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What is a semaphore?
Semaphore: It is a synchronization tool which gives a general-purpose solution to controlling access to critical sections.
What are the two ways of producing a list within a transaction? By submitting a separate report. By using leave to list-processing.
Reading Decision Trees There is a link between decision tree representation and logical representations, which may be exploited to form it more easy to understand and learned
Quadratic probing: In the above case when the first insertion is made the probability of latest element being inserted in a certain position is 1/n where n is the size of the a
Why are interrupt masks provided in any processor? Interrupt mask enable the higher priority devices comes first and there for lower priority devices comes last. The interrupt
Q. Explain about Deadlock Avoidance? To prevent deadlocks two kinds of techniques are used: 1) Static prevention: It employs P and V operators in addition to Semaphores to
What do you mean by memory mapped I/O? In Memory mapped I/O, there is no particular input or output instructions. The CPU can manipulate I/O data residing in interface register
State about movable joystick In another type of movable joystick, the stick is used to activate switches that cause the screen cursor to move at a constant rate in the selected
Why SRAM are said to be volatile? Because their contents are lost when power is interrupted. So SRAM are said to be volatile.
What is the difference between wire and reg? Net types: (wire,tri)Physical connection between structural elements. Value assigned by a continuous assignment or a gate output.
Drawback of these electromechanical and mechanical computers The basic drawback was: Inertia/friction of moving components had limited speed. The data movement usin
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