Final answer:
The most likely reasons for wrinkled paper in a laser printer are E. damp paper and D. excessive toner usage.
Explanation:
The service centre received a complaint from a user who claimed that every page was damaged when printing using their office's laser printer. Despite being glossy and wrinkle-free, the user thoroughly examined the sheets inside the distribution tray. The most likely reasons for the wrinkled paper in the laser printer are:
The paper is damp when run through the printer: Moisture on the paper can cause it to become wrinkled when going through the heated pressure rollers.The pages being printed are using too much toner: If the toner is applied too heavily, it can cause the paper to wrinkle.It is important to ensure that the paper is dry and that the correct amount of toner is being applied to prevent wrinkling.
covers a wide variety of applications such as web and computer-based training (CBT), and social networks. a. E-learning b. Modeling c. Videodisc instruction d. Vestibule instruction
Answer:
Option (a) is the correct answer of this question.
Explanation:
E-Learning means that Electronic Learning. It covers a broad spectrum of applications, including online and computer-based training (CBT) and public networks.E-Learning is learning to use new technology to navigate curricula beyond a conventional classroom is known as Electronic learning.
E-learning is a nurturing environment that allows use of information and communication technologies (ICTs) as a pedagogical tool.E-learning not a program distributed over a Disc or CD-ROM, a video tape or a TV channel.There are two types of E-learning are known as:-
Synchronous E-learning. Asynchronous E-learningE-learning is the correct answer, which includes web and CBT applications, and utilizes social networks for educational content delivery, interactive student engagement, and blending learning approaches.
Explanation:The answer to the student's question which covers a wide variety of applications such as web and computer-based training (CBT), and social networks is e-learning. E-learning utilizes digital platforms to deliver educational content and can encompass various methods such as direct instruction, discussion activities, distance education, and the use of digital textbooks. The instructional processes in e-learning have evolved to include more open practices like blended learning approaches and two-way communication tools, encouraging active student engagement and interactive learning experiences.
Furthermore, e-learning methods have been used to adapt evidence-based programs for electronic delivery, making these programs more accessible and time-efficient. These advances align with the continual shift toward formal education and informal education that leverages modern technology for varied and flexible learning experiences.
Assume that two int constants,FIRST_YEAR and LAST_YEAR have already been declared and initialized with year values (like 2009, 2014), along with a double variable oil that has been initialized with the number of barrels of oil consumed in Canada in the year given by FIRST_YEAR.
Answer:
#include <iostream>
using namespace std;
int main()
{
int count;
double oil=10.88;
int FIRST_YEAR=2009,LAST_YEAR=2014;
count = FIRST_YEAR;
do
{
cout << count << ": " << oil << endl;
oil *= 1.20;
count++;
} while ( count <= LAST_YEAR );
return 0;
}
Explanation:
Declare the required variables.Use a do-while loop that runs from first year to last year .Display count of oil .Increment oil by 20% and count by 1.The __________ stage of the data science process helps in converting raw data to a machine-readable format.
Answer:
The answer is "Data Cleaning".
Explanation:
In the given question some information is missing, that is the option of the question, which can be described as follows:
A) Data Gathering
B) Data Description
C) Data Cleaning
D) Exploratory Data Analysis
Information cleaning is the method of processing information, that may not be accurate, complete, obsolete, replicated. It is used in to review the deleted and changing information, and certain options choice is incorrect, that can be explained as follows:
In option A, It is used in collecting data. In option B, It provides the details about the data. In option D, It is used in the statistical model for analyzing the data.The __________ cipher is a method of encrypting alphabetic text by using a series of different monoalphabetic ciphers selected based on the letters of a keyword.
Answer:
Vigenère
Explanation:
It is a method of encrypting alphabetic text by using a form of polyalphabetic substitution. A polyalphabetic cipher is any cipher based on substitution, ie using multiple substitution of alphabets. The encryption is done using a Vigenère table.
To encrypt a message using the Vigenère Cipher you choose a keyphrase. Then repeat this keyword over and over until it is the same length as the original text; this is referred to as a keystream.
