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State the Encryption and decryption process with example
Encryption and decryption process in the Figure where Ram wants to send a confidential message to his friend Shyam. Ram uses Shyam public key to encrypt the confidential message and send it to Shyam. After travelling through Intranet/Internet it reaches to Shyam. After reaching the Ram's message, Shyam decrypts the message with his own private key, and gets the confidential messages.
Example of circuit switching and S&F (Stored and Forward) switching is (A) Telephone and Post of Telegraph (B) Video Signal Post or Telegraph (C) Digital Signal P
Q. Show the Frames inside other frames? Here we would discuss how to divide frames into different frames that is how to put horizontal frames in a vertical one and vice-versa.
Determine the term- Files File maintenance is significant. Updating of files generally involves inserting, amending and deleting data. Example: A bank would amend data
Q. Define Optimistic Synchronization? Optimistic Synchronization: This method too updates atom by requester process however sole access is granted after atomic operation by abo
Synchronization Latency Problem: If two simultaneous processes are performing remote loading, then it is not recognized by what time two processes will load, as the issuing proces
Question: (a) Using an appropriate diagram, illustrate the structure of an instruction used for branching purposes and state the purpose of each part. (b) Given the number
Q. Why we need number systems? Number system is used to signify information in quantitative form. Some of the general number systems are octal, decimal, hexadecimal and binary.
What is critical section problem? A race condition at data item occurs when many processes simultaneously update its value data consistency, needs that only one process should
Q. Illustration of cache size of a system? Cache Size: Cache memory is very costly as compared to main memory and therefore its size is generally kept very small. It has bee
Explain importance of the different types of distributing frames used in exchanges. Here MDF = main distribution frame; MF = main feeder; FP = feeder point; BF = branch f
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