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Explain the working of Dynamic RAM?
A plain piece of hardware called a DRAM controller can be used to make DRAM behave more like SRAM and the job of the DRAM controller is to periodically refresh the data stored in the DRAM. By refreshing the data before it expires and the contents of memory can be kept alive for as long as they are needed. Thus DRAM is as useful as SRAM after all.
Discuss the CSMA/CD and CSMA/CA protocols. CSMA/CD: this is an access method used mainly with LANs configured in a bus topology. Along with CSMA/CD, any station (node) can se
Q. Convert the following from hexadecimal to binary, decimal, BCD and octal. a) 111 b) ABC.25 c) 2.C Q. Convert the following from BCD to binary, decimal, hexadecimal an
Take the following recurrence relation consider only for n = 2k for integers k ≥ 1: T(2) = 9, and for n ≥ 4, T(n) = n + T(n /2). Three students were working together in a stu
A device, usually linked to a serial port of a computer, that transfer data over regular phone lines. Modem stands modulator demodulator; it changes a digital stream of data into s
Q. Show Network Topology in digital system? This deals with the geometrical arrangement of nodes (endpoints consisting of physical devices such as terminals, printers, PCs, and
A set of techniques that allow executing a program which is not entirely in memory is called ? Ans. virtual memory which allows executing a program that is not entirely in me
Problem 1 a) What is the purpose of the CPU and what can the CPU perform. b) Name the two most common types of software and briefly illustrate each one. c) The CPU con
Question: a) Explain why pervasive computing can be termed as a "technology that disappears". b) List and describe four main components of a MOTE used in Wireless Sensor N
Define Grammar of a language. A formal language grammar is a set of formation rules which describe that strings formed from the alphabet of a formal language are syntactically
What is class, class diagram? An object is an instance of a class. Class explains a group of objects with similar properties (attributes), behaviour (operations), kinds of rela
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