Answer:
A Sentinel is a special value that cannot be mistaken as a member of a list of data items and signals that there are no more data items to be processed.
Explanation:
The sentinel value is a form of data (in-band) to identify the end of the data when there is no out-of-bound data provided.
The value should picked in a way that is different and unique from all legal data values.
People are starting to type in whole questions rather than specific words, which leads credence to having _____ that have this as a post rather than spend money on a keyword. a. corporate blogs b. social media c. display ads d. landing pages
Answer:
a. corporate blogs
Explanation:
corporate blog is the practice of creating content that addresses various topics which includes (updates, expert tips or best practices and company news) from the perspective of a brand. Also, blogs make posts and comments easy to reach and follow.
The system administrator at a small but high-profile company realizes that they need to secure the company’s email. Which email protocols does the system administrator secure with Secure Sockets Layer/Transport Layer Security (SSL/TLS) that also use Transmission Control Protocol (TCP) ports 993 and 995, once secured?
Answer:
IMAP and POP
Explanation:
The internet message access protocol (IMAP) is an internet protocol used for email retrieval through the port number 993 over the TCP protocol, from the mailing server. It server listens on port number 143 and the protocol allows for emails to be store permanently by the choice of the user.
The POP or post office protocol is sometimes used with the IMAP in the email system configuration. It is used to send email to a mail box through TCP port number 995. It's server listen to the request channel at port 110. It allows for a copy of the email to be downloaded by the client, with the original still in the server.
The coherent application of methodical investigatory techniques to collect, preserve, and present evidence of crimes in a court or court-like setting is known as _________.
Answer:
The correct answer to the following question will be "Forensics ".
Explanation:
Forensic would be the application of science to criminal law, especially on the civil side in the course of criminal investigations, following the legal standards of admissible evidence and criminal law.The consistent use of methodological methods for collecting, preserving and presenting evidence of a crime in court or jury-like settings is recognized as Forensics.In the course of an investigation, forensic scientists accumulate, maintain and evaluate scientific proof. Although some forensic experts go to the crime scene to retrieve the items themselves, some assume a laboratory function, examining artifacts given to them by other people.Therefore, Forensics is the right answer.
Binary data is written in hexadecimal. For example, when creating a graphic for a website, colors are represented by six hexadecimal digits. Each hexadecimal digit represents an amount of a color. White is represented by which of the following values in the red-green- blue (RGB) system?
a.0000FF
b.FF0000
c.000000
d.FFFFFF
Answer:
D. FFFFFF
Explanation:
The hexadecimal numbering system has 16 digits in its numbering system. The number in hexadecimal are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F.
The RGB is a color scheme used in monitor or screen of computer system. It represents the red, green and blue combination in the tube in cathode Ray tube television.
The values of each colors in the color scheme is represented by two hexadecimal digits to make six hexadecimal digits to represent a color.
A black is represented by all zero values of each color, that is;
Black : (RGB) #000000
While, white is represented with the highest values of each colors.
White : (RGB) #FFFFFF.
_____ are the most fundamental components of designing a training program that determine the amount of stress placed on the body and what adaptations the body will incur.
Answer:
The correct answer to the following question will be "Acute variables".
Explanation:
Important elements which indicate that each exercise should be conducted. The most essential aspect of training design. We decide how much tension the body brings and eventually how well the body adapts.
The variables of Acute training include:
Frequency - The number of trainers per week.Intensity - Exercise effort.Time - The prescribed length of exercise.Which layer of the OSI model handles transforming data from generic, network-oriented forms of expression to more specific, platform-oriented forms of expression?
Answer:
The correct answer to the following question will be the "Presentation layer".
Explanation:
The presentation layer tends to become the lowest layer where application developers understand data structure and representation rather than simply sending information in the format of packets and datagrams between servers.The interface layer serves as a converter between the client and the network, specifically handling user input schema representation, i.e. supplying coded descriptions and internet services for localization.This layer completes the compression and decompression of the data, encryption, and decryption.Therefore, the Presentation layer is the right answer.
