Computer GK Practice Question and Answer

Q:

Which of the following is not true?

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  • 1
    Kernel is a program that constitutes the central core of an operating system
    Correct
    Wrong
  • 2
    Kernel is the first part of the operating system to be loaded into memory during booting
    Correct
    Wrong
  • 3
    Kernel is made up of various modules which cannot be loaded into running operating system
    Correct
    Wrong
  • 4
    Kernel remains in memory during the entire computer session
    Correct
    Wrong
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Answer : 3. "Kernel is made up of various modules which cannot be loaded into running operating system"

Q:

What does the comment give for a cell entry to show on the screen?

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  • 1
    Comment
    Correct
    Wrong
  • 2
    Indicator
    Correct
    Wrong
  • 3
    Picture
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "Comment"
Explanation :

The comment given for a cell entry displays the following information on the screen:

1. Comment text: The comment text is written by the person who is rating the item. This text may express the person's opinion or reaction to CellEntry.

2. Comment Rating: Comment rating is a numerical value that reflects the quality of the cell entry. Ratings usually range from 1 to 5, where 1 is the lowest and 5 is the highest.

3. Comment time: Comment time is the time when the comment was written.

Q:

Select the smallest memory parity:

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  • 1
    Terabyte
    Correct
    Wrong
  • 2
    Gigabyte
    Correct
    Wrong
  • 3
    Kilobyte
    Correct
    Wrong
  • 4
    Megabyte
    Correct
    Wrong
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Answer : 3. "Kilobyte"
Explanation :

1. The smallest memory is the parity bit. A bit is a binary digit, which can be either 0 or 1. A bit is the smallest unit of data that a computer can store.

2. A byte is a large unit of memory made up of 8 bits. A byte can be used to store a letter, a number or a symbol.

3. Kilobyte is another large unit of memory which is made up of 1024 bytes. One kilobyte can be used to store a small file.

4. A megabyte is another large unit of memory which is made up of 1024 kilobytes. One megabyte can be used to store a large file.

5. Gigabyte is another large unit of memory which is made up of 1024 megabytes. One gigabyte is equal to the amount of memory used in a medium-sized computer.

5. Terabyte is another large unit of memory which is made up of 1024 gigabytes. One terabyte is equivalent to the amount of memory used in a large computer.

Q:

Which files are used during the operation of DBMS?

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  • 1
    Query language and utilities
    Correct
    Wrong
  • 2
    Data manipulation language and query language
    Correct
    Wrong
  • 3
    Data dictionary and transaction log
    Correct
    Wrong
  • 4
    Data dictionary and query language
    Correct
    Wrong
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Answer : 3. "Data dictionary and transaction log "
Explanation :

During DBMS operation, essential files include the data dictionary, containing metadata like table structures, and the transaction log, recording all database transactions. The data dictionary guides the DBMS in understanding database organization, while the transaction log ensures data integrity by recording modifications. Both files are crucial for effective database management, enabling accurate querying, data manipulation, and system recovery in case of failures, ensuring the system's reliability and consistency.


Q:

Saving is a process:

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  • 1
    Copying a document from memory to a storage medium
    Correct
    Wrong
  • 2
    To print the current status of the document
    Correct
    Wrong
  • 3
    To change completely
    Correct
    Wrong
  • 4
    All of these
    Correct
    Wrong
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Answer : 1. "Copying a document from memory to a storage medium"
Explanation :

1. Saving is a process in which you store a document, image, or other file in a stable location so that it can be opened and modified later.

2. Saving means that you are protecting yourself from the risk of losing your work, even if your computer suddenly shuts down or a problem occurs.

Q:

Full form of DVD is :

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  • 1
    Digital Versatile Disc
    Correct
    Wrong
  • 2
    Digital Video Disc
    Correct
    Wrong
  • 3
    Digital Video Definition
    Correct
    Wrong
  • 4
    Both (A) and (B)
    Correct
    Wrong
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Answer : 4. "Both (A) and (B)"
Explanation :

1. Digital Versatile Disc (DVD), sometimes also known as Digital Video Disc (DVD), is an optical disc storage media format for storing digital data.

2. DVD offers higher storage capacity than compact disc (CD) when having the same size.

Q:

Which of the following is a feature in Microsoft Excel that is used to perform calculations on data in a spreadsheet?

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  • 1
    Charts
    Correct
    Wrong
  • 2
    Filters
    Correct
    Wrong
  • 3
    Formulas
    Correct
    Wrong
  • 4
    Tables
    Correct
    Wrong
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Answer : 3. "Formulas"
Explanation :

1. Which of the following formulas is a feature in Microsoft Excel that is used to perform calculations on data in a spreadsheet?

2. A formula is a special type of formula used to add, subtract, multiply, and divide numbers, text, and other data.

3. LANPAR, the first electronic spreadsheet on mainframe and time-sharing computers, was developed in the year 1969.

Q:

What type of personal email account is generally used to download email to my computer?

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  • 1
    Microsoft Exchange
    Correct
    Wrong
  • 2
    POP3
    Correct
    Wrong
  • 3
    IMAP
    Correct
    Wrong
  • 4
    HTTP
    Correct
    Wrong
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Answer : 1. "Microsoft Exchange"
Explanation :

1. Personal email account Microsoft Exchange is usually used to download e-mail to your computer.

2. Microsoft Exchange Server is Microsoft's email, calendaring, contacts, scheduling, and collaboration platform.

3. It is deployed on the Windows Server operating system (OS) for business use.

4. Microsoft designed Exchange Server to provide users with access to the messaging platform from mobile devices, desktops, and web-based systems.

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