Computer Networks
Computer Networks: Overview
This topic covers concepts, such as, Computer Network, Local Area Network, Wide Area Network, Ethernet, Network Devices & Gateway etc.
Important Questions on Computer Networks
_____ encoding has a transition at the middle of each bit.
ASK, PSK, FSK, and QAM are examples of _____ conversion.
The _____ layer adds a header to the packet coming from the upper layer that includes the logical addresses of the sender and receiver.
Every computer in the network can communicate _____.
Which of the following events is a source of collisions on a LAN?
The physical layer is concerned with the movement of _____ over the physical medium.
In IPv, if the fragment offset has a value of , it means that _______.
______ refers to the physical or logical arrangement of a network.
Four types of change are encountered during the support phase. Which one of the following is not one that falls into such category?
The session, presentation, and application layers are the _____ support layers.
In IPv4, which field or bit value unambiguously identifies the datagram as a fragment?
The Internet began with the development of _____.
In a _______ connection, more than two devices can share a single link.
In Broadband system a network system
In QAM, both _____ of a carrier frequency are varied.
In a network, the computer that stores the files and process the data is named as:
A ______ is a data communication system spanning states, countries, or the whole world.
The physical, data link, and network layers are the _____ support layers.
Data are ________ in client/server computing.
In the OSI model, as a data packet moves from the lower to the upper layers, headers are _____.
