2nd Chapter

8th Computer Science Chapter 2 Test

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8th Class Computer Science Chapter 2 MCQ Test With Answer for Computer chapter 2

8th Class Computer Science Chapter 2 MCQ Test With Answer for Computer chapter 2

Sr. # Questions Answers Choice
1 The electromagnetic ways that travel through open space in all direction is called.
  • A. Micro waves
  • B. Radio waves
  • C. Infrared waves
  • D. All of these
2 A ---------- is the data to be sent.
  • A. Sender
  • B. Message
  • C. Receiver
  • D. None of these
3 --------- cable used in cable television network cabling
  • A. Coaxial
  • B. Twisted pair
  • C. Fiber optics
  • D. All of these
4 ------- is the unit of frequency.
  • A. Meter
  • B. Hertz
  • C. Joule
  • D. None of these
5 -------- are electromagnicte waves that have frequencies between \1 and 300 GHz.
  • A. Radio waves
  • B. Micro waves
  • C. Infrared waves
  • D. All of these
6 The-------------- spectrum has frquencies between 300 GHz and 400 THz.
  • A. Infrared
  • B. Radio waves
  • C. Micro waves
  • D. None of these
7 A ............. network is an internet connection that is shared with multiple devices in a home or business via a wireless router.
  • A. LiFi
  • B. WiFi
  • C. GPS
  • D. Router
8 A computer or device that sends a message is called.
  • A. Receiver
  • B. Sender
  • C. Encoders
  • D. Transmission media
9 Li-Fi is a wirless optical networking technology that uses....... for data transmission
  • A. Fiber optic cable
  • B. Coaxial cable
  • C. LEDs
  • D. None of these
10 It is also known as wirless transmission.
  • A. Guided media
  • B. Unguided media
  • C. Both of above
  • D. None of these

Top Scorers of 8th Computer Science Chapter 2 Test

S

Sadia Cheena

Lahore14 - May - 2025

9/10
01 Mins 13 Sec
S

Sadia Cheena

Lahore14 - May - 2025

9/10
01 Mins 13 Sec
S

Sadia Cheena

Lahore14 - May - 2025

8/10
01 Mins 13 Sec

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