What is a key consideration when correlating event data from multiple sources into security information and event management (SIEM)?
Answer:
Time synchronisation.
Explanation:
Security information and event management (SIEM) is an application service that analyses the real time security alert in a network, which combines both security information management (SIM) and security event management (SEM).
Correlating is SIEM is a function of the SEM component that integrates sources of events, using attributes and common links to make it a useful source of data. It links these events from multiple sources, considering the time synchronisation of the events.
Time synchronisation is a process of coordinate independent clocks event signals due to clock drift, to avoid clock timing at different rate.
Assume that name and age have been declared suitably for storing names (like "Abdullah", "Alexandra" and "Zoe") and ages respectively. Write some code that reads in a name and an age and then prints the message "The age of NAME is AGE." where NAME and AGE are replaced by the values read in for the variables name and age. For example, if your code read in "Rohit" and 70 then it would print out "The age of Rohit is 70", on a line by itself. There should not be a period in the output.
Answer:
I will write the code in C++ and JAVA
Explanation:
C++ Program:#include <iostream>
using namespace std;
int main()
{ std::string NAME;
// i have used std::string so that the input name can be more than a single character.
std::cout << " enter the name"; // take an input name from user
std::getline(std::cin,NAME);
int AGE;
cout<<"Enter age"; //takes age from the user as input
cin>>AGE;
cout<<"The age of "; std::cout <<NAME; cout<< " is " << AGE; }
/* displays the message for example the name is George and age is 54 so message displayed will be The age of George is 54 and this will be displayed without a period */
Explanation:The program first prompts the user to enter a name and the asks to input the age of that person. As per the requirement the if the user enter the name George and age 54, the program displays the following line as output:
The age of George is 54
Here std::string is used so that the input string can be more than one character long.
JAVA codeimport java.util.*;
public class Main
{ public static void main(String[] args) {
String NAME;
Scanner sc = new Scanner(System.in);
System.out.println("Enter a name:");
NAME= sc.nextLine();
int AGE;
Scanner scanner = new Scanner(System.in);
System.out.println("Enter age:");
AGE = Integer.parseInt(scanner.nextLine());
System.out.print("The age of " + NAME + " is " + AGE); }}
Explanation:This is the JAVA code which will work the same as C++ code. The scanner class is used to read the input from the user. The output of the above JAVA code is as follows:
Enter a name: George
Enter age: 45
The age of George is 45
Final answer:
The code reads a user's input for name and age and prints a message including that information in Python. The user is prompted to enter their name and age, and the provided values replace NAME and AGE in the printed message.
Explanation:
To accomplish the task of reading in a name and an age and then printing the desired message, you can use any programming language. Below is an example in Python, which is known for its simple and easy-to-read syntax.
Python Code Example:
# Ask the user to input their name and age
name = input('Enter your name: ')
age = input('Enter your age: ')
# Print out the message with the name and age
print('The age of ' + name + ' is ' + age)
When this script is run, it asks the user to enter their name and age. After the user inputs this information, the script prints out a message stating the name and age of the person. If the user enters "Rohit" for the name and "70" for the age, the output will be:
The age of Rohit is 70
Which of the following statements is true? Question 9 options: A) The internet is now an Internet of Things. B) Each thing in the Internet of Things must have the ability to send data automatically over a network. C) The Internet is just a network of computers. D) Each thing in the Internet of things is an object with an IP address.
Answer:
Option C i.e., The Internet is just a network of computers is the correct option.
Explanation:
Basically, the Internet of Things is not only the computer network at present because with the help of the internet we can connect people all over the world for the purpose of communication and exchange our thoughts, but we can also send and receive data through the internet and it also the computer network.
A grocery store manager who uses computer software at the scanners on the checkout counters to track inventory levels is using a(n):___________
Answer:
POS system
Explanation:
Based on the information provided within the question it can be said that the grocery store manager is using a POS system. A Point of Sale System is a system that is used to allow customers to make a payment for a product or service at your store. Cash registers and Checkout Counters are examples of this, and when the customer completes a transaction it is a point of sale transaction.
