Class Quiz

Optical Fiber is the example of_

• Wireless media

• Wired media

• Twisted pair

• Radio Waves

Shielded Twisted Pair is produced by _

• EIA

• IBM

• ISO

• IEEE

Unshielded Twisted Pair is produced by _

• EIA

• IBM

• ISO

• IEEE

The Coaxial cable used in Cable TV is _

• RG-59

• RG-58

• RG-11

• RG-57

When incident angle results in a refracted angle of 90 degree, the incident angle at that point is known as the _

• Angle of reflection

• Angle of refraction

• Critical angle

• None of the mentioned

Select the correct statement _

• Density of core and cladding is same in optical fiber

• Density of core of higher than cladding in optical fiber

• Density of core of lower than cladding in optical fiber

MT-RJ stands for

• Machine Transfer Registered Jack

• Mechanical Transfer Registered Jack

• Machine Transfer Radio Jack

• Mechanical Transfer Radio Jack

The range of Sky Propagation is

• below 2 MHz

• 2 - 30 MHz

• 40 - 90 MHz

• Above 90 MHz

Radio wave is used in

• Cellular Phone

• Satellite network

• AM and FM radio

• Communicating PC and keyboard

Which of the following is used for short-range communications in a closed area

• Radio waves

• Micro waves

• Infrared

• All of the mentioned