A digital currency that may be used online as a medium of exchange is called cryptocurrency. Strong cryptography is used in IT to secure financial transactions and to verify coin transfers.
What is digital currency?Digital currency is defined as a form of transaction that is electronically generated, stored, and transferred. Unlike the coins and notes of traditional currencies, digital currencies are not normally linked to any nation's government or represented in tangible ways. Any form of money or payment that solely exists in electronic form is referred to as digital money or digital currency.
For the first time in 2021, there were more transactions on Ethereum than there were on Bitcoin. It is safe to say that Ethereum is the most widely used blockchain network in the entire globe because it serves as the foundation network for the majority of NFTs and a large number of cryptocurrencies. Bitcoin and other cryptocurrencies present a new, decentralized form of money.
Thus, a digital currency that may be used online as a medium of exchange is called cryptocurrency. Strong cryptography is used in IT to secure financial transactions and to verify coin transfers.
To learn more about digital currency, refer to the link below:
https://brainly.com/question/23682956
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Final answer:
Cryptocurrencies like Litecoin and Ether extend beyond Bitcoin's capabilities, with Litecoin focusing on quicker transactions and Ether supporting smart contracts and dApps. Both share the decentralized nature inherent to cryptocurrencies and are based on blockchain but differ in purpose and technological intricacies.
Explanation:
When discussing cryptocurrencies, it's clear that their uses extend far beyond the well-known Bitcoin. Litecoin and Ether (the currency of the Ethereum network) are two prominent examples of alternative cryptocurrencies. Both are decentralized and based on blockchain technology like Bitcoin, yet they have their own unique features and uses.
Litecoin, for instance, was designed to produce blocks at a faster rate than Bitcoin, allowing for quicker transaction confirmations. Ether, on the other hand, not only functions as a digital currency but also facilitates smart contracts and decentralized applications on the Ethereum platform.
Windowok Inc. implemented a new pay policy for its employees. According to the policy, all employees who exceed their performance targets will earn a bonus in addition to their regular pay. What has Windowok implemented?
Answer:
Performance bonus policy is the correct answer.
Explanation:
The term performance bonus refers to a way of additional compensation that is given to an employee or a department; it is a reward paid for achieving particular goals or hitting predetermined targets. In this case, Windowok Inc. is paying to employees who exceed their performance targets as a bonus.
A(n) ______ is software that finds websites, webpages, images, videos, and other information related to a specific topic. Group of answer choices
Answer:
A web search engine or internet search engine
Explanation:
A web search engine or an internet search engine is a software program that enables users to retrieve information with a response to the user queries.
A device has an IP address of 10.1.10.186 and a subnet mask of 255.255.255.0. What is true about the network on which this device resides?
Only the last number of each IP address will be unique
Only the last two numbers of each IP address will be unique
Only the last three numbers of each IP address will be unique
All four numbers of each IP address will be unique
Answer:
Only the last number of each IP address will be unique(Correct)
Explanation:
The ____ computing device had a memory capacity of 72 numbers and could be programmed to perform a 23-digit multiplication in just 4 seconds.
Answer:
Mark I is the correct answer.
Explanation:
In the following statement, the Mark I is the computing device that has 72 numbers of the memory capacity in that device and this computing device programmed for the performance of the multiplication of 23-digit in 4 sec.
It was developed by Howard H. Aiken so, that's why its other name is Harvard Mark I.
What type of object is a GUI widget the user can click to select an option, and allows for any number of these objects to be selected at the same time?
Answer:
Checkbox
Explanation:
I remember this question.
When you install an app on one computer or device, it will install automatically on any other computers and devices on the same subscription plan.
This is FALSE.
When you install an app on one computer, you are saving it on a single hard drive. Therefore, only that drive wherein you put and install the application will use and run the application. Otherwise, when you INSTALL IT TOO the whole network, meaning you have to copy and make installation to each computer one by one, then you can distribute the app.
A method of participant observation designed to help a researcher experience a culture's complex web of meaning is called textual analysis.True / False.
Answer:
The answer is "False".
Explanation:
The textual analysis is a method of research, that is used to describe and provides the understanding feature to understand the given text.
A process of observation by participants that helps a scientist knowledge of the complex network of the meaning of societies is known as Ethnography, that's why the given statement is false.
