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Q. Explain the Public-Key Cryptography?
Public-Key Cryptography
- Each user has the same encryption algorithm and key
- Decryption algorithm also key are kept secret
- Anyone can encrypt using the public key, however only the intended receiver can decrypt using a private key
Q.Role of Host System? Hosts on OSI implementations don't handle network operations (simple terminal) but TCP/IP hosts participate in most network protocols. TCP/IP hosts do su
Question: a) In a wireless network where WEP is enforced as security mechanism, what procedure would the network manager adopt for changing WEP default keys. b) Using Pla
SQL is a powerful set-oriented language which was developed by IBM research for the databases that adhere to the relational model. It having of a short list of powerful, yet highly
What are the data units at different layers of the TCP / IP protocol suite? The data unit formed at the application layer is known as a message, at the transport layer the data
QUESTION (a) Define what you understand by the following terms in Network Flows: i) UnDirected Path ii) Directed Path iii) Directed Cycle. iv) Tree In each of th
What are the two types of Transmission Technology available in ccna? Ans) Point - to - Point and Broadcast are the Two types of Transmission Technology available in CCNA
Discuss the interdependence of networking hardware and software. Is it possible to have one without the other?
Q. Explain the Bit-Level Encryption? Bit-Level Encryption - Data is divided into blocks of bits then altered by encoding/decoding, permutation, substitution, exclusive OR
Q. How is computer networks used in sales and marketing? Marketing and sales: Computer networks are used extensively in both marketing and sales organizations. Marketing pr
Question: (a) Explain how a Token Ring networks allows sharing of bandwidth (access control). (b) (i) CSMA/CD is not appropriate for wireless communication. Explain wh
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