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Q. Show the Function of Signals?
- TD transmitted data
- RD received data
- DSR data set ready
- DTR signifies data terminal ready
- RI denotes ring indicator
- DCD: data carrier detect
- RTS denotes to request to send
- CTS denotes clear to send
- SG denotes signal ground
Q. Show the Data Encryption Standard? Data Encryption Standard - Bit-level encryption method designed by IBM - Adopted as standard for nonmilitary and nonclassified us
Radio Waves - Frequency ranges: 3 KHz to 1 GHz - Omni directional - Susceptible to interference by other antennas utilizing same frequency or band - Ideal for long-di
Q. Explain about line coding? Line Coding Procedure of converting binary data to a digital signal DC Components Residual dc (direct-current) components or
Post Office Protocol and Lightweight Directory Access Protocol POP: Post Office Protocol is a used by mail clients to download messages from a mail server on the Internet. L
10Base5 Connectors Transceiver - intermediary device as well called a medium attachment unit (MAU) Performs CSMA/CD function may perhaps contain small buffer Atta
Recognize the access-list range for an extended IP access-list? Ans) IP extended access-lists use the number range of 100-199.
Discuss about LAN topologies LAN topologies: Network topology is a physical schematic that demonstrates interconnection of the many users. There are four fundamental topolog
What are all the Base services provided by the OS? Interprocess communications (IPC) Task preemption Task priority Local/Remote Interprocess communication Semaphor
objective practical questios answers
What is the meaning of P-persistent If the medium is idle, transmit with probability p, and delay one time unit with probability (1 - p); if the medium is busy, continue to lis
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