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Q. Categories of Encryption - Decryption ?
Categories of Encryption/Decryption
- Symmetric-key - encryption key (Ke) and the decryption key (Kd) are the same and secret
- Character-level
- Bit-level
- Public Key - encryption key is publicly known; decryption key is kept private
- RSA
Q. Explain about Bandwidth – delay product? Bandwidth - delay product - A measure of competence of ARQ system = bandwidth (bits per second) * round-trip delay (in seco
What is the major issue with hop count metric issue
Brigdes Introduction - LAN may require to cover more distance than the media can handle effectively or - Number of stations may perhaps be too great for efficient frame d
What is routing region? When hierarchical routing is used, the routers are separated into what we call regions, with each router knowing all the details about how to route pack
802.11 DSSS a) Direct sequence spread spectrum in a 2.4 GHz band b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer c) Se
Consider an RTP session consisting of five users, all of which are sending and receiving RTP packets into the same multicast address. Each user sends video at 200kbps. a) What
State the process of calculate the drift rate A drift rate of 10 -9 means 1 second in 109 seconds or 1 nsec every second. At OC-1 speed, say 50 Mbps for simplicity, a bit las
DNS in the Internet -Domain name space is split into three sections: country, generic and inverse -Generic domains define hosts by generic behavior -Country domains are
Q. What are the basic key functions of data link layer? Ans: Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer
IMPORTANT: The web server should be able to serve HTTP files only. You will not need to implement the directory listing and CGI-bin. Purpose The objective is to implement a H
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