Computer GK Practice Question and Answer

Q:

What is called the syntax analysis part in the machine language transformation of a high-level language?

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  • 1
    lexical analysis
    Correct
    Wrong
  • 2
    semantic analysis
    Correct
    Wrong
  • 3
    parsing
    Correct
    Wrong
  • 4
    linking
    Correct
    Wrong
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Answer : 3. "parsing"
Explanation :

Parsing, in high-level language transformation, is the analysis of code syntax using formal grammar rules. It checks for errors and creates a parse tree representing the code's structure. This tree guides the generation of machine code or program execution, ensuring correct interpretation and execution of the source code.

Q:

What is the difference between pressing Ctrl+X and Ctrl+C buttons in MS Word 2010?

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  • 1
    Ctrl+x is used to paste the text and Ctrl+c is used to copy the text.
    Correct
    Wrong
  • 2
    Ctrl+x is used to cut the text and Ctrl+c is used to copy the text.
    Correct
    Wrong
  • 3
    Ctrl+x is used to copy the text and Ctrl+c is used to cut the text.
    Correct
    Wrong
  • 4
    Ctrl+x is used to select text and Ctrl+c is used to copy text.
    Correct
    Wrong
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Answer : 2. "Ctrl+x is used to cut the text and Ctrl+c is used to copy the text."
Explanation :

Ctrl+x is used to cut the text and Ctrl+c is used to copy the text.

Q:

How do you open a Search window from the Metro screen?

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  • 1
    Windows Key + S
    Correct
    Wrong
  • 2
    Click on the search tile
    Correct
    Wrong
  • 3
    Type the word search
    Correct
    Wrong
  • 4
    Window key + F
    Correct
    Wrong
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Answer : 1. "Windows Key + S"
Explanation :

To open a Search window from the Metro screen (also known as the Start screen) in Windows 8 and later versions, you can press the Windows Key + S keyboard shortcut. This will bring up the Search charm, allowing you to search for apps, files, settings, and other content on your computer.

Q:

Which represents the fifth generation of computers?

1453 1

  • 1
    Micro Processor
    Correct
    Wrong
  • 2
    Mini Computer
    Correct
    Wrong
  • 3
    Micro Computer
    Correct
    Wrong
  • 4
    Super Computer
    Correct
    Wrong
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Answer : 4. "Super Computer"

Q:

What is the computer language COBOL useful for?

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  • 1
    Professional work
    Correct
    Wrong
  • 2
    Graphic work
    Correct
    Wrong
  • 3
    Scientific work
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 1. "Professional work"
Explanation :

COBOL (Common Business Oriented Language) is a high-level programming language primarily used for business, finance, and administrative systems within companies and governments. It is particularly useful for handling large-scale, data-centric applications in areas such as accounting, payroll, inventory management, and other business-related tasks. COBOL is known for its readability and ease of use, making it suitable for professionals working on applications that require extensive data processing and business logic. Despite being an older language, COBOL continues to be used in many legacy systems, especially in industries where stability and reliability are paramount.


Q:

Where is the taskbar in Windows 10?

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  • 1
    Left side of the screen
    Correct
    Wrong
  • 2
    At the bottom of the screen
    Correct
    Wrong
  • 3
    In the centre of the screen
    Correct
    Wrong
  • 4
    On the right side of the screen
    Correct
    Wrong
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Answer : 2. "At the bottom of the screen"
Explanation :

1. The first and main part of the taskbar is the Start Button. Which is situated in the bottom left corner. It is also called Menu Button. Its structure also depends on the Windows version. It can be round, square, or rectangular.

2. All Programs, Folders and Settings are accessed with the help of the Start Button. From here you can find the program of your choice, run it and create its desktop shortcut.

Q:

Which of the following are Operators in C?

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  • 1
    arithmetic operators
    Correct
    Wrong
  • 2
    logical operator
    Correct
    Wrong
  • 3
    relational operators
    Correct
    Wrong
  • 4
    all of the above
    Correct
    Wrong
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Answer : 4. "all of the above"
Explanation :

Operators are symbols that we use when performing operations on one or more operands. The primary types of operators in C are arithmetic, logical, relational, conditional, bitwise, and assignment.

Q:

Which of the following memory has the least access time?

1436 1

  • 1
    cache memory
    Correct
    Wrong
  • 2
    Magnetic bubble memory
    Correct
    Wrong
  • 3
    Magnetic core memory
    Correct
    Wrong
  • 4
    random access memory
    Correct
    Wrong
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Answer : 1. "cache memory"
Explanation :

Cache memory has the least access time among the options provided. Cache memory is a high-speed type of volatile computer memory that provides high-speed data storage and access to the processor. It is faster than main memory (RAM) because it is located on the CPU chip or very close to it and stores frequently accessed data and instructions. Accessing data from cache memory is much quicker compared to accessing it from RAM, making cache memory the fastest type of memory in terms of access time.

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