Computer GK Practice Question and Answer

Q:

Which of the following is not true for for-loop?

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  • 1
    for (i=0; i
    Correct
    Wrong
  • 2
    for (int i=0; i>9; i++)
    Correct
    Wrong
  • 3
    for (i=10; i
    Correct
    Wrong
  • 4
    for (i=10; i++; i
    Correct
    Wrong
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Answer : 4. "for (i=10; i++; i"
Explanation :

Among the given statements about for loops, the one that is NOT true is that they are used to replace user input while loops. While for loops are typically used for iterations with a known count and are less likely to result in an infinite loop if used correctly, they do not specifically replace user input while loops.

Q:

Which of the following is not a feature of Windows 8?

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  • 1
    support for ARM processor
    Correct
    Wrong
  • 2
    Urban User Interface
    Correct
    Wrong
  • 3
    support for touch screen
    Correct
    Wrong
  • 4
    advanced power management
    Correct
    Wrong
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Answer : 2. "Urban User Interface"
Explanation :

"Urban User Interface" is not a recognized feature of Windows 8. The correct term for the user interface introduced in Windows 8 is the Modern UI or Metro interface, characterized by its tile-based design.

The other features listed—support for ARM processors, support for touch screens, and advanced power management—were indeed features of Windows 8.

Q:

What is Microsoft Word?

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  • 1
    Operating System
    Correct
    Wrong
  • 2
    word processing program
    Correct
    Wrong
  • 3
    Microsoft Windows
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 2. "word processing program"

Q:

What is the function of the software?

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  • 1
    computer running
    Correct
    Wrong
  • 2
    Play Chess
    Correct
    Wrong
  • 3
    Fulfillment of mathematical and logical capability of the hardware
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "Fulfillment of mathematical and logical capability of the hardware"

Q:

Is Google Play Store used on mobile?

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  • 1
    To play games
    Correct
    Wrong
  • 2
    To install new applications
    Correct
    Wrong
  • 3
    To search data on mobile
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 2. "To install new applications"
Explanation :

1. It is an international online software store developed by Google for Android devices.

2. Google Play is an online store where people can find their favorite applications, games, movies, TV shows, books, and more.

3. There are 2 million applications and games available for billions of people in the world.

4. So far, developers have earned more than $120 billion from these.

Q:

Following are the types of LCD Panel:

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  • 1
    Flat Panel and Laser
    Correct
    Wrong
  • 2
    Normal and Roof Mounted
    Correct
    Wrong
  • 3
    Mesh Model and Curved
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Normal and Roof Mounted"
Explanation :

1. LCD panel types include normal and roof-mounted.

2. Liquid Crystal Display flats are thinner and lighter making them more useful and easier for users than CRTs. It consumes less power than CRT.

Q:

Which command is used to remove a table from the database in SQL?

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  • 1
    DELETE TABLE
    Correct
    Wrong
  • 2
    DROP TABLE
    Correct
    Wrong
  • 3
    ERASE TABLE
    Correct
    Wrong
  • 4
    UNATTACH TABLE
    Correct
    Wrong
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Answer : 2. "DROP TABLE "
Explanation :

In SQL, the DROP TABLE command is used to remove a table from the database. When you execute DROP TABLE, it deletes the table along with all its data, indexes, triggers, constraints, and permissions. It should be used with caution as it permanently removes the table and all associated objects from the database.


Q:

A main page of a website is _______ which acts as a gateway to the rest of the website's pages.

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  • 1
    Search engine
    Correct
    Wrong
  • 2
    Home page
    Correct
    Wrong
  • 3
    Browser
    Correct
    Wrong
  • 4
    URL
    Correct
    Wrong
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Answer : 2. "Home page"
Explanation :

1. The main page of a website is the home page which acts as a gateway to the rest of the pages of the website. The home page is usually the gateway to the website.

2. A home page is a webpage that serves as the starting point of a website.

3. This is the default webpage that loads when visiting a web address that contains only a domain name.

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