The error occurs when the classes are compiled is class Alpha does not have a defined constructor. The correct option is A.
What is compilation?Because a computer cannot directly grasp source code. It will only comprehend object-level programming. Even though source codes are in a human readable format, the system cannot comprehend them.
Compilation is the procedure used by computers to translate high-level programming languages into computer-understandable machine language. Compilers are the programmes that carry out this conversion.
When the classes are compiled, there is an error because class Alpha does not have a defined.
Thus, the correct option is A.
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Which perpetrator violates computer or Internet security maliciously for illegal personal gain?a. A red hat hackerb. A gray hat hackerc. A white hat hackerd. A black hat hacker
The perpetrator who violates computer or Internet security maliciously for illegal personal gain is:
d. A black hat hacker
A black hat hacker is an individual who engages in unauthorized and malicious activities with the intent to exploit vulnerabilities in computer systems, networks, or software for personal gain or to cause harm. These hackers often engage in activities such as unauthorized access, data theft, spreading malware, launching DDoS (Distributed Denial of Service) attacks, identity theft, and other cybercrimes.
Black hat hackers operate with malicious intent and typically have no ethical boundaries or regard for the law. Their actions are illegal and are done for personal gain, financial profit, or to disrupt systems and networks for various reasons.
In contrast to black hat hackers, there are also other categories of hackers:
- White hat hackers: These are ethical hackers who use their skills to identify vulnerabilities in systems, networks, or software with the permission of the owner. They aim to improve security and help organizations address weaknesses by providing recommendations and solutions.
- Gray hat hackers: Gray hat hackers fall somewhere between black hat and white hat hackers. They may engage in unauthorized activities to identify vulnerabilities but without malicious intent. Gray hat hackers may expose vulnerabilities to the affected party or publicize them without consent to draw attention to the issue, with the intention of prompting fixes.
- Red hat hackers: The term "red hat hacker" is less commonly used and can vary in meaning depending on the context. It can refer to hackers who specialize in penetration testing and security assessments, often working within legal frameworks. Alternatively, it may refer to a group that opposes black hat hackers and their activities.
It is important to note that black hat hacking is illegal and can lead to severe legal consequences. Organizations and individuals should prioritize cybersecurity measures to protect their systems and networks from such malicious activities.
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Pls help xD. In pseudocode or python code please. Will mark best answer brainliest. Thx
Answer:
I'm doing my best to send you my answer,
Explanation:
The coding will be below
In what way, if any, are problems related to conflicts?
O Conflicts and problems are two completely different things.
O Most conflicts concern ideas, but problems concern people.
O Some problems involve conflict, but not all do.
O Problems and conflicts are the same thing.
Franklin has a photographic assignment, and he needs to print some photographs using Adobe Photoshop. Which feature will help him see the
printed version of the document on the screen before he actually prints it?
The
feature in Photoshop will help Franklin see the printed version of the document on the screen before he actually
prints it.
Answer:
print preview
Explanation: i got it correct in plato
Answer:
print preview
Explanation:
on plato/edmentum
Can you guys help me with this coding assignments?
Explanation:
x ==50
while x< 100;
x -= 1
the definition for ____ also defines a candidate key.
The term you are looking for is "superkey". A superkey is a set of one or more attributes (columns) that can uniquely identify a tuple (row) in a relation (table). In other words, it is a combination of attributes that can guarantee uniqueness for each row in a table.
A candidate key, on the other hand, is a minimal superkey, meaning it is a superkey with no unnecessary attributes. In simple terms, it is the smallest possible combination of attributes that can uniquely identify a tuple.
For example, let's consider a table called "Students" with attributes like student ID, name, and email. Both the student ID and email individually can serve as superkeys, as they uniquely identify each student. However, the combination of student ID and email would also be a superkey, but it is not a candidate key because it contains more attributes than necessary. In this case, the student ID would be the candidate key since it can uniquely identify each student in the table.
So, to summarize, a superkey can include extra attributes, whereas a candidate key is the smallest set of attributes that can uniquely identify a tuple in a table.
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in a goodness of fit test, excel's chisq.test function returns a . a. chi-square test statistic b. confidence interval estimate c. p-value d. chi-square critical value
In a goodness of fit test, excel's chisq.test function returns a p-value. The correct option is (C).
What is a goodness-of-fit test?
A goodness of fit test is a statistical test that determines whether a set of data suits a given probability distribution. This is referred to as a distributional hypothesis test. In general, a goodness-of-fit test may be used to test any statistical distribution, including Gaussian or normal distributions, binomial distributions, Poisson distributions, or other types.What is the chi-square test?