"Humans can only hear frequencies up to about 20,000 Hz. To capture audio frequencies that humans can hear, an audio sample rate should be at least double that frequency. Thus, music audio frequency sampling rates should be at least"
Answer:
40,000Hz
-common audio sampling rate is 44,100Hz
Explanation:
the human ear can detect a vibration when it is around 20 Kilo Hertz but could not necessary make meaning out of it, but for the ear to make meaning out the sound the frequency must be up to 40 Kilo Hertz. Music audio frequency sampling rates is at least about 44.1 kilo Hertz this is the common rates for music.
Final answer:
To capture audio frequencies within human hearing range, music audio frequency sampling rates should be at least 40,000 Hz.
Explanation:
Music audio frequency sampling rates should be at least 40,000 Hz to capture audio frequencies that humans can hear. The industry standard for CD recordings is 44.1 kHz (44,1000 Hz), while music studios typically use 48 kHz or higher sample rates.
What type of IPv6 address should you use when you have multiple routers on a subnet and want hosts to use the nearest router for packets that should be delivered to remote networks?
-Unicast
-Anycast
-Multicast
-Broadcast
Answer:
Anycast
Explanation:
Anycast is linked with the BGP protocol which ensures that all of a router’s neighbors are aware of the networks that can be reached through that router and the topographical distance to those networks. The main principle of anycast is that an IP address range is advertised in the BGP messages of multiple routers. As this propagates across the Internet, routers become aware of which of their neighbors provides the shortest topographical path to the advertised IP address.
A computer is presenting a user with a screen requesting payment before the user data is allowed to be accessed by the same user. What type of malware is this?
Answer:
Ransomware
Explanation:
commonly encrypts data on a computer and makes the data unavailable until the computer user pays a specific sum of money.
Final answer:
Ransomware is the type of malware that encrypts user data and requests payment, typically in Bitcoin, to allow the user to regain access. It can affect individuals and businesses, causing significant losses and privacy breaches.
Explanation:
The type of malware described in the question is known as ransomware. This kind of malicious software restricts access to the user's data by encrypting it and then demands payment, usually in the form of cryptocurrencies like Bitcoin, for the decryption key.
Ransomware not only affects individuals but also businesses and can lead to significant financial losses and breach of privacy. Vigilance when clicking on links and managing emails, as well as implementing strong security practices, are critical in preventing such attacks. Once infected, recovery can be difficult and there is no guarantee that paying the ransom will actually restore access to the encrypted data.
CompX Inc. is an online retailer of electronic products, including laptops and tablets. The company is known for its unique approach to customer support, which is known for going above and beyond in satisfying customer complaints and issues. What kind of a strategy is CompX using?
Answer:
Differentiation
Explanation:
Differentiation is a business strategy used by organizations for gaining a competitive edge over competitors in the market.
During this approach, the organizations/business introduces a special strategy which goal is to differentiate their product or service in a positive way, from other products that are alike.
In this scenario the organization(CompX Inc) is offering a superior customer support.
A network interface card has a place where which kind of cable can be plugged in and connected to a router or switch?
HDMI
Ethernet
USB
Coax
A technician is training a new hire on sealing an RJ-45 connector to the end of an Ethernet cable. Which tool is the technician handing the new hire in order to perform this task?
Cable striper
Crimper
Loopback plug
Punchdown tool
The answer is Crimper.
Crimper is a networking device that would allow RJ-45 pins to get attached to UTP(Unshielded Twister Pair), CATs (Category Ns) and STPs (Shielded Twisted Pair) Cables. These are common type of cables used in computer networking. A crimper looks like a pliers only it has narrow ends with a hole where you would put RJ-45 devices together with the cables. In order to make the cable hold on to the RJ-45, the two hands must be squeezed together with an exact force (not too much force). Once the crimper made a sound, that means, your RJ-45 is now locked with the cables inside.
You must be very careful when using this device. Sometimes crimpers has blades that could peel off cables or cut them for alignment and proper attachments. A pair of gloves and googles are also advisable to wear when you use this device for safety measures.
The FaceSnap app has permission to use many devices on your smartphone, including the camera. A data privacy concern that arises from this is that the company could access the camera to see what you're doing without your knowledge.
Question:
Why is it not given points for Row 6(identifying data that is used by innovation and how the data is consumed), and Row 7 (identify one data storage, privacy, or security concern)
Answer:
The statement provides shares details on the computer innovation and does not show how the data is used by the app, what FaceSnap does with the information given to it.
