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What are instance variables?
Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are automatically initialized to their default values.
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
Recognize the command that shows traffic statistics on serial0/1? Ans) show interface serial 0/1
What advantages does fiber optics have over other media? One main advantage of fiber optics is that is it less susceptible to electrical interference. It also supports higher ba
What is meant by Symmentric Multiprocessing (SMP)? It treats all processors as equal. Any processor can do the work of any other processor. Applications are divided into thread
Explain the Physical layer The Physical layer of the OSI model sets standards for sending and receiving electrical signals among devices. It explains how digital data (bits) ar
Explain the concept of router-root path The mean router-router path is double the mean router-root path. Number levels of tree with root as 1 and the deepest level as n. The pa
Q. Describe about Packet Switching? Packet Switching - Data are transmitted in separate units - Called Packet - Packets are variable length blocks - The max leng
Q. Explain Stop--and--Wait automatic repeat request? 1. Numbering frames prevents the retaining off duplicate frames. 2. Numbered acknowledgement are needed in case of delay
S t d "B" 6.4 m Ku-BAND EARTH STATION (2004) D-Sat (District Satellite Project) circuits for rural connectivity via satellite are in operation. Purpose of this project i
Transparent Bridges & Learning Bridges - Builds table by examining destination as well as source address of each packet it receives - Learning bridges - If address is not
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