(A) Layer 2 source address
(B) Source node’s physical address
(C) Layer 2 destination address
(D) Layer 3 destination address
Tag: Data Communication and Networking Mcqs
A bridges function in the __ layer.
(A) Physical
(B) Data link
(C) Network layer
(D) None of the above
Which of the following is a connecting device?
(A) Bridge
(B) Repeater
(C) Hub
(D) All of the above
__ is used for compressed audio and video where the data rate depends on the level of compression that can be achieved.
(A) Constant Bit Rate Service CBR
(B) Variable Bit Rate Service VBR
(C) Available Bit Rate Service ABR
(D) None of the above
The product of delay and throughput measures the __ of data that can be present on the network.
(A) Area
(B) Volume
(C) Length
(D) None of the above
A typical port on an ATM switch operates at __ or higher.
(A) OC-2 speed (155Mbps)
(B) OC-3 speed (100Mbps)
(C) OC-3 speed (155Mbps)
(D) OC-3 speed (155Gbps)
No error detection scheme is perfect because transmission errors can affect the additional information as well as the data.
(A) True
(B) False
In __ network occupies larger areas like cities & countries.
(A) LAN
(B) MAN
(C) WAN
(D) None of the above