An IT department submits a purchase order to buy a new computer from a vendor. "Purchase orders" are documents issued by buyers that indicate a purchase they want to make from a seller. Which stage of the hardware lifecycle does this scenario belong to?
Answer:
Procurement
Explanation:
Characteristics hardware lifecycle:
Procurement- Acquiring new IT hardware assets involves evaluating vendors, purchase orders, receiving, and device labeling.Deployment - Hardware configuration and installment, placing hardware and software assets into production environments.Maintenance & Support - Management of assets include scheduling scans and getting audit history.Upgrade - Before you retire your IT hardware assets, you’ll reach a processing plateau that can be restored with hardware upgrades.The scenario belongs to the Procurement stage of the hardware lifecycle.
Explanation:The scenario described belongs to the Procurement stage of the hardware lifecycle.
During the procurement stage, the IT department submits a purchase order to buy the new computer from a vendor. A purchase order is a document issued by buyers that indicates a purchase they want to make from a seller. This document initiates the process of acquiring the computer.
Other stages of the hardware lifecycle include Planning, Acquisition, Implementation, and Retirement.
Which statement is false? Classes are reusable software components. A class is to an object as a blueprint is to a house. Performing a task in a program requires a method. A class is an instance of its object.
Answer:
The last option i.e "A class is an instance of its object" is the correct answer of this question.
Explanation:
A class is a collection of variable and method . The class is the blueprint of the object that means class is physical space entity and object is a runtime space entity.It is the the reusability feature of the programming component.
Following are the syntax to declare any class.
Class classname
For Example: class test1
With the help of class we can achieve the inheritance, encapsulation and abstraction etc.
All the other options except the last one are correct option. Because option(1), option(2) and option(3) follow the property of class and object . that's why last option is False.
The analysts at Techno Info Systems are considering the four-model approach to system development for a new client. If they make use of the four-model approach, which of the following is a likely outcome?
A. It will not be possible to get ac clear picture of the current system functions before modifications are made.
B. Time taken to develop the model increases.
C. The requirements of a new information system will always be different from the current information system.
D. Costs need to develop a logical and physical model of the current system will be less.
Answer:
Option B is correct.
Explanation:
Within Techno Info Systems the user has been analyst contemplating that four-model concept towards computer development for such its new customer. When they adopt that four-model method, thus the result seems to be the time taken to implement the rises in the method.
So, therefore the other options are incorrect according to the following scenario.
Final answer:
Using the four-model approach to system design likely leads to an increase in the time taken to develop the model, as it entails creating complex and detailed models to replace the real system for analysis.
Explanation:
If the analysts at Techno Info Systems employ the four-model approach to system development for a new client, a likely outcome is that time taken to develop the model increases. This approach involves creating different models, each with its purpose and complexity. For instance, understanding ecosystem dynamics necessitates analytical and simulation models that can predict the consequences of changes within an ecosystem. Similarly, a four-model approach in system development requires meticulous detail, and this extensive modeling aims to replace the real system with an easier-to-examine version, ultimately providing more reliable predictions and a detailed design.
However, as the complexity of models increases with the aim of better accuracy and understanding, it also often leads to longer development times. While the models serve to understand the system before making modifications, a more detailed four-model approach means investing more time to build and analyze each model. One must balance the drive for comprehensive understanding against the requirement to deliver results in a timely manner.
You want to know your grade in Computer Science, so write a program that continuously takes grades between 0 and 100 to standard input until you input "stop", at which point it should print your average to standard output.
Answer:
Following are the program in the Python Programming Language.
#declare variables and initialize to 0
s=0
n=0
avg=0
#set the infinite while loop
while(True):
#get input from the user
score=input()
#set if statement to break loop
if(score =="stop"):
break
#otherwise, perform calculation
else:
n+= 1
s=s+ int(score)
avg= s/n
#print average of the input
print ('average: ',avg)
Output:
58
96
34
15
stop
average: 50.75
Explanation:
Following are the description of the program.
