Q. .................... type of multiplexing are used by transport layer to improve transmission efficiency.

View solution

Q. Multiplexing of different transport connections onto the same network connection is called ................

View solution

Q. A single transport layer connection split and connects the different network connections is called .........................

View solution

Q. Which of the following does not allow multiple users or devices to share one communications line?

View solution

Q. The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver

View solution

Q. A remote batch-processing operation in which data is solely input to a central computer would require a:

View solution

Q. The communication mode that supports two-way traffic but only one direction at a time is

View solution

Q. Which of the following divides the high speed signal into frequency bands?

View solution

Q. The difference between a multiplexer and a statistical multiplexer is

View solution

Q. A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be

View solution

Q. A communications device that combines transmissions from several I/O devices into one line is a:

View solution

Q. Which of the following technique is used for allocating capacity on a satellite channel using fixed-assignment FDM?

View solution

Q. An ROP would be attached to a

View solution

Q. The communication mode that supports data in both directions at the same time is

View solution

Q. ASK, PSK, FSK, and QAM are examples of _____ encoding.

View solution

Q. Which of the following communications modes support two-way traffic but in only one direction of a time?

View solution

Q. In synchronous Time-Division Multiplexing (TDM), the data rate of the link is faster

View solution

Q. In statistical Time-Division Multiplexing (TDM), a block of data is usually many bytes while the address is just

View solution

Q. The voice channels of the E-4 is

View solution

Q. Telephone companies implement multiplexing

View solution