection can handle both anticipated and unforeseen traffic variations.
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.
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.
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.
____________________’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 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.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.
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
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.______________________________ is an attack in which the perpetrator uses social skills to trick or manipulate legitimate employees into providing confidential company information, such as passwords.
Answer:
Social Engineering is the answer
Explanation:
Social Engineering is known as the attack in which the perpetrator tends to use social skills for manipulating and tricking the legal employees to provide privileged information of the company such as passwords,
In simple words, it is an attack that completely relies on the interaction of human beings.
It manipulates the people to break the top-most practices along with security methods to attain access to physical location and network, systems and financial gain.
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
Care should be taken whenever you post comments or photos to any social media or other websites, because each of these online activities either add to or detract from your personal brand.1. True2. False
Answer:
True is the correct answer for the above question.
Explanation:
The social website is used to connect the people using the internet to communicate. With the help of this, any people can communicate within the world's people. If anyone posts their pictures or comment on this type of website, then they need to care for that post or pictures. it means he needs to make decisions to choose the pictures or comments while posting.It is because when the user posts the wrong comments or pictures, then their popularity is less in front of the other people called society.This concept is also said by the question, hence it is a true statement.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.
Melinda completed the Computer Programming Aptitude Test when she applied for a position with Beta Electronics. Six months later, she took the same test when she applied for a position with another company. The fact that her scores were almost identical on the two occasions suggests that the test has a high degree of Group of answer choices stability. content validity. reliability. standardization. predictive validity.
Answer:
reliability
Explanation:
The fact that her scores were almost identical on the two occasions suggests that the test has a high degree of reliability. Meaning that the test is trustworthy and performs consistently. That is because the main factor that determines whether or not a test is reliable is if a certain input, outputs the same results every single time regardless of the amount of times that it is tried. Which seems to be the case in this scenario with this test.