Firstly, set three variable that is 's' for sum, 'n' for count and 'avg' for average and initialize them to 0.Set the infinite while loop and inside it, set variable 'score' that get input from the user then, set the if conditional statement for break the loop, otherwise we calculate the sum of the user input and calculate its average.Finally, we print the result with message.You want to allow members of the users group to use fdisk on the /dev/sda drive (and only that drive) and to use the yum command to update and install packages. Which command do you run?
Answer:
su ,sg and sudo command.
Explanation:
Whenever the user needs to enable workgroup mates should use fdisk including just that disk on both the /dev / sda disk, using the following command to update and configure the following packages. Thus he uses the command su, sg, and sudo.
So, the following commands are required according to the following statement.
There are numerous line coding techniques used today, with each technique having advantages and disadvantages regarding bandwidth efficiency, complexity, and timing. Which line coding technique represents logical data as electrical voltage transitions (i.e., high-to-low or low-to-high voltage transitions) in the middle of the clock pulse
Answer:
Manchester Coding Technique
Explanation:
Manchester code (also referred as phase encoding, or PE) is a type of line code in which the process of encoding of each data bit will either be from low then high, or high then low, for an equal amount of time. It is a self-clocking indicator with no DC component.
It is also a data-modulation system that can be utilized for many situations but is mainly used in binary data transfer based on analog, high-speed-digital, RF, optical, or long-distance-digital signals.
Under the ________ model, organizations "rent" resources such as processing, data storage, or networking from an external provider on an as-needed basis and pay only for the services used. distributed computing grid computing cluster computing utility computing parallel computing
Answer:
utility computing
Explanation:
Fill in the blanksunder the utility computing model, organizations "rent" resources such as processing, data storage, or networking from an external provider on an as-needed basis and pay only for the services used.
________ is a technique that uses IT to develop an ongoing relationship with the purchasers or buyers of an organization's product to maximize the value an organization can deliver to them over time. Effective reliability management (ERM) Organizational efficiency management (OEM) Total quality management (TQM) Continuous innovation management (CIM) Customer relationship management (CRM)
Answer:
Customer Relationship Management (CRM)
Explanation:
Establishing and managing the relationship between the organization, potential and current customers is important for organizational development. CRM manages the potential or established relationship between the customer and the organization, ensuring that customer satisfaction is met.
It analyses customer history data (purchases, products, time of purchase, etc.) with a special focus on retaining customers and improving sales. Compiling data from multiple communication channels showcases one of the vital parts of the CRM method. These channels can be social media, live chat, email, telephone, website and so on.
SP 800-14, Generally Accepted Principles and Practices for Securing Information Technology Systems, provides best practices and security principles that can direct the security team in the development of a security:____________.
Answer:
Security blueprint
Explanation:
NIST 800-14 provides an understanding of the fundamental security requirements and security blueprints that most IT systems should include, serving as a reference for companies or organizations that desire to create and review their IT security programs.
The principles established a foundation for a concrete system security program and this practices directs organizations on the types of controls, objectives and processes that are involved in an effective and efficient IT security program.
For the client-server application over TCP, why must the server program be executed before the client program? For the client server application over UDP, why may the client program be executed before the server program?
Answer:
In a TCP connection the server program must be executed before the client program because if the server is not listening, the client fails to establish connection with the server.
UDP does not require a connection from the server.
The server software must be run before the client program in a TCP connection because the client cannot connect to the server if the server is not listening. The server does not need to establish a connection for UDP.
What is client server application?In theory, a client/server application consists of client software that makes use of server software's services. The client contacts the server application's operations to request services from it.
A client frequently requests a server for goods or services rather than sharing any of its resources. Clients thereby establish channels of communication with servers, which subsequently keep an eye out for incoming requests. The client-server architecture is used by a number of computer programs, including email, network printing, and the World Wide Web.
A client application uses the framework provided by an underlying client to access the resources provided by WebSphere® Application Server.
Thus, The server software must be run before the client program in a TCP connection.
For more information about client server application, click here:
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In the context of the technologies developed to improve the efficiency and quality of digital communications, _____ divides each channel into six time slots.