Row 7: No specific data security concern
Consider the following numbers given in Binary (BIN), Decimal (DEC), and Hexadecimal (HEX) representations:
BIN: 1110
DEC: 13
HEX: F
Which of the following lists the numbers in order from least to greatest?
a. BIN: 1110, DEC: 13, HEX: F
b. DEC: 13, BIN: 1110, HEX: F
c. DEC: 13, HEX: F, BIN: 1110
d. HEX: F, DEC: 13, BIN: 1110
Answer:
b. is the right answer.
Explanation:
we can turn all numbers to decimal and then compare.
BIN: 1110 = 14
Hex: F = 15
so 13-14-15 is right order.
A digital certificate confirms that the macro created by the signer has not been altered since the digital certificate was createdA. TrueB. False
Answer: False
Explanation:
Digital certificate is defined as entity identification in digital form that is used by a user or firms to share their information along with authentication and security. It uses public key cryptographic technique and so it is also know as public key certificate.
Digital signature is the signature that is done digitally to secure data or document.It maintains security of the content present in message of information that is being exchanged through e-signature.It follows encryption technique for maintaining authenticity.Therefore, digital signature is the signing feature that protects macro after being made to maintain its authenticity.Thus, the given statement is false.Juan's web server was down for an entire day last september. It experienced no other downtime during that month. Which one of the following represents the web server uptime for that month?
A. 96.67%
B. 3.33%
C. 99.96%
D. .04%
Answer: A- 96.67%
Explanation: Juan's web server was down for an entire day last September.
The web server up time for the month of September is 1/30=0.0333 which is one day out of the 30 days in the month.
Therefore 1-0.0333= 0.96667 *100 = 96.67%
If your computer requires that you install memory in pairs, it doesn't matter if the two memory modules are the same type, size, or speed.True / False.
Answer:
False
Explanation:
If your computer requires that you install memory in pairs you should always keep in mind that
1. Both are the same type(DDR4+DDR4, DDR3+DDR3, DDR2+DDR2...)
2. Both are the same size (2GB+2GB, 4GB+4GB, 8GB+8GB...)
3. Both are the same speed (800MHz+800MHz, 1666MHz+1666MHz, 3200MHz+3200MHz...)
This is important, because of the predefined slots that are located on the Motherboard.
Although you can change the RAM speed from the BIOS you can not change the predefined slot values
Dr. Bassin, a hiring manager, is using the employee screening and selection device that is used more frequently than any other employee screening and selection device. Which device is she using?
Answer:HIRING INTERVIEWS
Explanation: Hiring interview is the most widely used employees screening and selection device,this involves the questioning of the potential employee,this process also involves various forms of assessment which may include the person's ability to express himself on the interview questions,the person's dressing and overall presentation. The person is assessed by a panel of persons which may be from the organisation or from external hiring companies.
memory is a small unit of ultra-fast memory that is used to store recently accessed or frequently accessed data so that the CPU does not have to retrieve this data from slower memory circuits such as RAM.
Answer:
The answer is "Cache memory".
Explanation:
Cache memory, which is specifically created for the circuits of the CPU, that is also called the primary cache, and the secondary cache is called the memory cache contained on an external circuit. It is used to access information from the cache easily, instead of having to get, it from the main memory of the computer.
What is the output of the program below? public class Java1234 { public static void main(String args[ ]) { int matrix[ ][ ]; matrix = new int[3][4]; for(int p = 0; p < 3; p++) { for(int q = 0; q < 4; q++) System.out.prin
Given the complete question to be:
What is the output of the program below?
public class Java1234 {
public static void main(String args[ ]) {
int matrix[ ][ ];
matrix = new int[3][4];
for(int p = 0; p < 3; p++) {
for(int q = 0; q < 4; q++)
System.out.print(matrix[p][q]);
}
}
}
Answer:
000000000000
Explanation:
The output of program will be 0's in twelve places since the line " int matrix[ ][ ];" declared an array of unknown size which will consist of zeros as it's element.
The line "matrix = new int[3][4];" declared the size of the matrix to be 3 by 4 while the for loop printed the elements of the arrays by looping through it.
