- 01
- 02
- 03
- 04
- b
-
RAM
ROM
Police Department
All Police Department Solved Current & Past Papers are included in this section of ETEST Website. All Police Department MCQs are solved with detailed answers.
Windows is an:
- Software
- Operating System
- Browser
- None of these
- b
USB stands for:
- Universal Second Bus
- Universal Special Bus
- Universal Serial Bus
- Ultra Serial Bus
- c
-
USB was invented by Ajay Bhatt in 1995.
Cathode Ray Tube is a form of:
- Monitor
- Mouse
- Keyboard
- Motherboard
- a
-
Cathode Ray Tube was invented in 1897 by Karl Ferdinand Braun.
Who invented computer?
- Mark Zukerberg
- Charles Babbage
- Bill Gates
- None of these
- b
-
Charles Babbage invented first computer in 1832.
Charles Babbage was an English Mathematician, Philosopher and Engineer.
MAN stands for:
- Manual Area Network
- Metropolitan Area Network
- Most Area Network
- None of these
- b
-
There are four main types of Networks,which are:
LAN
PAN
MAN
WAN
LAN stands for:
- Line Area Network
- Local Area Network
- Low Area Network
- None of these
- b
-
LAN was invented by US Air Force in 1950.
WWW stands for:
- World With Wide
- World Wide Web
- World Web Wide
- None of these
- b
-
WWW was invented by Tim Berners Lee in 1989.
Who is the founder of Google?
- Tim Berners Lee
- Larry Page & Sergey Brin
- Bill Gates
- None of these
- b
-
Google was founded on 4th September 1998 in US.
Physical parts of a computer are called:
- Hardware
- Software
- Application
- None of these
- a
-
Keyboard, Mouse, CPU, RAM, Speaker etc are examples of Comp uter Hardware.