Networking MCQ Questions and answers- Technical Aptitude

A. an error-detecting code based on a summation operation performed on the bits to be checked.

B. a check bit appended to an array of binary digits to make the sum of all the binary digits.

C. a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and

D. the ratio of the number of data units in error to the total number of data units

E. None of the above

A. Network Server

B. Virtual Private Network

C. Network operating system

D. OSI

A. 1963, USA

B. 1965, Germany

C. 1950, USA

D. 1950, Japan

E. None of the above

A. a technique used in best-effort delivery system to avoid endlessly looping packets.

B. a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame

C. One of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size.

D. All of the above

E. None of the above

A. one or more conductors that serve as a common connection for a related group of devices

B. a continuous frequency capable of being modulated or impressed with a second signal

C. the condition with two or more stations attempt to use the same channel at the same time

D. a collection of interconnected functional units that provides a data communications service among stations attached to the network

E. None of the above

A. resistance to data theft

B. fast data transmission rate

C. low noise level

D. few transmission errors

E. All of the above

A. if a host moves from one network to another, its IP address must change

B. routing uses the network portion of the IP address, the path taken by packets travelling to a host with multiple IP addresses depends on the address used.

C. IP addresses encode both a network and a host on that network, they do not specify an individual machine, but a connection to a network.

D. All of the above

E. None of the above

A. transmission of signals without modulation

B. a signal all of whose energy is contained within a finite frequency range

C. simultaneous transmission of data to a number of stations

D. All of the above

E. None of the above

A. Wireless LANs

B. Network Topologies

C. Multiplexer

D. Modem

E. 255.255.255.255

A. 255.255.224.0

B. 255.255.240.0

C. 255.255.248.0

D. 255.255.255.0

E. 255.255.255.255