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ECCONET Introduction to Microwave

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Microwave refers to electromagnetic

energy having a frequency higher

than ______ gigahertz

a)

One

b)

Two

c)

Three

d)

Four

2.

Microwave refers to electromagnetic

energy having a wavelength shorter than ____

centimeters.

a)

10

b)

20

c)

30

d)

40

3.

________ is simply a high frequency (RF) link

specifically designed to provide

signal connection between two

specific points using LOS

a)

Microwave System

b)

Communication system

c)

Microwave Link

d)

Radio Frequency Link

4.

________ is a straight path, unobstructed by

the horizon, between a transmitting and

receiving antenna.

a)

Groundwave

b)

Spacewave

c)

Microwave

d)

LOS

5.

A microwave system is said to be

Analog or Digital depending on the

______ of signal it carries.

a)

amplitude

b)

frequency

c)

phase

d)

nature

6.

Simplex and duplex are the _______ of microwave system

a)

nature

b)

mode

c)

technology

d)

method of transmission

7.

Short haul, Medium haul and Large haul refers to the ________ between two microwave links

a)

amount of data carried

b)

distance

c)

speed of travel

d)

efficiency of transmission

8.

__________ links as a backbone or tails of

large networks for common carriers, specialized

common carriers, and private and government

entities.

a)

Point-to-point

b)

Point-to-multipoint

c)

Studio to Transmitter

d)

Mesh

9.

________ link are for TV, telephone , data or various mixes of systems.

a)

Point-to-point

b)

Point-to-multipoint

c)

Studio-to-transmitter

10.

_________ applications such as linking offices and buildings in congested urban areas, final connectivity for common carrier/specialized

common carriers, and tails off fiber optic trunks.

a)

Short-haul

b)

Medium-haul

c)

Long-haul

11.

In 1887, _________ generated radio waves and demonstrated that they share the

same properties as light.

a)

A.G. Clavier

b)

Guglielmo Marconi

c)

Heinrich Hertz

d)

Barkhausen Kurz

12.

In 1901, he demonstrated radio

telegraphy across the Atlantic Ocean.

a)

Heinrich Hertz

b)

Guglielmo Marconi

c)

Barkhausen Kurz

d)

A.G. Clavier

13.

In 1931, he directed the

setting up and demonstration of a

microwave link between Dover,

England and Calais, France.

a)

A.G. Clavier

b)

Hebry Hertz

c)

Barkhausen Kurz

d)

Guglielmo Marconi

14.

WAVELENGTH CLASSIFICATIONS: 300 Hz to 3 kHz

a)

ELF

b)

ULF

c)

VLF

d)

LF

15.

WAVELENGTH CLASSIFICATION: 30 kHz to 300 kHz

a)

VLF

b)

ULF

c)

LF

d)

ELF

16.

WAVELENGTH CLASSIFICATION: 3 MHz to 30 MHz

a)

MF

b)

VHF

c)

HF

d)

UHF

17.

WAVELENGTH CLASSIFICATION: 300 MHz to 3 GHz

a)

VHF

b)

UHF

c)

SHF

d)

EHF

18.

WAVELENGTH CLASSIFICATION: 30 GHz to 3000 THz

a)

VHF

b)

EHF

c)

SHF

d)

UHF

19.

L Band

a)

1 - 2 GHz

b)

4 - 8 GHz

c)

2 - 4 GHz

d)

8 - 12 GHz

20.

C Band

a)

1 - 2 GHz

b)

2 - 4 GHz

c)

4 - 8 GHz

d)

8 - 12 GHz