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Q. Describe about Cryptography?
- Some media cannot be protected from unauthorized reception (or interception)
- Encryption involves transforming the original information into an unintelligible form
- Decryption is the process of reversing the encryption process in order to transform the message back into its original form
- Plaintext - original message
- Ciphertext - encrypted form
Q. Show Example on Check Sum? Data: 10101001 00111001 Computing Checksum: 10101001 00111001 --------------- Sum 11100010 Receiver Side: 10101
List the layers of OSI There are seven layers in OSI model a. Physical Layer b. Data Link Layer c. Network Layer d. Transport Layer e. Session Layer f. Presen
Q. How to connect Remote LANs? - Remote bridges acting as connecting devices to connect LANs and point-to-point networks such as leased telephone lines or ADSL lines
The connection-oriented service process for networking is same to the manner in which telephones are used. This is shown as follows: A caller dials a number of the receiver. The
Can you describe Application layer in OSI model?
Transparency really means adumbrating the network and its servers from the users and even the application programmers.
Can you describe PPP link process step by step?
What is the difference between a straight-through and crossover cable? A straight-through cable is used to connect computers to a hub, switch, or router. A crossover cable is u
This ICT-related issue that has been raised in the contemporary media, and the article is required to be included as part of the essay: Undertake further research about this top
As a system administrator, you require to set up single Ethernet interface on the Cisco router to permit for both sap and Novell-ether encapsulations. Which set of commands will ac
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