Computer GK Practice Question and Answer

Q:

What is the shortcut key to cut selected cells or range in MS Excel 2010?

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  • 1
    Ctrl + C
    Correct
    Wrong
  • 2
    Ctrl + X
    Correct
    Wrong
  • 3
    Ctrl + V
    Correct
    Wrong
  • 4
    Ctrl + A
    Correct
    Wrong
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Answer : 2. "Ctrl + X"
Explanation :

1. To cut a cell or range in Excel: Ctrl + X can be used to cut a selected cell or range in MS Excel. This copies the data to the clipboard and clears the original cells or range.

2. To cut text: Ctrl + X can be used to cut selected text in any text editor or word processor. This copies the text to the clipboard and frees up the original space.

3. To cut an image or object: Ctrl + X can be used to cut a selected image or object in any graphics program. This copies the image or object to the clipboard and frees up the original space.

Q:

While using a database management system, the first thing you have to do is ________.

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  • 1
    Create a database file
    Correct
    Wrong
  • 2
    Activate file editor
    Correct
    Wrong
  • 3
    Load the software into your computer
    Correct
    Wrong
  • 4
    Keep a floppy disk in readiness
    Correct
    Wrong
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Answer : 3. "Load the software into your computer "
Explanation :

While using a database management system, the first thing you have to do is install the software on your computer. Loading the software involves the installation process, which includes copying the necessary files and configuring the system to run the database management software effectively. Once installed, you can then create databases, define data structures, and start working with the DBMS to manage your data.

Q:

What is spam in e-mail?

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  • 1
    Also known as junk mail or unsolicited bulk e-mail, is a subset of electronic spam involving nearly identical messages sent to many recipients by e-mail.
    Correct
    Wrong
  • 2
    It is where outgoing e-mails are stored temporarily.
    Correct
    Wrong
  • 3
    This is where incoming e-mails are stored for your reference.
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 1. "Also known as junk mail or unsolicited bulk e-mail, is a subset of electronic spam involving nearly identical messages sent to many recipients by e-mail."
Explanation :

1. Also known as junk mail or unsolicited bulk email, is a subset of electronic spam involving nearly identical messages sent to multiple recipients by e-mail.

Q:

Which keys combination is used to insert duplicate slide in a PowerPoint presentation?

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  • 1
    Ctrl + X
    Correct
    Wrong
  • 2
    Ctrl + N
    Correct
    Wrong
  • 3
    Ctrl + M
    Correct
    Wrong
  • 4
    Ctrl + D
    Correct
    Wrong
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Answer : 4. "Ctrl + D"
Explanation :

1. In Microsoft PowerPoint, the Ctrl + D shortcut key inserts a duplicate of the selected slide.

2. Ctrl+D is a keyboard shortcut used in many computer programs to perform various tasks. In a web browser, pressing Ctrl+D adds the current webpage to your bookmarks or favourites list.

3. In Microsoft Excel and Google Sheets, pressing Ctrl+D fills a cell and overwrites it with the contents of the cell in a column above it.

Q:

Which of these runs on Computer hardware and provides a platform to run other software?

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  • 1
    Operating system
    Correct
    Wrong
  • 2
    Application software
    Correct
    Wrong
  • 3
    Both (A) and (B)
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "Operating system"
Explanation :

1. The operating system runs on computer hardware and provides the platform to run other software.

2. The computer takes the help of various devices and programs to do its work. There is a separate and special computer program to handle these devices and programs, this special master program is known as the operating system.

3. Operating System, in short form is called OS, is a computer program which operates other computer programs. The operating system acts as an intermediary between users and the computer system. It explains our instructions to the computer. Other software programs and hardware are operated through the operating system.

Q:

How is the resolution of the screen shown?

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  • 1
    Dots
    Correct
    Wrong
  • 2
    Colors
    Correct
    Wrong
  • 3
    Pixels per inch
    Correct
    Wrong
  • 4
    Dot per inch
    Correct
    Wrong
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Answer : 3. "Pixels per inch"
Explanation :

1. PPI (pixels per inch) refers to display resolution, or, how many individual pixels are displayed in one inch of a digital image.

2. DPI (dots per inch) refers to printer resolution, or, the number of dots of ink on a printed image.

3. The physical size of an image refers to the dimensions in which it will print (ex: 8.5" x 11") or the pixel dimensions of an image displayed on the web (ex: 600 pixels x 800 pixels).

Q:

Which key is used in conjunction with another key to perform a specific task?

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  • 1
    control
    Correct
    Wrong
  • 2
    spacebar
    Correct
    Wrong
  • 3
    Arrow
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 1. "control "
Explanation :

1. The Control key, also called the Ctrl key, is a modifier key found on most computer keyboards. It's usually located in the lower left part of the keyboard, next to the Caps Lock and Tab keys.

2. The Control key is used in combination with other keys to perform various keyboard shortcuts. For example, pressing Ctrl+C copies the selected text to the Clipboard, pressing Ctrl+V pastes text from the Clipboard, and pressing Ctrl+S saves the current document.

3. Various uses of control keys-

Ctrl+C: Copy

Ctrl+V: Paste

Ctrl+X: Cut

Ctrl+Z: Undo

Ctrl+Y: Redo

Ctrl+A: Select all

Ctrl+B: Bold

Ctrl+I: Italic

Ctrl+U: Underline

Ctrl+S: Save

Ctrl+O: Open

Ctrl+N: New

Ctrl+P: Print

Ctrl+F: Find

Ctrl+H: Replace

Pressing Ctrl+Shift+Esc opens the Task Manager.

Pressing Ctrl+Alt+Delete opens the Windows Security screen.

Q:

Which of the following is not an image/graphic file format?

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  • 1
    PNG
    Correct
    Wrong
  • 2
    GIF
    Correct
    Wrong
  • 3
    BMP
    Correct
    Wrong
  • 4
    GI
    Correct
    Wrong
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Answer : 4. "GI"
Explanation :

1. GUI or graphic user interface has nothing to do with graphic files because it is a type of interface that interacts through visual indicators such as graphical icons and secondary notation, unlike text-based interfaces, type command labels or text navigation. Provides facility to do.

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