Answer: Time Division Multiple Access (TDMA)
Explanation:
Time Division Multiple Access (TDMA) is a digital cellular telephone communication technology which allow many users to share the same frequency without interference. It works by dividing a signal into different timeslots, and increasing the data carrying capacity.
Time Division Multiple Access (TDMA) is a complex technology since it requires accurate synchronization between the transmitter and the receiver. Again, TDMA is used in digital mobile radio systems. The individual mobile stations cyclically assign a frequency for the exclusive use of a time interval.
In most instances, the entire system bandwidth for an interval of time is not assigned to a station. But the frequency of the system is divided into sub-bands, and TDMA is used for the multiple access in each sub-band. Sub-bands are referred to as carrier frequencies and the mobile system that uses Sub-bands are known as the multi-carrier systems.
Consider this illustration, the frequency band has been shared by three users. Each user is assigned definite timeslots to send and receive data. user ‘2' sends after user ‘1’ and user ‘3’ sends thereafter. More users can be added too.
From the question, Time Division Multiple Access (TDMA) are developed to improve the efficiency and quality of digital communications and it can divide a channel into six or more time slots.
Software programs used by search engines which crawl the web visiting sites to analyze the keywords, headers, content, and links to other sites are called ________.
Answer:
"spiders" is the correct answer for the above question.
Explanation:
The "spiders" is an application program that is used on the website to count or store the keyword of web pages, which can be used to do the help of the user.This helps the user when any user searches the content on the web page, then this software takes the keywords and gives the results when the keyword is matched from the stored keyword.The above question asked about the software which is used to hold the keyword of the website. This software is known as spiders.
A stack is initially empty, then the following commands are performed: push 5, push 7, pop, push 10, push 5, pop, which of the following is the correct stack after those commands (assume the top of the stack is on the left)? A. 5, 10, 7, 5.
B. 5, 10.
C. 7, 5.
D. 10, 5.
Answer:
D. 10, 5.
Explanation:
Show the printout of the following code.
public class Test {
public static void main(String[] args) {
double[][] m = {{1, 2, 3}, {1.5, 2.5, 3.5}, {0.1, 0.1, 0.1}};
System.out.println(sum(m));
}
public static double sum(double[][] m) {
double sum = 0;
for (int i = 0; i < m.length; i++)
sum += m[i][i];
return sum;
}
}
A). 3
B). 4
C). 4.0
D). 3.6
E). 3.0
Answer:
E. 7.0
Explanation:
the 7 of the out of the older and make a shame of waves and force of trying
structure for forloop?
Answer:
for ( initialization; condition;increment)
{
code goes here;
}
in python:
for i in list/range:
code with proper indentation
By initialization above we mean, like int i=0; etc.
By condition like i<10;
and by increment it means like i++, ++i or i+=1; etc
And in python, i can be an integer value if the range is mentioned, and it can be an item of a list if the list is used. We can also use an array, string and various other data structures in python. like we can have characters in a string and so on.
Explanation:
Please check the answer section.
Write the code to call a function whose name is send_number. There is one argument for this function, which is an int. Send 5 as an argument to the function.
Answer:
program to this question can be defined as follows:
Program:
#include <iostream> //defining header file
using namespace std;
void send_number(int x) //defining method send_number
{
cout<<x; //print the value
}
int main() //defining main method
{
send_number(5); //calling a method
return 0;
}
Output:
5
Explanation:
In the given C++ language program, firstly the header file is defined, in the next step, the method "send_number" is defined, in which an integer variable "a"passed as parameter, in which the print method is used, that prints its value. In the main method, the method "send_number" is called, in which an integer value that is 5 is passed.A ________ firewall handles all traditional firewall functions (SPI, ACLs, etc.) as well as additional security functions such as antivirus filtering, spam filtering, application proxy filtering, and so forth.
UTM consists of a firewall handling all traditional firewall functions (SPI, ACLs, etc.) as well as additional security functions such as antivirus filtering, spam filtering, application proxy filtering.
