Computer GK Practice Question and Answer

Q:

How many Pins are there in VGA Cable?

419 0

  • 1
    11
    Correct
    Wrong
  • 2
    12
    Correct
    Wrong
  • 3
    17
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 4. "None of these"
Explanation :

1. There are two types of VGA cables: 14-pin and 15-pin. 14-pin cables will work in most applications, but wider display compatibility may require a 15-pin cable.

Q:

How many bits are there in a byte?

419 0

  • 1
    2
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    16
    Correct
    Wrong
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Answer : 3. "8"

Q:

OTP is used as one of the additional security features for secure online transactions, what is the full form of OTP?

419 0

  • 1
    Only time period
    Correct
    Wrong
  • 2
    One time period
    Correct
    Wrong
  • 3
    One Time Password
    Correct
    Wrong
  • 4
    Only time password
    Correct
    Wrong
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Answer : 3. "One Time Password"
Explanation :

1. The full form of OTP is One one-time password.

2. OTP is used as one of the additional security features for secure online transactions.

3. The OTP feature prevents certain types of identity theft by ensuring that a captured username/password pair cannot be used a second time.

4. The user's login name usually remains the same, and the one-time password changes with each login.

5. One-Time Password (aka One-Time Passcode) is a form of strong authentication, providing better security to eBanking, corporate networks, and other sensitive data systems.

Q:

Which of the following is not a characteristic of a computer system?

418 0

  • 1
    Diversity
    Correct
    Wrong
  • 2
    Chastity
    Correct
    Wrong
  • 3
    Speed
    Correct
    Wrong
  • 4
    Ability to think
    Correct
    Wrong
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Answer : 4. "Ability to think"
Explanation :

1. A computer is an electronic machine, which presents the required information or result (Output) by doing a specialized process according to a series of instructions (Program) given on the prescribed data (Input).

2. The following are the main characteristics of a computer.

(1) Speed

(2) Accuracy

(3) Economy

(4) Reliability

(5) Storage & Retrieval

(6) Repeated Processing Capacity

Q:

_______ is used to measure the speed of the processor.

418 0

  • 1
    Velocity
    Correct
    Wrong
  • 2
    Unit
    Correct
    Wrong
  • 3
    Clock speed
    Correct
    Wrong
  • 4
    Memory
    Correct
    Wrong
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Answer : 3. "Clock speed"
Explanation :

1. Clock speed is used to measure the speed of the processor.

2. Clock speed is the rate at which a processor can complete a processing cycle. It is usually measured in megahertz or gigahertz.

3. One megahertz is equal to one million cycles per second, while one gigahertz is equal to one billion cycles per second. This means that a 1.8 GHz processor has twice the clock speed of a 900 MHz processor.

Q:

To start the slide show of the presentation:

417 0

  • 1
    Press F5 key
    Correct
    Wrong
  • 2
    Select View Show option from Slide Show menu
    Correct
    Wrong
  • 3
    Select Rehearse Time from the Slideshow menu
    Correct
    Wrong
  • 4
    Choose option (A) or option (B)
    Correct
    Wrong
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Answer : 4. "Choose option (A) or option (B)"
Explanation :

1. Press the F5 key to start the presentation slide show.

2. View Show option is selected from the Slide Show menu to start the slide show of the presentation.

3. Shift+F5: Starts the slide show from the current slide.

Q:

What is the example of cell address in ms excel 2010?

417 0

  • 1
    1145AZ
    Correct
    Wrong
  • 2
    AZ145
    Correct
    Wrong
  • 3
    A12AZ
    Correct
    Wrong
  • 4
    11AZ12
    Correct
    Wrong
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Answer : 2. "AZ145"
Explanation :

1. Example of cell address in MS Excel 2010 is AZ145.

Q:

What type of software is Raj e-Wallet?

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  • 1
    Document Management System
    Correct
    Wrong
  • 2
    Network Management System
    Correct
    Wrong
  • 3
    Software Management System
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 1. "Document Management System"
Explanation :

1. Rajasthan Government has started the online service of “Raj e-Vault”.

2. The Rajasthan Government has launched a digital document manager in the form of an online portal “Raj e-Vault”

3. Once you have created your e-vault, all the documents which are related to the government.

4. Visit the official website of Raj e-Vault using your Aadhaar ID; An OTP will be sent to your registered mobile number. Enter the OTP and start uploading your documents.

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