- Input
- Output
- Both A & B
- None of these
- b
-
Some output devices are :
Monitor (LED, LCD)
Printers
Plotters
Speakers
Headphones
Punjab Police Department
All Solved Punjab Police Current & Past Papers are included in this portion of ETEST Academy’s Website. All MCQs of Punjab Police are Solved with detailed answers. ETEST Academy updates this website on daily basis.
Microphone is an ……device.
- Input
- Output
- Both A & B
- None of these
- a
-
Some Input devices are :
Keyboard
Mouse
Joy Stick
Light Pen
Track Ball
Scanner
Microphone
Graphic Tablet
One Nibble is equal to …..Bits.
- 03
- 04
- 08
- 12
- b
-
Bit B Binary Digit
Nibble 04 Bits
Byte B 08 Bits
Kilobyte KB 1024 Bytes
Megabyte MB 1024 Kilobytes
Gigabyte GB 1024 Megabytes
Terabyte TB 1024 Gigabytes
ALU stands for:
- Aden Logic Unit
- Arithmetic Logic Unit
- Analog Logic Unit
- None of these
- b
-
ALU is the combination of AU and LU.
What is shortcut key to cut a text?
- Ctrl + F
- Ctrl + V
- Ctrl + X
- Ctrl + A
- c
-
Paste Command : Ctrl + V
Find Command : Ctrl + F
Who invented the Computer?
- Einstein
- Charles Babbage
- James Chadwick
- None of these
- b
-
Charles Babbage Invented the computer during 1833-1871.
Charles Babbage was a and Mechanical Engineer.
What is Grammar check Functional Key?
- F5
- F7
- F9
- F11
- b
-
کوئی فقرہ یا لفظ لکھتے وقت اگر لفظ / ورڈ کے نیچے سرخ لائن لگے تو اس کا مطلب ہو گا کہ لفظ کے سپیلنگ میں غلطی ہے ، اور اور فقرہ کے نیچے نیلی لائن لگے تو اس کا مطلب ہے کی فقرہ میں گرائمر کی غلطی ہے۔
How many Functional keys on Computer Keyboard?
- 10
- 11
- 12
- 13
- c
-
F1, F2, F3, F4, . . . . . . . . , F12.
Save As command is used for:
- Save a file with two names
- To rename a file
- To Save file
- None of these
- a
-
Save As Command: F12
Rename Command: F2
What is Copy Command?
- Ctrl + B
- Ctrl + C
- Ctrl + I
- Ctrl + A
- b
-
Bold Command : Ctrl + B
Italic Command : Ctrl + I
Select All Command: Ctrl + A