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3A-DDC313-Quiz3

Total questions: 25

Worksheet time: 8mins

Name
Class
Date
1.
  1. Wireless transmission refers to that the signal is contained within an enclosed physical path.

a)

True

b)

False

2.
  1. A wireless transmission media that is commonly used in TV remotes, wireless mouse, keyboard, and printer.

a)

Infrared waves

b)
  1. Radio waves

c)
  1. Microwaves

d)
  1. Ultraviolet waves

3.
  1. Unbound Transmission media are microwave, radio wave, and infrared.

a)

True

b)

False

4.
  1. It is also known as start/stop transmission that does not use a clock to match data between the source and destination.

a)
  1. Serial Transmission

b)
  1. Asynchronous Transmission

c)
  1. Parallel Transmission

d)
  1. Synchronous Transmission

5.
  1. Serial transmission is good for transmitting data over a longer distance.

a)
  1. True

b)

False

6.
  1. This form of guided media is not affected by the external magnetic field.

a)
  1. Twisted Pair

b)
  1. Fiber Optic

c)
  1. Coaxial

d)
  1. None of the choices

7.
  1. Parallel data transmission is practical for long-distance communication.

a)
  1. True

b)

False

8.
  1. It refers to loss of energy as signal transmits outwards.

a)
  1. Bandwidth

b)
  1. Noise

c)
  1. Attenuation

d)
  1. Radiation

9.
  1. Both synchronous and asynchronous transmissions are subclasses of parallel transmission.

a)

True

b)

False

10.
  1. They are also known as terrestrial networks.

a)
  1. P2P

b)
  1. Multicast

c)
  1. Unicast

d)
  1. Broadcast

11.
  1. Transmission technologies refer to the physical layer protocol duties such as modulation, demodulation, line

    coding, and error control; or higher-level protocol duties such as digitizing analog signals, and data compression.

a)
  1. True

b)

False

12.
  1. This transmission happens when messages can only be exchanged in real time.

a)
  1. Serial Transmission

b)
  1. Asynchronous Transmission

c)
  1. Parallel Transmission

d)
  1. Synchronous Transmission

13.
  1. What transmission technology is used for two locations that are required to securely send very sensitive and confidential data?

a)

Broadcast

b)
  1. Unicast

c)
  1. Multicast

d)
  1. P2P

14.
  1. It is a type of transmission where only two machines interact over the established route.

a)

Broadcast

b)
  1. Unicast

c)
  1. Multicast

d)
  1. None of the choices

15.
  1. A type of transmission where data is sent bit by bit from one computer to another in bi-direction.

a)
  1. Serial

b)
  1. Parallel

c)
  1. Synchronous

d)
  1. Asynchronous

16.
  1. It refers to the data carrying capacity of a channel or medium.

a)
  1. Attenuation

b)
  1. Noise

c)
  1. Bandwidth

d)
  1. Radiation

17.
  1. It defines the set of equipment, transmission media, and procedures that ensures that a specific sequence

    of events in a network occurs in the proper order to produce the intended results.

a)
  1. Network Protocol Stack

b)
  1. Network Protocol

c)
  1. Network Standard

d)
  1. Network Architecture

18.
  1. This data transmission is extremely fast because all the bits of the data word are transferred simultaneously.

a)
  1. Serial Transmission

b)
  1. Multicast Transmission

c)
  1. Parallel Transmission

d)
  1. Broadcast Transmission

19.
  1. Transmission media is classified into unguided and wireless media.

a)
  1. True

b)

False

20.
  1. A wired communication media in which transmission of signals takes place in the electrical form over the metallic conducting wires.

a)
  1. Twisted Pair

b)
  1. Coaxial

c)
  1. Fiber Optic

d)
  1. None of the choices

21.
  1. It is a data transmission mode in which the data can flow only in one direction.

a)
  1. Duplex

b)
  1. Simplex

c)
  1. Semi-Duplex

d)
  1. Full-Duplex

22.
  1. A wired communication media in which transmission of signals takes place in the electrical form over the inner conductor of the cable.

a)
  1. Coaxial

b)
  1. Twisted Pair

c)
  1. Fiber Optic

d)
  1. None of the choices

23.
  1. A transmission media for wireless communication that can penetrate buildings easily so they are widely used both for indoors and outdoors.

a)
  1. Radio waves

b)
  1. Infrared waves

c)
  1. Microwaves

d)
  1. Ultraviolet waves

24.
  1. A data transmission mode where in each station can both transmit and receive the data at a time.

a)
  1. Half-Duplex

b)
  1. Full Duplex

c)
  1. Duplex

d)
  1. None of the choices

25.
  1. A wireless communication media in which the sending and receiving antennas need to be properly aligned with each other for data transmission.

a)
  1. Infrared waves

b)
  1. Radio waves

c)
  1. Microwaves

d)
  1. Ultraviolet waves