DATA1

Communication between a computer and a keyboard involves ______________ transmission.

• a) Automatic

• b) Half-duplex

• c) Full-duplex

• d) Simplex

A _______ is the physical path over which a message travels.

• a) Path

• b) Medium

• c) Protocol

• d) Route

A _________ set of rules that governs data communication.

• a) Protocols

• b) Standards

• c) RFCs

• d) Servers

Three or more devices share a link in ________ connection.

• a) Unipoint

• b) Multipoint

• c) Point to point

• d) Simplex

Communication channel is shared by all the machines on the network in ________

• a) broadcast network

• b) unicast network

• c) multicast network

• d) anycast network

Bluetooth is an example of __________

• a) personal area network

• b) local area network

• c) virtual private network

• d) wide area network

Network congestion occurs _________

• a) in case of traffic overloading

• b) when a system terminates

• c) when connection between two nodes terminates

• d) in case of transfer failure

The physical layer is concerned with ___________

• a) bit-by-bit delivery

• b) process to process delivery

• c) application to application delivery

• d) port to port delivery

Which transmission media provides the highest transmission speed in a network?

• a) coaxial cable

• b) twisted pair cable

• c) optical fiber

• d) electrical cable

Bits can be sent over guided and unguided media as analog signal by ___________

• a) digital modulation

• b) amplitude modulation

• c) frequency modulation

• d) phase modulation