Computer Networking Questions Series 7

Which layer is responsible for process to process delivery?
a) network layer
b) transport layer
c) session layer
d) data link layer

Which address identifies a process on a host?
a) physical address
b) logical address
c) port address
d) specific address

Which layer provides the services to user?
a) application layer
b) session layer
c) presentation layer
d) none of the mentioned

Delimiting and synchronization of data exchange is provided by
a) Application layer
b) Session layer
c) Transport layer
d) Link layer

 In OSI model, when data is sent from device A to device B, the 5th layer to recieve data at B is
a) Application layer
b) Transport layer
c) Link layer
d) Session layer

The physical layer concerns with
a) bit-by-bit delivery
p) process to process delivery
c) application to application delivery
d) none of the mentioned

Which transmission media has the highest transmission speed in a network?
a) coaxial cable
b) twisted pair cable
c) optical fiber
d) electrical cable

A single channel is shared by multiple signals by
a) analog modulation
b) digital modulation
c) multiplexing
d) none of the mentioned

 Wireless transmission can be done via
a) radio waves
b) microwaves
c) infrared
d) all of the mentioned

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

Which one of the following task is not done by data link layer?
a) framing
b) error control
c) flow control
d) channel coding

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) none of the mentioned

The technique of temporarily delaying outgoing outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called
a) piggybacking
b) cyclic redundancy check
c) fletcher’s checksum
d) none of the mentioned

Transmission control protocol is
a) connection oriented protocol
b) uses a three way handshake to establish a connection
c) recievs data from application as a single stream
d) all of the mentioned

An endpoint of an inter-process communication flow across a computer network is called
a) socket
b) pipe
c) port
d) none of the mentioned

A _____ is a TCP name for a transport service access point.
a) port
b) pipe
c) node
d) none of the mentioned