Communication sample paper for C-DOT

Communication sample paper for C-DOT

Q. What is the typical range of conversion time of a dual slope ADC?

a) 2 to 3 ns
b) 5 to 10 ns
c) 10 to 100ns
d) 100 to 200ns

Q. Which one of the network topologies is used for connecting computer to the central point?

a) Bus
b) Star
c) Ring
d) Mesh

Q. Which of the OSI layers is responsible for identifying partners for communication?

a) Application
b) Session
c) Network
d) Presentation

Q. Round robin scheduling is a preventative version of

a) Shortest remaining
b) FIFO
c) Longest time first
d) Shortest job first

Q. A situation in which a process waits for another process that is already waiting for another process to progress but none of them progresses is called

a) Starvation
b) Deadlock
c) Dormant
d) None of the above

Q. A WAN consists of

a) Bridges and Modems
b) Multiplexers and Routers
c) None of the above

Q. What is TCP protocol?

Q. Is there any other protocol better than TCP?

Q. What is an Operating System? What are different types of Operating Systems? What are the criteria for selecting an Operating System?

Q. What kind of physical interface does the routers have, to be connected to the transceiver?

a) RJ-11
b) AUI
c) BNC
d) MSAU