Actual Question:
What is the output of the program below?
public class Java1234 {
public static void main(String args[ ]) {
int matrix[ ][ ];
matrix = new int[3][4];
for(int p = 0; p < 3; p++) {
for(int q = 0; q < 4; q++)
System.out.print(matrix[p][q]);
}
}
Answer:
000000000000
Explanation:
Going through the code line after line;
=> Line 1
public class Java1234 {
This is just a class declaration where the class name is Java1234. Every program in Java is run in a class
=> Line 2
public static void main(String args [ ] ) {
This is the main method declaration. Execution in Java starts at the main method.
=> Line 3
int matrix [ ][ ];
This is a declaration of a 2 dimensional array matrix to hold integer variables.
=> Line 4
matrix = new int[3][4];
Here the array variable matrix has been initialized to be an array of 3 rows and 4 columns. Therefore, it can hold 12 integer variables.
In Java, when an array is initialized this way, its values assume their default values. And since it is an array of integers, integer variables have a default value of zero(0). Therefore, the array matrix contains 12 integer variables with each value set to 0.
=> Lines 5 through 8
for (int p = 0; p < 3; p++) {
for (int q = 0; q < 4; q++)
System.out.print(matrix[p][q]);
}
This is a nested for loop that cycles through each of the element in the array.
The outer loop goes from 0 to 2 (less than 3). And at each cycle, the inner loop goes from 0 to 3 (less than 4) and prints the array element at the index determined by p and q. i.e
when p = 0, q will go from 0 to 3
=> at p = 0, q = 0, 1, 2, 3
=> for each value of q, the matrix[p][q] will be calculated as follows
matrix[0][0] = 0
matrix[0][1] = 0
matrix[0][2] = 0
matrix[0][3] = 0
when p = 1, q will go from 0 to 3
=> at p = 1, q = 0, 1, 2, 3
=> for each value of q, the matrix[p][q] will be calculated as follows
matrix[1][0] = 0
matrix[1][1] = 0
matrix[1][2] = 0
matrix[1][3] = 0
when p = 2, q will go from 0 to 3
=> at p = 2, q = 0, 1, 2, 3
=> for each value of q, the matrix[p][q] will be calculated as follows
matrix[2][0] = 0
matrix[2][1] = 0
matrix[2][2] = 0
matrix[2][3] = 0
Therefore, the loop will run 12 times altogether and at each cycle, it prints 0 since the array has not been actually initialized with any value and so it assumes its default value which is 0 for an integer.
Output:
000000000000
The ________ is made up of a series of tabs that organize the various buttons, drop-down lists, and galleries of options by a broad category. Within each tab are groups which further organize the commands to help you find and execute commands efficiently.
Answer:
ribbon
Explanation:
Ribbon is the space at the top of the programs like excel and word, where we can find a lot of options to do in our presentations, this ribbon is divided in other categories where we can find specific options like font, number, and styles, this options was implemented from 2007 and is still used today, in addition we can modify and add other components at the ribbon
In the Remote Access Domain, if private data or confidential data is compromised remotely, you should set automatic blocking for attempted logon retries.A) True B) False
Answer:
B, False.
Explanation:
Remote access is the ability of a device in a network to achieve a remote connection and control of another system. Its connection is not physical but uses telecommunication or the internet to access systems that cannot be accessed physically.
The RDP or remote desktop protocol is an example of protocols used to remotely access other computers in a network. It connects to the graphical interface of the other computer. When private data is compromised in a remote access, automatic blocking cannot be used to cancel an already established connection, but the system should be shutdown to prevent further exposure.
Which state legislation requires companies to report security breaches within 48 hours
Answer:
Database Security Breach Notification Act
Explanation:
In the absence of federal action, states have been actively passing new and expanded requirements for privacy and cybersecurity.
While laws like the California Consumer Privacy Act (CCPA) are getting all the attention, many states are actively amending their breach notification laws.
Illinois, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Texas, and Washington have all amended their breach notification laws to either expand their definitions of personal information, or to include new reporting requirements.
States Privacy and cybersecurity.
