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Q. Illustrate working of Pocket and PC-Card Modems?
Pocket Modems: Small external Modems used with notebook PCs.
PC-Card Modems: PC and Modems are read with PCMCIA slots which are found in notebooks. They are same as external Modems that fit into an internal slot. So they give advantage of both internal and external modems however are more costly.
What is Optical character recognition (OCR) Information on paper is automatically read by a scanner and is then processed/analysed by OCR software and stored in an electronic
Remote Login A login that permits a user terminal to connect to a host computer by a network or direct telecommunications link, and to interact with that host computer as if t
Question: a) Describe what is meant by a "bus". There are two types of bus, dedicated and multiplexed. Give a brief description of both types of buses. b) Briefly explain f
Communications between the user and the server A significant enhancement was achieved when communications between the user and the server was sent in encrypted form and later
Define Process Control Block (PCB). Process Control Block (PCB): Information related with each process is stored into Process control Block. a) Process state b)
If for a short period of time circuits goes to some dissimilar logic level then it is assumed to have then it is known as static hazard e.g. If the final logic value of output of a
Q. Illustrate basic working of Physical layer? Physical layer: Physical layer is concerned with sending raw bits between source and destination nodes over a physical medium.
The number of control lines for 32 to 1 multiplexer is ? Ans. For 32 (2 5 ) the number of control lines and to select one i/p between them total 5 select lines are needed.
Show that we can represent pairs of nonnegative integers using only numbers and arithmetic operations if we represent the pair a and b as the integer that is the product 2a3b. Give
MIPS' native assembly code only has two branch instructions, beq and bne, and only one comparison instruction, slt. Using just these three instructions (along with the ori instruct
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