What can be controlled through IoT? Choose four answers.
Desktops
Door locks
Laptops
Light switches
Security cameras
Thermostat
The answer is:
Door locks, light switches, security cameras and desktops (even laptops too)
When we say Internet of Things, it is basically all objects that can be connected to internet (objects that are parts of our daily lives) can be included in this phrase or quote). There are technologies pertaining to common household items such as locks, switches and cameras that can be controlled through the use of phones and internet. These things collect and stores data such as names, fingerprints, pictures and scans that are used for verification and authentication purposes.
A database will not only hold information about multiple types of entities, but also information about the relationships among these multiple entities.
a) true
b) false
Answer:
True
Explanation:
Database hold information and relationship among all entities that's why primary/unique key is set in all database for easy access of data
What is thhe name of service included with windows server operating systemthat manages a centralized database containing user account and security information?
Answer:
The active directory (AD)
Explanation:
Included in the operating system of Windows server is a primary feature called Active Directory which essentially manages a centralized database containing user account and security information such as password.
The AD is created by Microsoft and allows users (typically admins) to manage network and IT resources and application data of a system running the Windows operating system. AD can be used to create users, authenticate users and authorize users to be able to access servers and applications on the system.
What is a massive, room-sized computer that process and store enormous amounts of bulk data and information?
Answer:
Mainframe Computer
Explanation:
The Mainframe Computers are designed for bulk data processing with high speed and storing huge data that can't be performed by other regular PCs. They can run multiple instances of operating systems at the same time. They are used for application such as accounting, business transaction, information retrieval, airlines for the seat reservation and engineering computation.
A server administrator is setting up DHCP and wants to make sure a specific IP address within a DHCP pool is not given out. What needs to be added to the pool to accomplish this?
APIPA
Dynamic IP address
Reservation
Static IP address
Answer:
Reservation (Correct)
Explanation:
DHCP reservation is a permanent IP address assignment. It is a specific IP address within DHCP scope that is permanently reserved for leased use to a specific DHCP client. Users can configure a DHCP reservation in their DHCP server when they need to reserve a permanent IP address assignment. Reservations are used for DHCP enabled devices like print and file servers or other application servers that always have the fixed IP address on the network.
What unit of measurement should be used to assign quantitative values to assets in the priority identification phase of the business impact assessment?
A. Monetary
B. Utility
C. Importance
D. Time
Answer: A. Monetary value
Explanation: Business impact analysis is an analysis conducted in order to predict the the causes of the disruption of the functions and activities of a Business organizations and finds possible ways of rescue or restarting the business. It has different phases in the priority identification phase,the MONETARY VALUE is required to attach qualitative values to the assets involved.
Final answer:
The appropriate unit of measurement for assigning quantitative values to assets during the priority identification phase of a business impact assessment is monetary. This allows for financial quantification and comparison, which is crucial for risk prioritization.
Explanation:
Business Impact Assessment and Quantitative Values for Assets
The unit of measurement that should be used to assign quantitative values to assets in the priority identification phase of the business impact assessment is monetary. In a business impact assessment, it is essential to quantify the value of each asset in financial terms to effectively understand the potential economic loss in the event of business disruption. This approach allows for a clear comparison of the value of different assets, which is critical for prioritizing risk management efforts.
Although concepts such as utility and importance are vital for evaluating assets, they are not as easily quantifiable as monetary values. Furthermore, time is a different type of data, often considered quantitative continuous, which represents change or the interval over which change occurs, rather than a value assigned to an asset.
Technician A says that front and rear U-joints on a RWD axle should operate at different angles to prevent vibration. Technician B says that front and rear U-joints on a RWD axle should operate at equal angles to prevent vibration. Which technician is correct?
Answer:
Technician B is correct only
Explanation:
The actions of technician b helps to eliminate uneven rotating speed which causes vibrations.