Explanation:
The term UTM stands for Unified Threat Management
A traditional firewall is defined as a device that can control the flow of traffic that is allowed to enter or exit a point within the network.
The technique of traffic monitoring means that the firewall just keep a check over each data packet individually without disturbing the “flow” of traffic
Few Example of the fire wall used by small business houses are -Fortinet, Ubiquiti EdgeRouter, Cisco NGFW, OPNSense.
The __________ cipher is a single-alphabet substitution cipher that is a permutation of the Caesar cipher. All characters are rotated 13 characters through the alphabet.
Answer:
ROT13 is the correct answer of this question.
Explanation:
The ROT13 cipher is a single-alphabet substitution cipher, which is a Caesar cipher permutation. All letters are rotated through the alphabet to 13 characters. ROT13 is a particular case of the Caesar cypher that was created in ancient Rome.
ROT13 is a direct letter cryptographic hash function, combining a letter in the alphabet with the 13th letter after it. ROT13 is used from a casual viewpoint in online forums to cover surprises, punchlines, puzzle solutions and offensive content.Final answer:
The ROT13 cipher is a permutation of the Caesar cipher where each character in the plaintext is rotated 13 places through the alphabet; it's different from the transposition cipher used in the Zimmerman Telegram.
Explanation:
The cipher described in the student's question is the ROT13 cipher. This cipher is a specific type of substitution cipher where each letter in the plaintext is rotated 13 positions down the alphabet. For example, 'A' becomes 'N' and 'N' becomes 'A'. It is called a permutation of the Caesar cipher because, like the Caesar cipher, it involves shifting the alphabet. However, the shift is always 13, making it a fixed variation. Unlike a transposition cipher, such as the one used in the Zimmerman Telegram, a substitution cipher replaces one character with another rather than rearranging them.
A Color class has a constructor that accepts three integer parameters: red, green and blue components in the range of 0 ... 255 with 0 representing no contribution of the component and 255 being the most intense value for that component. The effect of full or semi-transparency can be achieved by adding another component to the color called an alpha channel. This value can also be defined to be in the range of 0...255 with 0 representing opaque or totally non-transparent, and 255 representing full transparency. Define a class AlphaChannelColor to be a subclass of the Color class. AlphaChannelColor should have the following: - an integer instance variable alpha - a constructor that accepts four parameters: red, green, blue and alpha values in that order. The first three should be passed up to the Color class' constructor, and the alpha value should be used to initialize the alpha instance variable. - a getter (accessor) method for the alpha instance variable
Answer:
The following are the code in the Java Programming Language.
//define a class and inherit the other class
public class AlphaChannelColor extends Color {
//define constructor and pass arguments
public AlphaChannelColor(int red, int green, int blue, int alpha) {
super(red, green, blue);
this.alpha = alpha;
}
//define function
public int getAlpha()
{
return alpha;
}
//declare a private type variable
private int alpha;
}
Explanation:
The following are description of the program.
Firstly, define a class 'AlphaChannelColor' that inherits the other class that is 'Color' through the extend keyword. Define the constructor (in Java, the class name and the name of the constructor remain same) and pass four integer data type arguments 'red', 'green', 'blue' and 'alpha' in its parameter. Define the integer data type function 'getAlpha()' that returns the value of the variable 'alpha'.In older existing installations, where an equipment ground does not exist in a metal switch box that is located within reach of a conductive floor such as tile or cement, NEC 404.9(B) requires the use of what kind of faceplate
Answer:
A metal faceplate with grounding means
Explanation:
metal faceplate with grounding means is required in older existing installations, where an equipment ground does not exist in a metal switch box that is located within reach of a conductive floor such as tile or cement.
Answer:
The NEC requires the use of a metallic faceplate for this situation.
Explanation:
NEC 404.9(B) requires a metal faceplate having a means for grounding to be used in older installations where there is no ground for an equipment in a metal box switch located within a conductive floor. There is however an exception which states that as long as the wiring method does not have anything to do with an equipment-grounding conductor, it is required that a snap switch that is wired and located within reach of conductive floors must have a nonmetal faceplate or protected by an interrupter.
