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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 the term- Looking at existing paperwork This allows analyst to see how paper files are kept and look at operating instructions and check accounts, training manuals etc
? Actor: Actor shows an external user / end user who interact with the system. ? Object: Object is shown by one of components of the system. ? Unit: A unit is a subsystem, o
Explain an exceptional handling in java with the help of suitable example. Java exception handling is managed through five keywords: catch, try, throw, finally and throws. Th
Q. How will these instructions perform? Let's assume that above machine instructions are stored in three consecutive memory locations 1, 2 and 3 and PC contains a value (1) tha
What is disk controller The electronic circuit that controls the operation of the disk known as disk controller. word count The number of words in the block to be tran
S oftware In 1970s less than 1 percent of the public could have intelligently explained what "computer software " means. Nowadays most professionals and various member of the
Q. Show the spawned program? include "pvm3.h" main() { int ptid, msgtag; char buf[100]; ptid = pvm_parent(); strcpy(buf, "hello, world from ");
What is the role of IR and PC? Instruction Register (IR) having the instruction being implemented. Its output is available to the control circuits, which make the timing signa
What is meant by hide area? The hide command temporarily kept the contents of the field at the present line in a system-controlled memory called as the HIDE AREA. At an intera
There is a pebble merchant.He sells the pebbles,that are used for shining the floor.His main duty is to take length of the room''s sides. program 1 : package test.padovanstring
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