One of the advantages of the database approach to data storage over the traditional file processing approach is that it helps to prevent the ____________ of data.
Answer:
To prevent loss of data
Explanation:
Advantage of database approach over the file system are;
1) in the database approach duplicacy of data is not found whereas in file processing system duplicacy is the only main issue.
2) we can recover the data in the database approach
3) The security of data in the database approach is better than a file processing system.
4) inconsistency occurs in file processing system.
Whereas < is called a relational operator, x < y is called a(n) ________. A) Arithmetic operator B) Relative operator C) Relational expression D) Largeness test E) None of these
Answer:
The answer is "Option C".
Explanation:
Relational expression are one or more variable and maybe even values, which operators have linked together. It is also known as the process, which is used to calculate the outcome, that is generated by the relational expression. These words are typically designed to answer the questions in boolean values, and other options were not correct, that can be described as follows:
In option A, This process is used to perform the mathematical operation, that's why it is not correct.Option B and Option D both is used to compare values, that's why it is not correct.The correct answer is C) Relational expression.
Explanation:The correct answer is C) Relational expression. Whereas < is called a relational operator, x < y is called a relational expression. Relational expressions are used in mathematics and computer programming to compare two values and determine their relationship, such as less than, greater than, equal to, etc. In this case, the expression x < y compares the values of x and y to see if x is less than y.
Learn more about Relational operators here:https://brainly.com/question/33715673
#SPJ3
A(n) ________ is said to occur when hackers flood a network server or web server with many thousands of false communications or requests for services to crash the network.
Answer:
A Denial-of-Service (DoS) attack
Explanation:
Hackers have many ways of interfering with or gaining access into a network or web server. One of the ways is to use Denial-Of-Service attack. In DoS attack, the network or web server is flooded with so many false communications or requests for services that the network might even crash.
The attack is might be so strong that it inundates the server with unnecessary queries so that even the legitimate requests from authorized/legitimate users might not be serviced or responded to.
What are the equivalence classes of these bit strings forthe equivalence relation in Exercise 11?a)010b)1011c)11111d)01010101
Answer:
d) 01010101
Explanation:
Taken together, the physical and data link layers are called the ____________________. Internet layer Hardware layer Internetwork layer Application layer
Answer:
Hardware layer
Explanation:
The hardware layer's job is to maintain and put to action central processor units and memory. Hardware layer first check the availability of the for mentioned duo and then decides the need to put one or another into action. Physical and data link layers act the same in the hardware layer. They bot are waiting to be called in action
In dynamic page-generation technologies, server-side scripts and HTML-tagged text are used independently to create the dynamic Web page.A) True B) False
Answer:
B. False.
Explanation:
A dynamic web page is a web page that changes its contents based on an event. There are two types of dynamic web page, they are client side web pages and server side web pages.
The server side scripting or dynamic web page changes its contents when the page is loaded. It is an application based scripting that sends the web page from the server to the client side, where the web browser uses the html scripting to process the page and the CSS and JavaScript helps determine how the html is parsed in DOM ( document object model).
The trust relationship between the primary domain and the trusted domain failed. what does this phrase mean?
Answer:
It's an error message
Explanation:
This error indicates that this computer in no longer trusted and diconnected from the Active Directory since the local computer password doesn’t match this computer object password stored in the AD database. Trust relationship may fail if the computer tries to authenticate on a domain with an invalid password. Typically, this occurs after reinstalling Windows.
A system trusted by a user, is one that the user feels safe to use, and trusts to do tasks without secretly executing harmful or unauthorised programs; while trusted computing refers to whether programs can trust the platform to be unmodified from that expected, whether or not those programs are innocent, malicious or otherwise.
A certain disk can store 600 megabytes of information. If an average word requires 9.0 bytes of storage, how many words can be stored on one disk?
Answer:
69,905,067 (approximate).
