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What is semaphores?
A semaphore 'S' is a synchronization tool which is an integer value that, apart from initialization, is accessed only by two standard atomic operations; wait and signal. Semaphores can be used to deal with the n-process critical section problem. It can be also used to solve lots of Synchronization problems.
Explain Sequential Sharing In this sharing method, a file can be shared by just one program at a time, i.e. file accesses by P1 and P2 are spaced out over time. A lock field ca
Differentiate between synchronous and asynchronous input/output with the help of an example. The input-output operation is asynchronous input/output operation since after the s
What is Web Mail Services? Web-based email services are also called as web mail or HTTP email. Unlike traditional POP email, web mail can be accessed from any PC using any web
Q. What is Shadow Mask? Shadow Mask is a metal sheet that has fine perforations (holes) in it and is situated a short distance before phosphor coated screen. The Phosphor dots
data floe diagrams for web conferencing
Question: a) Consider a car having a collision detection mechanism. Write an algorithm (in simple English) to illustrate the collision detection mechanism. b) The same car
Q. Explain arithmetic shift Micro-operations? In arithmetic shift a signed binary number is shifted to right or to the left. So an arithmetic shift-left causes a number to be m
How many bits are required at the input of a ladder D/A converter, if it is required to give a resolution of 5mV and if the full scale output is +5V. Find the %age resolution.
Program generation activity aims at? Ans. At automatic generation of program the program generation activity aims.
Determine the Ad hoc testing - It is a type of testing which is performed without the use of planning or/and documentation. - These tests are run only one time unless a defe
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