The chi-square test is a statistical method used to compare data sets. It is used to determine if there is a significant difference between the expected frequencies and the observed frequencies in one or more categories.The chi-square test statistic, the p-value, and the chi-square critical value are the three outcomes of the chi-square test. In goodness of fit test, excel's chisq.test function returns a p-value because it is a hypothesis test that tests whether the data collected is random or conforms to an anticipated distribution.Therefore, The correct option is (C) p-value.
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Select the correct answer.
Which use of conditional statements help create programs that are more robust?
A output validation
B. printing
C. input validation
D block structure
Answer:
c
Explanation:
The computer code behind password input can be modified to force people to change their password for security reasons. This is known as “password expiration,” and some websites and companies use it regularly. However, people tend to choose new passwords that are too similar to their old ones, so this practice has not proven to be very effective (Chiasson & van Oorschot, 2015). Your friends have a hard time remembering passwords. What method can you devise for them so that they can remember their new passwords AND make them very different from the old ones?
Answer:
to remember the passwords you could either make a little rhyme to "help" remember it or you could be like everyone else and write it down on a piece of paper. you could also write the password over and over again to make it stick. a way to make a password different from an old one is to use completely different wording and completely different numbers.
Explanation:
Answer:
B
Explanation:
got it right
1. Give one reason why data is represented in binary in a computer
Answer:
The circuits in a computer's processor are made up of billions of transistors . A transistor is a tiny switch that is activated by the electronic signals it receives. The digits 1 and 0 used in binary reflect the on and off states of a transistor.
Explanation:
i learned this last year
can anyone explain what a product and service based website is
A product-based website and a service-based website are two types of websites that cater to different business models.
They both aim to promote and sell offerings online but have distinct characteristics and purposes. A product-based website is designed to showcase and sell physical or digital products. It typically includes product descriptions, images, pricing, and a shopping cart for online purchases. E-commerce platforms like Amazon and Etsy are examples of product-based websites. These sites focus on providing detailed information about products to help customers make informed purchasing decisions. They often include customer reviews, shipping options, and return policies to enhance the user experience. On the other hand, a service-based website is centered around promoting and selling services provided by individuals or businesses.
These services can range from consulting, coaching, and technical support to creative and educational services. Service-based websites often emphasize the expertise and experience of the service provider, using testimonials and case studies to demonstrate their value. They typically have contact forms or booking systems to allow potential clients to inquire about or schedule the services offered. In summary, a product-based website focuses on selling physical or digital goods, while a service-based website promotes and sells various types of services. Both types of websites use different strategies and features to engage their target audience and facilitate the desired transactions.
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Which statement about analog and digital images is true? With advances in technology, digital images look exactly like the analog images they represent. Sampling an analog image more frequently produces a digital image with a better representation. Analog images come from data that is measured at regular intervals. Digital images come from data that is measures continuously.
Answer:
Sampling an analog image more frequently produces a digital image with better representation.
Explanation:
Note that an image is a representation of two types of signals which contain color information that is arranged along the x and y spatial axis.
True, it is possible to convert analog image data into a digital image by means of sampling the analog display more frequently which leads a digital image with better representation.
The statement which is true about analog and digital images is: B. Sampling an analog image more frequently produces a digital image with a better representation.
An analog image can be defined as a type of image in which the tone is represented by continuous variation. Some examples of an analog image are;
Photographs.Medical images.Television images.Paintings.A digital image can be defined as a type of image that comprises a matrix of pixels and is typically stored in binary form.
Digital image processing (DIP) is a sampling technique that is used to process (convert) an analog image into a digital image or for converting a digital image into an analog image. When continuously applied to an analog image, the intensity distribution and digital quality of the image is improved.
This ultimately implies that, a digital image with a better representation is produced when an analog image is sampled more frequently.
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What command would be used to determine if a routing protocol-initiated relationship had been made with an adjacent router?
The command that would be used to determine if a routing protocol-initiated relationship had been made with an adjacent router would depend on the specific routing protocol being used.
For example, if the routing protocol is OSPF, the "show ip ospf neighbor" command can be used to display information about OSPF-enabled routers that are directly connected to the router. This command will show information such as the router ID, priority, state, and the uptime of the OSPF adjacency.
If the routing protocol is BGP, the command "show bgp summary" command can be used to display information about BGP-enabled routers that are directly connected to the router. This command will show information such as the router ID, the number of BGP peers, the state of the BGP peering, and the uptime of the BGP session.
If the routing protocol is EIGRP, the command "show ip eigrp neighbors" command can be used to display information about EIGRP-enabled routers that are directly connected to the router. This command will show information such as the router ID, the interface on which EIGRP is running, the uptime of the EIGRP adjacency
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write a recursive method named printalldecimal that accepts an integer number of digits and prints all base-10 numbers that have exactly that many digits, in ascending order, one per line, with leading zeros in front as needed. for example, the call of printalldecimal(3); should print: 000 001 002 003 ... 998 999 if the number of digits passed is 0 or negative, print no output. your method must use recursion, but you can use a single for loop if necessary.