Explanation:
1 MB is equal to 1024 KB.
1 KB is equal to 1024 bytes.
So 1 MB is equal to 1024 x 1024 = 1,048,576 bytes.
600 MB is equal to 600 x 1,048,576 = 629,145,600 bytes
If an average word is of size 9 bytes then 600 MB size disk can store,
approximately 629,145,600 / 9 = 69,905,067 words.
is the abstraction of web-based computers, resources, and services that system developers can utilize to implement complex web-based systems
Answer:
Cloud computing
Explanation:
Cloud computing is a network of resource servers on the internet, used by individuals or a corporation to store and access data. This platform helps reduce the cost of installing and managing a data center, but allows the use of the resources based on subscription if the organization. It promotes a central access of resources, since all the data are stored in a place.
System developers take advantage of cloud computing with all it's resources to expand the services within managed networks.
The question pertains to the strategies and methodologies used by developers to build complex web-based systems, specifically through the use of web services, virtual servers, and Service-Oriented Architecture (SOA). These abstractions enable the scalable and efficient development of web applications.
Explanation:The abstraction of web-based computers, resources, and services that system developers can utilize to implement complex web-based systems refers to a collection of strategies and methodologies that allow for the efficient development, deployment, and maintenance of web applications and services. This includes the use of web services, virtual servers, and architectures like Service-Oriented Architecture (SOA) to facilitate the interaction between disparate services over the internet. Developers leverage these abstractions to build scalable, robust applications that can interact seamlessly with other web services, manage resources dynamically, and adapt to changing demands without the need for constant redesign.
Specifically, web services enable applications to offer their APIs over the web, allowing for the integration of various services such as booking systems, payment processing, and content delivery. Virtual servers abstract physical hardware resources, allowing multiple virtual systems to operate independently on a single physical server, which optimizes resource utilization and can reduce costs. SOA, on the other hand, provides a framework for building applications that can easily communicate with each other, making it easier to integrate new features or services without significant disruptions to existing systems.
_____ separation strategies (e.g., attacking and sabotaging others) are used by those for whom co-cultural segregation is an important priority.
Answer: Aggressive
Explanation:
Aggressive separation strategies are the technique that involves confrontation and intense feeling for separating something from others.
This technique includes action like attacking, assaultive, confronting etc.for segregation.Co-culture segregation is separation of a subset of culture from large and major culture.In this culture, there can be more than two types of culture that are split forcefully through barrier.Thus, co-culture segregation uses the methodology of aggressive separation.FTP is commonly used to __________ and __________ files to a server.
download; print
create; send
upload; download
send; print
Answer:
upload; download
Explanation:
FTP (File Transfer Protocol) is an internet protocol used to upload and download a file to a server, there are some programs help us to transfer this data to a server, in some cases, we're going to need these programs to upload website files to the server like images or videos, or some websites where do you need a user and passwords to upload file by FTP
Linnea's father called her to say that a message suddenly appeared on his screen that says his software license has expired and he must immediately pay $500 to have it renewed before control of the computer will be returned to him. What type of malware is this?
Answer:
blocking ransomware
Explanation:
Ransomware is a malware used for money extortion. This malicious software locks the computer and data files by encrypting the data which cannot be decrypted by the user.This malware exploits the vulnerabilities in your computer and infects your computer with ransomware and it starts again even after rebooting the computer.A ransomware message appears on the computer screen which shows some instructions that you need to follow in order to get back access to your blocked computer just as in this scenario, the blocker ransomware acts to be a software publisher and displays a message that the software license has expired and $500 is demanded to get back the control of the computer.As a result the user cannot be able to use the computer or its resources until he pays the demanded money.You are attempting to upgrade a Windows Server 2008 R2 server to Windows Server 2016 Standard. What must be done in order to accomplish the upgrade?
Answer:
Explanation:
Based on the information provided within the question it can be said that in order to make this upgrade you need to first update the server to the latest service pack for 2008 R2. Once this is done then you must upgrade to Server 2012. Only after the server is running Server 2012 can you upgrade to Server 2016