When 2 or more bits in a data unit has been changed during the transmission, the error is called ____________

A. Random error
B. Burst error
C. Inverted error
D. Double error

Automatic repeat request error management mechanism is provided by ________

A. Logical link control sublayer
B. Media access control sublayer
C. Network interface control sublayer
D. Application access control sublayer

Header of a frame generally contains ______________

A. Synchronization bytes
B. Addresses
C. Frame identifier
D. All of the mentioned

Which sublayer of the data link layer performs data link functions that depend upon the type of medium?

A. Logical link control sublayer
B. Media access control sublayer
C. Deals with transmission of data packets to and from the network-interface card, and also to and from another remotely shared channel. the mac sublayer also prevents collision using protocols like csma/cd.
D. Error control sublayer

Which of the following tasks is not done by data link layer?

A. Framing
B. Error control
C. Flow control
D. Channel coding

The data link layer takes the packets from _________ and encapsulates them into frames for transmission.

A. Network layer
B. Physical layer
C. Transport layer
D. Application layer

Transmission data rate is decided by ____________

A. Network layer
B. Physical layer
C. Data link layer
D. Transport layer

Which address is used to identify a process on a host by the transport layer?

A. Physical address
B. Logical address
C. Port address
D. Specific address

TCP/IP model was developed _____ the OSI model.

A. Prior to
B. After
C. Simultaneous to
D. With no link to

Which address is used on the internet for employing the TCP/IP protocols?

A. Physical address and logical address
B. Port address
C. And logical address, port address and specific address are employed in both TCP/IP model and osi model. in TCP/IP, the addresses are more focused on the internet implementation of these addresses.
D. All of the mentioned