Basic Computer Networks MCQ Question and Answer
Basic Computer Networks MCQ Question and Answer
101. When a protocol specifies that the address of the sender means the most recent sender and not the original source, what does this mean?
- syntax
- semantics
- timing
- none of the above
102. In a network with 25 computers, which topology would require the most extensive cabling ?
- mesh
- star
- bus
- ring
103. In which topology, if there are n devices in a network, each device has n-1 ports for cables ?
- mesh
- star
- bus
- ring
104. A network that contains multiple hubs is most likely configured in which topology.
- mesh
- tree
- bus
- star
105. Which model shows how the network functions of a computer ought to be organized ?
- ITU-T
- OSI
- ISO
- ANSI
106. Decryption and encryption of data are the responsibility of which of the following layer ?
- physical
- data link
- presentation
- session
107. When data is transmitted from device A to device B, the header from A's layer 5 is read by B's
- physical layer
- transport layer
- session layer
- presentation layer
108. In which layer, translations from one character code to another occur ?
- transport
- session
- presentation
- application
109. Which layer functions as a liaison between user support layers and network support layers ?
- network layer
- physical layer
- transport layer
- session layer
110. Which of the following are session layer checkpoints ?
- allow just a portion of a file to be resent
- detect and recover errors
- control the addition of headers
- are involved in dialog control