What is computer virus?​

Answers

Answer 1

Answer:

A piece of code which is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data.

Explanation:

A computer virus is a type of computer program that, when executed, replicates itself by modifying other computer programs and inserting its own code. When this replication succeeds, the affected areas are then said to be "infected" with a computer virus.

Answer 2

Simply, a computer virus is a harmful multiplying code that harms your computer and makes it slower, harder to use, and more vulnerable to other harmful unsafe software, apps, downloads and more.

How to get it?

You can get computer viruses just from going to unsafe websites downloading harmful files downloading harmful images downloading harmful videos clicking unsafe advertisements

and thats just a couple of examples, there's many many more but you get the idea.

Something that really sucks about computer viruses is that its hard to tell if something online is dangerous or not.

That's why people make specific softwares to protect your computer but even those can be unsafe or people could be trying to trick you.

Sometimes the computer will already have some sort of app or software to protect it from these harmful files, but make sure to pay attention when your on websites and check the urls and make sure it doesn't say anything along the lines of "unsafe" if it says that just simply exit the website and dont do anything further.

If your experiencing slowness, files you don't remember saving on your computer or extra files and apps that dont seem to belong, im sure there are places you can call online or in your local area to help with these issues.

Hope this helped!!


Related Questions

Which interpersonal skill is the most important for a telecom technician to develop?

active listening

teamwork

conflict resolution

social awareness

Answers

Answer:

active listening is interpersonal

Answer:

active listening

Explanation:

edg2021

telecom technicians go to homes and officies to listen to the consumers demands to fix their internet and other telecommmunication issues. They mostly work alone and simply need to be aware of the issue and what they are doing to fix it.

Application software helps run the computer and coordinates instructions with the hardware.
A. True
B. False

Answers

Answer:

A. True

Explanation:

A group of students is performing an investigation to measure how much liquid water is produced from a 10 L sample of snow. What must occur in order for the students to perform this investigation?

Answers

Answer:

the temperature of the sample must change

Explanation:

What is the last usable host IP address on the 192.168.32.9/30 network?

Answers

Answer:

192.168.32.10

Explanation:

HOPE THIS HELPS:)

Suppose a webpage contains a single text field. We want to make the page such that a user can immediately start typing in the text field without clicking on it. What is correct way using?
1. .
2. .
3. .
4. Can't be done with only HTML5, need help of Javascript or something else.

Answers

Answer:

The answer is "Option 2".

Explanation:

In HTML5, text inputs use an autofocus attribute, which, when the page is loaded, uses a template to concentrate primarily on text fields. This attribute is a Boolean property that represents the HTML autofocus attribute, showing if the related <select> element will receive an output focus whenever the page loads if it is overruled by the user. An only form-associated entity can have this property specified in a text.

The Chief Information Officer (CIO) has determined the company’s new PKI will not use OCSP. The purpose of OCSP still needs to be addressed. Which of the following should be implanted?A. Build an online intermediate CA.B. Implement a key escrow.C. Implement stapling.D. Install a CRL.

Answers

Answer:

B. Implement a key escrow.

Explanation:

A key escrow can be defined as a data security method of storing very essential cryptographic keys.

Simply stated, key escrow involves a user entrusting his or her cryptographic key to a third party for storage.

As a standard, each cryptographic key stored or kept in an escrow system are directly linked to the respective users and are encrypted in order to prevent breach, theft or unauthorized access.

Hence, the cryptographic keys kept in an escrow system are protected and would not be released to anyone other than the original user (owner).

In this scenario, the Chief Information Officer (CIO) has determined the company's new public key infrastructure (PKI) will not use online certificate status protocol (OCSP). However, the purpose of online certificate status protocol (OCSP) still needs to be addressed. Thus, what should be implemented is a key escrow because the online certificate status protocol (OCSP) is an internet protocol used for maintaining the security of a server and obtaining a digital certificate that has been revoked.

Your organization uses a federated identity provider to login to your Oracle Cloud Infrastructure (OCI) environment. As a developer, you are writing a script to automate some operation and want to use OCI CLI to do that. Your security team doesn't allow storing private keys on local machines. How can you authenticate with OCI CLI?

Answers

Answer:

Run OCI session authenticate and provide your credentials

Explanation:

The OCI CLI when in combination with a shell script can be fastly used in the creation of shareable scripts. It uses API keys, private and public scheme as it's default authentication. The command to use is the oci set up keys, to create these keys. Since you cannot store private keys, you run OCI authentication and then you give your credentials

PLZ HELP THIS ENDS TODAY
During slide show mode, hitting the B key will do which of these?

End your presentation

Blank the screen with black screen

Move back one page

Move to the first page of your presentation

Answers

Answer:

B or Period. Pressing the B key or period key pauses the slideshow and displays a black screen, which you can write on. Press the B or period key again to resume the slideshow.

Answer: It blanks the screen black.

You should use the arrow keys.

Explanation:

I tried it.

Ship, CruiseShip, and CargoShip ClassesDesign a Ship class that has the following members:a. a member variable for the name of the ship (a string)b. a member variable for the year that the ship was built (a string)c. A constructor and appropriate accessors and mutatorsd. A virtual print function that displays the ship's name and the year it was built.

