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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.
What are escape sequences characters? List any six of them. The characters which when used with output functions like printf( ),putc(),put() etc. helps in formatting the outpu
Q. F'(a,b,c,d) = (a + b + d')(a + c' + d')(a + b' + c') d'(a,b,c,d) = (a + b' + c + d')(a' + c' + d')(a' + b + d) Find the simplified function F and implement it using NOR Ga
Q. What about division and multiply operations? In most of the older computers divisions and multiply were implemented using subtract/add and shift micro-operations. If a digit
Q. Explain logical shift Micro-operations? In logical shift data entering by serial input to left most or right most flip-flop (which depends on right or left shift operations
Q. What is Interpolated Resolution? Every Scanner is accompanied by a software. This software can raise the apparent resolution of scan by a scheme known as Interpolation. By
In a virtual memory system, the addresses used by the programmer refers to (A) Memory space. (B) Physical addresses. (C) Address space. (D) M
What is the significance of Technical settings (specified while creating a table in the data dictionary)? By specifying technical settings we can handle how database tables ar
Does swapping increase the Operating Systems' overheads? Justify your answer. A process can be swapped out temporarily of memory to a backing store and after that brought back
Compare the architecture of SS7 with seven-layer OSI architecture The relationship among these levels and the layers of the OSI model is demonstrated in figure. The user part i
Q. What is Cache Memory? Cache memory is a very fast and small memory between CPU and main memory whose access time is closer to processing speed of CPU. It behaves as a high-s
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