WCM Chapter 3

WCM Chapter 3

12th Grade

54 Qs

quiz-placeholder

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WCM Chapter 3

WCM Chapter 3

Assessment

Quiz

Professional Development

12th Grade

Hard

Created by

ALAIN Cheong

Used 17+ times

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54 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT an 'Unguided' media?

Optic Fibre

Satellite

Broadcast Radio

Infrared

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following describes 'Shielded Twisted Pair' (STP) cables?

Has an inner conductor surrounded by a tubular insulting layer, surrounded by a tubular conducting shield.

Has an overall sheath shield across all cable pairs.

Has pairs of wires wrapped in metallic foil.

Has twisted cable pairs.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following type of cable offers highest data speed transmission?

Coaxial

UTP

STP

Fibre Optic

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The frequency range of 30 MHz to 300 MHz is known as the ________ Frequency Band.

HF

VHF

UHF

SHF

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An Antenna having a Gain of 25dBd has a gain of _____ dBi.

22.86 dBi

25 dBi

27.14 dBi

30 dBi

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what is the process known for light can be trapped in the fiber core

Total internal reflection

Total external reflection

Total internal refraction

Total external refraction

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which frequency band support Line-of-Sight

Medium Frequency

High Frequency

Low Frequency

Super High Frequency

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