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Q. Evaluate Speed of disk drive?
Drive Speed: Amount of information which can be transferred in or out of memory in a second is called as disk drive speed or data transfer rate. Speed of disk drive depends on two aspects which are latency and bandwidth.
The "blocking factor" of a file is? Ans. The number of logical records in single physical record is called the "blocking factor" of a file.
Virtual Private Networks (VPN) In order to encrypt/decrypt all the communication network traffic that passes through the Internet or Intranet, a VPN uses software or hardware.
Q. Define Various classes of Interrupts? Figure below gives list of some common interrupts and events which causes occurrence of those interrupts. Figure: Various clas
Q. Describe the External Users of system? External Users: Modern information systems are now reaching beyond the boundaries of traditional business to involve customers and o
1. Consider the one-time pad encryption scheme to encrypt a 1-bit message m, and assume m is chosen with uniform distribution from message space M={0,1}. Let E1 be the event "messa
You are to write a C program called big_mult.c that multiplies two unsigned 64-bit integers, x and y, read from the command line. The output is a pair of unsigned 64-bit integers r
Why do we need DMA? DMA is used to transfer the block of data directly among an external device and the main memory without the continuous intervention by the processor.
Define Overflow. An overflow is a problem in digital computer due to the width of registers is finite. A result that contains n+ 1 bit cannot be accommodated in a register wit
Q. Simplify Using K-Map 1. M2 + M3 + M5 + M7 + M12 + M13 + M8 + M9 2. M0 + M2 + M4 + M5 + M8 + M10 + M12 3. F(W,X,Y,Z) = ∑ (0,1,2,4,5,6,8,9,12,13,14)
A graph with n vertices will definitely have a parallel edge or self loop of the total number of edges are More than n(n-1)/2
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