Data Communications and Computer Networks: Refers to the Transmission of this Digital Data Between two or more Computers

This is a computer science engineering quiz on computer fundamentals, which includes questions on data communications and computer networks.

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Transmission mode controls the direction of signal flow.

True False

In TDM, the samples occupy adjacent time slots.

True False

Many time slots are wasted in __________

TDM Synchronous TDM Asynchronous TDM FDM

A technique that allocates time slots dynamically.

TDM WDM Dynamic TDM Statistical TDM

For voice, each channel contains a ___ word of digitized data.

2 1 0 4

A term that defines the direction of flow of information between devices.

Interconnectivity

Intra connectivity

Transmission mode

Transmission

Which of the following isn’t a type of transmission mode?

Physical

Simplex

Full duplex

Half duplex

A transmission that generally involves dedicated circuits.

Simplex

Half duplex

Full duplex

Semi-duplex

A transmission mode that can transmit data in both the directions but transmits in only one direction at a time.

Simplex

Half duplex

Full duplex

Semi-duplex

Telephone networks operate in this mode.

Simplex

Half duplex

Full duplex

Semi-duplex

Fire alarms are based on this type of transmission:

Direct

Network

Analog

Multiple

A technique of transmitting data or images or videos (information) using a continuous signal.

Direct

Network

Analog

Multiple

A walkie-talkie operates in ____________

Simplex

Half duplex

Full duplex

Semi-duplex

Controlling the frequency is referred as _________

Frequency modulation

Hertz modulation

Amplitude modulation

Phase modulation

A technique that can be a solution to the problem of synchronizing data sources.

Framing

Data link control

Full link control

Pulse stuffing

Quiz/Test Summary
Title: Data Communications and Computer Networks: Refers to the Transmission of this Digital Data Between two or more Computers
Questions: 15
Contributed by:
james