The given task is to write a recursive method named printalldecimal that accepts an integer number of digits and prints all base-10 numbers that have exactly that many digits in ascending order with leading zeros in front.
Here's an example recursive method named printalldecimal in Java that accepts an integer n representing the number of digits and prints all base-10 numbers that have exactly n digits, in ascending order, one per line, with leading zeros in front as needed.
public static void printalldecimal(int n) {
if (n <= 0) {
return;
}
printalldecimal(n-1);
for (int i = 0; i < Math.pow(10, n); i++) {
String num = String.format("%0" + n + "d", i);
System.out.println(num);
}
}
The method first checks if the input n is less than or equal to 0, in which case it returns without printing anything.
If n is greater than 0, it calls itself recursively with the argument n-1.
The recursive call prints all numbers with n-1 digits.
After returning from the recursive call, the method uses a for loop to print all numbers with n digits, using String.format to add leading zeros as needed.
The loop iterates from 0 to 10^n - 1 because those are all the possible numbers with n digits in base-10.
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How do i copy and paste
Answer:
Click and hold down on the left side of the mouse and highlight whatever you want to copy. A menu box will appear and hit copy. Then when you are ready to paste right click of the mouse and hit paste.
Explanation:
Laura is confused with the spelling of the word pronunciation. She types the word as pronounciation. Which feature of the Autocorrect tool should she use, so that the word processor automatically corrects it? PLS HELP!!!
You're visiting a Computer Science building at a college, and they've decided it'd be fun to display all the room numbers in binary. You're going to room 13.What binary number should you look for on the door?
Answer:
1101 its the 4 bit binary number...
Write a program to output 3 lines of text with the following information:
Student's first and last name:
Class:
Born in:
Answer
Answer:
C LANG
#include <stdio.h>
// function main begins program execution
int main( void )
{
printf( "student's first name" );
} // end function main
PYTHON
student's name=''
born_date=''
class=''
print ('')
Explanation:
create an sql database rows and Columns then use sql commands to call any specific data if so :
(you have a complet database of students data)
SELECT born_date
FROM students
//(Call all students born_date )
//you can specify
********,*********
to create an sql table
CREATE TABLE students (
name char,
born_date int,
class int,
);
24 3 Ans a. Define the term computer hardware. b. C. What are input devices? List any two input devices. What is processing device? Write the name of processing devices d. What are output devices? Name any two common output devices Differentiate between soft copy output and hard copy output? f. What are storage devices? Write two such devices. e. g. What is primary memory? What are its types. h. What are the differences between RAM and ROM? i. What is CPU? List its major parts. j. Write short notes on the following: i. Keyboard Rising School Level Computer Science - 6 ii. Control unit iii. Printer
Explanation:
hardware are the physical parts of the computer which can be touched seen and felt is called hardware.
the device which are use to inter data and instructions from the user is clawed input device. foreg; keyboard , mouse.
the processing device of computer is cpu
the printed information which can be touched and seen is Called hardcopy .
soft copy are which can be seen but not touched is called soft copy .
the device that are use to store data and instructions is called storage devices.
Viruses which activate themselves after a specific time is called
a) worms
b)trojan horses
c)bombs
Answer:
b
Explanation:
Answer:
c. bombs ans
Explanation:
this is may be helpful!
viruses which activate themselves after a specific time are called as bombs.
How do i fix this? ((My computer is on))
Answer:
the picture is not clear. there could be many reasons of why this is happening. has your computer had any physical damage recently?
Answer:your computer had a Damage by u get it 101 Battery
and if u want to fix it go to laptop shop and tells him to fix this laptop
Explanation:
Elements such as page parts and calendars are easily inserted by navigating to the _____ grouping. Building Blocks Illustrations Text Page Design
Answer:
Building Blocks
Explanation:
When referring to the Publisher Application the navigation feature that allows you to do this is the Building Blocks feature. Like mentioned in the question this feature allows you to choose from and insert a predefined set of calendars for insertion into a publication as well as insert a variety of other page parts to better customize the feel of the publication.
1. A DaaS arrangement _____.
a.
reduces hardware, software, and staffing related costs for the client
b.
allows clients to install, maintain, and monitor database in-house
c.
is much more expensive but also more secure than in-house databases
d.
Desktop-as-as-Service (DaaS) is a form of virtual desktop infrastructure where desktops are hosted in the cloud and delivered to remote users on-demand.
