Class-4 & 5 | Shishu Varg
Class-4
Q1) What is the Brain of Computer Called?
Answer :- CPU
Q2) What is the first mechanical calculating device of the world?
Answer:- Abacus
Q3) Who is known as the Father of Computer?
Answer :- Charles Babbage
Q4) Which device is used to type text in computer system?
Answer :- Keyboard
Q5) What does CRT stands for in Computer?
Answer :- Cathode Ray Tube
Q6) Which device is used to prints the results on the paper?
Answer :- Printer
Q7) Who is Know as the world's First Programmer?
Answer :- Lady Ada
Q8) Which company developed first wireless mouse?
Answer :- Logitech
Q9) Which device is also called hand held pointing device?
Answer :- Mouse
10) The Paper printed output is called ______.
Answer :- Hard Copy Output
11) The Display screen output is called ______.
Answer :- Soft Copy Output
12) Which device is used to play game in Computer System?
Answer :- Joystick
13) What does GUI stands for?
Answer :- Graphical User Interface
14) What is the name of first topmost display screen of computer which contains icons?
Answer :- Desktop
15) What is the name of thin strip lies at the bottom of the desktop?
Answer :- Taskbar
16) Which shortcut key is used to get help in reference to active screen?
Answer :- F1
17) Which shortcut key is used to rename selected files or folder?
Answer :- F2
18) Which shortcut keys combination is used to close the application?
Answer :- Alt + F4
19) Which shortcut keys combination is used to switch between the opened application?
Answer :- Alt + Tab
20) Speaker is an ____________ device.
Answer :- Output
21) The blinking vertical line insertion point of Word Processor software is known as ____.
Answer :- Cursor
22) Which shortcut keys combination is used to save a document?
Answer :- Ctrl+S
23) Which shortcut keys combination is used to Print a document?
Answer :- Ctrl+P
24) What is the shortcut key of spelling and grammar?
Answer :- F7
25) Which shortcut keys combination helps to open My Computer or This PC?
Answer :- Windows Key + E
26) Which software is used to Draw and Design in Computer System?
Answer :- MS Paint
Class-5
Q1) What does CPU stands for in Computer System?
Answer :- Central Processing Unit
Q2) Which calculating device invented by the Egyptians in the world?
Answer :- Abacus
Q3) What does MIPS stands for in Computer System?
Answer :- Million Instruction Per Second
Q4) Who is the First Programmer of the world?
Answer :- Lady Ada Lovelace
Q5) Which Devices helps to feed data into the computer?
Answer :- Input
Q6) ___________ is the example of Storage Device.
Answer :- Pen Drive, Hard Disk etc
Q7) ________ is refered as volatile memory.
Answer :- RAM
Q8) Plotter is _______ device of Computer System.
Answer :- Output
Q9) What is the first processor for desktop computer?
Answer :- 4004
Q10) Operating System is also known as ______.
Answer :- Control System
Q11) What does BOSS stands for?
Answer :- Bharat Operating System Solution
Q12) What is the name of thin strip lies at the bottom of the Windows Screen?
Answer :- Taskbar
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