FRAMING,Bit Stuffing, PPP,HDLC,

Byte stuffing means adding a special byte to the data section of the frame when there is a character with the same pattern as the ______.

• trailer

• flag

• header

• none of the choices

In _________, the configuration is balanced. The link is point-to-point, and each station can function as a primary and a secondary.

• ARM

• ABM

• NBM

• NRM

The most common protocol for point-to-point access is the Point-to-Point Protocol (PPP), which is a _________protocol.

• byte-oriented

• bit-oriented

• character-oriented

• none of the choices

_________framing uses two categories of protocols: character-oriented and bit-oriented.

• Standard

• Fixed-size

• Variable-size

• none of the choices

In a ________ protocol, the data section of a frame is a sequence of characters.

• bit-oriented

• character-oriented

In _______ framing, there is no need for defining the boundaries of frames.

• standard

• fixed-size

• variable-size

• none of the choices

In a _________ protocol, the data section of a frame is a sequence of bits.

• bit-oriented

• byte-oriented

In ________ framing, we need a delimiter (flag) to define the boundary of two frames.

• standard

• fixed-size

• variable-size

• none of the choices

High-level Data Link Control (HDLC) is a _______ protocol for communication over point-to-point and multipoint links.

• byte-oriented

• bit-oriented

• character-oriented

• none of the choices

Bit stuffing means adding an extra 0 to the data section of the frame when there is a sequence of bits with the same pattern as the ________.

• trailer

• flag

• header

• none of the choices