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What are the Data link protocols?
Data link protocols are sets of specifications used to implement the data link layer. The categories of Data Link protocols are
1. Asynchronous Protocols
2. Synchronous Protocols
a. Character Oriented Protocols
b. Bit Oriented protocols
Firewall is a device or a component that restricts access between a protected or an internal network from an external or untrustworthy network .A firewall basically limits unautho
Q. What are the important benefits of computer network? Ans: Important benefits of computer networks are: - Resource sharing - Higher reliability - Higher flexibili
What is the equivalent layer or layers of the TCP/IP Application layer in terms of OSI reference model? The TCP/IP Application layer really has three counterparts on the OSI mo
Q. Show Nonreturn to Zero encoding? - Value of signal is for all time positive or negative - NRZ-L Signal level depends on bit represented; positive typically means 0
Can you define the WAN and LAN Interface in Routers?
DNS cache poisoning The DNA cache poisoning generally refers to the process of maintaining or developing the false information, in the cache of DNS server. This process refers
Classification according to level of processing According to this categorization computer operations are classified like arithmetic operations and instruction execution. Subseq
Switch In a physical ring configuration any disabled or else disconnected node can disable the entire network Use of a switch can permit the ring to bypass an inactive
Name the OSI layer which performs code conversion, code formatting and encryption Ans) Presentation layer performs code conversion, code formatting and encryption
Question 3:4 By experimentation, work out the lowest SNR, under which 4 users can si- multaneously communicate, without error, via this system. For SNR, simply report the largest v
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