DaaS is also known as hosted desktop services, and it is typically provided by a third party. It is supplied as a subscription-based service and operates on a multi-tenant architecture. The benefits of VDI are realized while the complexity is reduced thanks to the service's handling of data storage, security, backup, and upgrades. End users can connect in to their desktops from any location, at any time, and using any device because client data is saved during login and logoff sessions.Businesses who wish to provide VDI power to their users but lack the resources and know-how to do so can greatly benefit from DaaS. Businesses can obtain top-notch gear and software without having to make big investments. Help desk efficiency increases as well as it goes virtual.
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Which table code is correct?
Answer: 3rd one down
Explanation:
normal, outline, notes page or slide sorter? what presentation view turns the slide deck into a speaker script?
The presentation view that turns the slide deck into a speaker script is the "Notes Page" view. This view allows you to efficiently create a speaker script while maintaining the visual elements of your slide deck for your audience.
The presentation view that turns the slide deck into a speaker script is the Notes Page view. This view allows the presenter to see their slide with speaker notes below it, making it easier for them to present and stay on track.
In this view, you can add detailed explanations and additional information for each slide, which serves as a script for the speaker during the presentation. To use the Notes Page view, follow these steps:
1. Open your presentation in your preferred presentation software.
2. Locate the view options in the software's menu or toolbar.
3. Select "Notes Page" or a similar option, depending on the software.
4. Add your speaker notes and explanations for each slide as needed.
It's important to note that the Notes Page view is different from the Normal view, which only displays the slide itself, or the Slide Sorter view, which displays a thumbnail view of all slides in the deck. The Outline view, on the other hand, displays the presentation in an outline format. So, if you want to turn your slide deck into a speaker script, use the Notes Page view.
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Which recommendation should you follow while using 110 blocks for connecting cat 5 and higher data cables?
Keep wire pairs twisted up to within one-half of an inch of the connector using 110 blocks for connecting cat 5 and higher data cables.
What are data cables?Any medium that enables baseband transmissions (binary 1,0s) between a transmitter and a receiver is referred to as a data cable. In applications like serial digital interface, thicknet, and thinnet, coaxial cable is occasionally utilized as a baseband digital data channel.
What is a data cable used for?Connecting various computers via a network requires the usage of a data cable. This is used with an Ethernet cable. PCs are connected using an Ethernet connection and the network interface.
USB data cables are typically thicker than USB charging cables because of the number of wires inside of them. Since data cables have four wires instead of charge-only cables two (2) fewer wires, they have thicker outer insulation/lining.
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What is wrong with the following code?
numl = int (input("Enter a number: "))
numz = int (input("Enter a number: "D)
num3 = int (input("Enter a number: "))
print ("The average is: + (numl + num2 + num3/3)
The last line should be print ("The average is: (numl + num2 + num/3)
The variables should be lnum, 2num, Bnum
It needs a into command
It needs a stro command
Code:
numl = int (input("Enter a number: "))
num2 = int (input("Enter a number: "))
num3 = int (input("Enter a number: "))
print ("The average is:" + ((numl + num2 + num3)/3))
Answer:
It needs a str command
Explanation:
Given
The above code
Required
Determine and correct the error
At the last line of the code, there is an attempt to print the average of the three numbers.
However, this will return an error because:
In order to print the literal "The average is:" and the numeric value of (numl + num2 + num3)/3, a str command is needed.
This converts (numl + num2 + num3)/3 to a literal and then print without error.
So, the correct instruction is:
print ("The average is:" + str((numl + num2 + num3)/3))
What evolution has cryptography grown since sample passwords? Name 5.
Answer:
Encrypting Company Devices. ...
Securing Email Communications. ...
Protecting Sensitive Company Data. ...
Encrypting Databases. ...
Securing a Website.
Explanation:
var1 = 1
var2 = 2
var3 = "3"
print(var1 + var2 + var3)
Explanation:
omg it's Python, I don't like it
I would say the answer is 33 or 6
Two computer programs that are carefully joined together so that they appear to be a single program with a single user interface
In Computers and technology, a seamless interface is a technology in which two (2) computer programs are joined together carefully, in order to make them appear as a single software program that has a single interface for end users.
A seamless interface can be defined as a technology in mobile cloud computing (MCC) through which two (2) computer programs are carefully meshed or joined together, so as to make them appear as a single computer program with a single interface for end users.
This ultimately implies that, a seamless interface is used in providing end users a uniform interface for two or more different computer programs.
Consequently, two or more users are able to use and enjoy a two or more different computer programs through the design and development of a seamless interface without any form of obtrusiveness.
In conclusion, a seamless interface carefully joins two (2) computer programs together, so that appear as a single software program that has a single interface for end users.
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