• Illinois (SB 1624) – Illinois proposes notification requirements to the Attorney General
• Maine (LD 946) – Maine places new restrictions on internet service providers (ISPs)
• Maryland (HB 1154) – Maryland imposes new requirements on entities following a security breach
• Massachusetts (HB 4806) – Massachusetts expands data breach notification obligations
• New Jersey • (S. 52) – New Jersey expands the definition of personal information and modifies notification standards
• New York (SB5575B)- New York expands the scope of protection under the law and establishes standards for businesses to protect consumer information
• Oregon (SB 684) – Oregon expands the scope of protected data and notification requirements for vendors
• Texas (HB 4390) – Texas adds definitive notification timeline and establishes an advisory council
• Washington (HB 1071) – Washington expands the definition of personal information and sets new notification requirements
March 1, 2020, the definition of “personal information” is expanded to include more categories.
Businesses may send breach notifications by email, unless the breach involves the credentials associated with that email account.
In a relational database, a primary key is sometimes made up of multiple fields. What is this known as?
Answer:
Foreign key is the correct answer for the above question.
Explanation:
A foreign key is a key that is used to extract the information of a foreign table with the help of primary key value. When there is a normalized table then it needs to split on two or more tables to overcome the problem of normalization. So is there is a two table then the primary key is used for the first table and the combination of the primary key and foreign key is used to identify the record of the foreign table. The foreign key is made up of multiple fields because there is no single field in the foreign which can not be null for any instance of the primary table. It happens when there is data for the primary table but there is no record for the foreign table.The above question wants to ask about the term which is made up of multiple fields which is a foreign key which is described as above. Hence Foreign key is the correct answer for the above question.Dynamic Host Configuration Protocol is the protocol that assigns __________ to devices joining a network.
names
websites
ranges
IP addresses
Option D: IP addresses
Dynamic Host Configuration Protocol is the protocol that assigns IP addresses to devices joining a network.
Explanation:Dynamic host configuration protocol is abbreviated as DHCP.Networks are managed according to DHCP protocol widely.It is used to assign IP address to the devices in a network.While using Static protocol, we are allowed to assign he IP addresses to the connected users ourself from a given range.Where as in DHCP, each device is assigned IP address dynamically from a pool of addresses.DHCP is thus a ast and efficient way of assigning IPs to the devices as it gives each device a unique IP.I hope it will help you!Which statement is false?
a. Unless directed otherwise, the computer executes C# statements one after the other in the order in which they are written.
b. Activity diagrams normally show the C# code that implements the activity.
c. Like pseudocode, activity diagrams help programmers develop and represent algorithms.
d. The arrows in the activity diagram represent transitions, which indicate the order in which the actions represented by the action states occur.
Answer:
The statement that is false is (B) Activity diagrams normally show the C# code that implements the activity.
Explanation:
In C#, the activity diagrams does not show the code that implements the activity.
What is a type of application that allows users to interact with certain stimuli by projecting a realistic graphical representation, often in three dimensions?
Answer:
The application that allows users to do what is stated in the question is known as "Visual Simulation"
Explanation:
Visual simulation otherwise referred to as computer simulation projects a realistic graphical representation as it interacts with a particular stimuli. A very clear example is the popular flight simulator. It can be also used in the medical field and in business.
Going further, visual simulation has been expanded to virtual reality devices that are being used in many ways. Even though, the use of virtual reality devices for visual simulations is on the increase, many people still relate to visual simulation through games. These games project a two-dimensional image to look like a three-dimensional image using advanced graphics.
Individuals who work on visual simulation have some form of degree in engineering precisely, computer engineering. This is because it projects the basics in programming and engineering.
This organization is the largest developer of international standards in the world for a wide variety of products and services. It is known for its Open System Interconnection (OSI) reference model.
Answer:
The correct answer to the following question will be "ISO".
Explanation:
The International Organization for Standardization (ISO) seems to be an international benchmark-setting agency consisting of members from different organizations of national standards.The company is the world's largest provider of global standards for a broad range of products and facilities.Therefore, It's the right answer.
The entrance facility is the place where the connection to a WAN is located. It is basically the point where the LAN begins and ends. What is another name for this point?
Answer:
Demarcation point.
Explanation:
A LAN is a private network within a small geographical location. It is the interconnection of end user devices and other intermediate network devices. For a LAN to access other external WAN networks, an default route must be configured on the edge router that connects directly to the WAN in a point called the Demarcation point.
Demarcation point or Demarc is a point where the wide area network (WAN) is connected to a private local area network (LAN). It is the point where a srevice provider network ends and the customer's network begins or ends.