Answers

Answer:

def shipvari(ship);

Cruiseship="" #defining a string

YearBuilt= ""

for i in range(ship);

if Cruiseship="";

print(CruiseShip)

Give the rest a try!

which data representation system is based on the digits 0-9 and is mostly easily interpreted In real wrold situations​

Answers

Answer:

Hexadecimal  data representation system is based on the digits 0-9 and is mostly easily interpreted In real word situations​ .

Explanation:

Hexadecimal manages sixteen different figures: most often the numbers 0–9 to describe values zero to nine, and (A–F) to describe values ten to fifteen. The modern hexadecimal system was first launched into the domain of computing by IBM in 1963. An older description, with 0-9 and u-z, was practiced in 1956 by the Bendix G-15 computer.

A business owns a printer but the printer is used for cloud printing purposes. What type of resource is this?

Answers

I’m confused , what are the choices ?

Anna is creating a digital portfolio, including her professional work showcasing the designs she created. What should she add to each work?

A. brief description of the work and project details
B. only title of the work
C. only date and title of the work
D. only project details of the work

Answers

A. Brief description of the work and project details.

Evaluate a career in the telecommunications industry that most interests you. What about the career appeals to you?
What qualifications do you already possess to make you successful in this career? Which skills do you still need to
develop to pursue this career?
Your answer should be at least 150 words in length.

Answers

Answer:

Network administrator and programmer.

Am still in A-level, am doing Physics, chemistry, Maths and ICT.

I have an A in physics, B in Chemistry and Maths and A† in ICT

3. A year contains 365 days normally, so on
what number day does Christmas fall on?

Answers

Answer:

359 is December 25 in a 365 day year.

Explanation:

Answer:

For western christian churches, Christmas day always occurs on December 25, though some cultures observe the main celebration on the night prior, Christmas Eve.

As a sysadmin you will find yourself doing business with a variety of third party vendors which of these are likely to be rented or bought from a vendors

Answers

Answer:

Printing devices

Video, Audio devices

Communication machines

Explanation:

Printing devices - Sysadmin needs this type of devices for print important data and information.

Video, Audio devices - Sysadmin needs this type of devices for better communication and interaction.

Communication(fax) machines - Sysadmin needs this type of devices for written communication and interaction and deals.

The challenge of preparing for ____________________ is in ensuring that employees do not feel that they are being prepared for termination.

Answers

Answer:

"Cross-training " seems to be the right response.

Explanation:

Cross-training seems to be the method of constructing a multi-professional workers staff with incentive plans to make sure that they must have the same tools to complete different occupational tasks throughout the organization. This will be a very broad approach besides randomized controlled training methods, both maximum and minimum frequency, for generations.

If you wanted to divide an integer variable by 2, which of the following lines of code would you use? total = int + 2 total = int * N total int / 2 total = int. 2

Answers

Answer:

Yes

Explanation:

Because all answers are intotal (2)

Which of the following options allow you to access a computer remotely?

a. NTP
b. SSH
c. Server
d. VPN

Answers

Answer:

b. SSH

Explanation:

Secure Shell (SSH) is a protocol that allows you to access a computer remotely by providing safe network communications via an unsecured network.

Secure Shell (SSH) protocol can be used to perform essential functions such as protected file transfers, remote access to private network systems, devices, and applications.

Thus, option "B" is the right answer.

A certain instructor assigns a 50-point problem and calculates an integer score 0-50 and assigns a letter grade according to the scale 40 - 50 is an A, 30 - 39 is a B, 20 - 29 is a C, 10 - 19 is a D and 0 - 9 is an F. Write a Python function called letter_grade which takes one argument, an integer, and RETURNS the appropriate letter grade.

Answers

Answer:

Following are the code to this question:

def letter_grade(x): #defining a method letter_grade that accepts one parameter

   if x>=50 and x<=40:#defining if block that check value of x greater than 50 and less than 40

       print("A")#print value

   if x>=30 and x<=39:#defining if block that check value of x greater than 30 and less than 39

       print("B")#print value

   if x>=20 and x<=29:#defining if block that check value of x greater than 20 and less than 29

       print("C")#print value

   if x>=10 and x<=19:#defining if block that check value of x greater than 10 and less than 19

       print("D")#print value

   if x>=0 and x<=9:#defining if block that check value of x greater than 0 and less than 9

       print("F")#print value

letter_grade(30) #calling the method letter_grade

Output:

B

Explanation:

In the above Python code, a method "letter_grade" is declared, that accepts an integer variable in its parameter, and defined the multiple if block to check the given value, which can be defined as follows:

In the first, if block, it checks the value of x greater than 50 and less than 40 , if the condition is true it will print the value "A".In the second, if block, it checks the value of x greater than 30 and less than 39,  if the condition is true it will print the value "B".In the third, if block, it checks the value of x greater than 20 and less than 29,  if the condition is true it will print the value "C".  In the fourth, if block, it checks the value of x greater than 10 and less than 19,  if the condition is true it will print the value "D".In the fifth, if block, it checks the value of x greater than 0 and less than 9,  if the condition is true it will print the value "F".

And at the last it call the method.

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