- Wireless Fraud
- Wireless Frequency
- Week Fidelity
- Wireless Fidelity
- d
-
WiFi was introduced in 21st September 1997۔
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.
Who invented Radio?
- Neil Bohr
- Thomas Edison
- Guglielmo Marconi
- Isaac Newtion
- c
-
Marconi invented Radio in 1895.
The word Radio is first time used in which year?
- 1897
- 1898
- 1910
- 1920
- a
-
Edward Brainly used word “Radio” first time in 1897.
Lee De Forest used word “Radio” in 1907.
American Navy used word “Radio” third time.
Which Scientist used the word “Radio” first time?
- Edward Brainly
- James Broad
- Edward Mellon
- None of these
- a
-
Edward Brainly belonged to France.
The word “Radio” is derived from “Radiate” which means “Ray of Light”.
The Word “Radio” is a Latin word.
Communication from one place to another place by Radio Frequency is called:
- Radio Communication
- Radio Talking
- Radio Signals
- None of these
- a
How many usage of Wireless?
- 02
- 03
- 04
- 05
- d
-
Point to Point Communication
Point to Multi-Point Communication
Broadcasting
Cellular Network
Other Network
GPS stands for:
- Global Positioning System
- General Positioning System
- Grand Positioning System
- None of these
- a
-
GPS was invented in 1973.
Which one of the four makes the best comparison ? Bullet is to Gun as Ball is to:
- Bat
- Pitcher
- Cannon
- Signshot
- a
Which one of the four makes the best comparison ? CAACCAC is to 3113313 as CACAACAC is to:
- 31311313
- 33131313
- 31131313
- 13313113
- a
-
C=3
A=1
CACAACAC
31311313
If you rearrange the letters, “RAPIS”, you would have the name of:
- City
- State
- Ocean
- Animal
- a
-
RAPIS PARIS
Paris is a Capital city of France.