What happened if the offshore team members are not able to participate in the iterations demo due to timezone/infrastructure issues?
a) No issues. Onsite members can have the iteration demo with the product owner; it a single team anyway.
b) Offshore members will miss the opportunity to interact with product owner and get the direct feedback about the increment they created.
c) No Major issue. Since offshore lead and onsite members participate in the demo with the product owner, they can cascade the feedback back to the offshore members.
d) It is a loss as the offshore members will not be able to contribute to the ideas releated way of working
What happened if the offshore team members are not able to participate in the iterations demo due to timezone/infrastructure issues-(c) No Major issue. Since offshore lead and onsite members participate in the demo with the product owner, they can cascade the feedback back to the offshore members.
Explanation:
No Major issue. Since offshore lead and onsite members participate in the demo with the product owner, they can cascade the feedback back to the offshore members.
From the above statement it is clear that in case the offshore team members are not able to participate in the demo with the product owner due to timezone/infrastructure issues it want be a big issue since the onsite members of the team will participate in the demo and they can give all the valuable knowledge and feedback to the offshore members.As they all are part of the very same team
Hence the option(3) is the correct option
A collider is required to:
A) make walls impassible
B) make walls invisible
C) create objects in unity
D) all of the above
Answer:
A) make walls impassible
Explanation:
In unity, we can use a collier to make an impassible wall or other objects, for example, if we have a wall or floor of ice will be slippery, but this object won't be deformed, and we can add this collider in a ball, this object will have physic but this won't be deformed, the collider is invisible but the object is physic.
You are tasked with accumulating survey data on a web page and are responsible for it being free from dirty data once you close the survey and get the data to the researching team. Which is the best way to handle the possibility of dirty data?
Answer:
Build a website that validates data as the survey participant takes the survey.
Explanation:
Whenever a user is charged towards gathering survey information on such a webpage and seems to be liable for freeing this against bad data when the survey is closed as well as the data will be sent to the testing group.
Creating a platform that validates information is just the easiest approach to tackle the risk of bad results as when the research user completes the test.
The __________ stage of the crisp-dm process focuses on understanding the objectives and requirements of a project.
Answer:
Data Understanding.
Explanation:
CRISP-DM (Cross Industry Standard Process for Data Mining). The stage Data Understanding characteristics:
This initial phase focuses on the understanding of the project objectives. This knowledge of the data is then converted into the definition of a data mining problem and a preliminary plan designed to achieve the objectives.The objective is to discover from the beginning important factors that can influence the outcome of the project.A comparative analysis of the project costs and the potential benefits for the business is carried out if the project is successful.Recall that TCP can be enhanced with SSL to provide process-to-process security services, including encryption. Does SSL operate at the transport layer or the application layer? If the application developer wants TCP to be enhanced with SSL, what does the developer have to do?
Answer:
SSL has operate in Application Layer to encrypt the information from user and pass it to the TCP. To enhance TCP security developer can integrate the code of SSL with application layer.
Explanation:
SSL certificate is used to enhance the security of user data and encrypt the information of passwords, data transfer and other information to make it secure. This certificate is installed at application layer to make all the information secure and send it to the Transmission Control Protocol (TCP) to send it further. The TCP can be enhanced more by adding SSL code to the application Layer of the Network.
Use of the Internet for recruiting is: a. popular with job seekers, but not recruiters. b. the most commonly used search tactic by job seekers and recruiters. c. cheaper and easier, but less effective than other methods. d. popular with recruiters, but not job seekers.
Answer:
the most commonly used search tactic by job seekers and recruiters.
Explanation:
Internet is used in various ways and both job seekers and recruiters can take advantage of this to look for jobs and hire respectively. Most business use this platform to help open doors to very many candidates. Almost everything nowadays in most situations is conducted online, from posting job ads, to emailing successful candidates to setting up interviews through video calls. Posting a job ad online widens the radius for interested candidates and most businesses are not constrained while trying to look for the perfect applicant. In America alone, almost 80% of Americans take leverage of the online resources to look for open job positions.