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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.
Q. Types of messages? The messages can be of many types. A specific field of all messages may be reserved to signify message type. The message passing primitives are like thi
Explain Space Switching. Space Switches: Connections can be made in between outgoing and incoming PCM highways by a cross point matrix of the form demonstrated in figure. How
Cache-Only Memory Access Model (COMA) As we have considered earlier, shared memory multiprocessor systems can use cache memories with each processor for decreasing the execution
Clustering has been existing since the 1980s when it was used in DEC's VMS systems. IBM's SYSLEX is a cluster approach for a mainframe system. Sun Microsystems, Microsoft, and othe
What is a transaction? A transaction is dialog program that alter data objects in a consistent way.
Electrically erasable programmable read only memory (EEPROM) An EEPROM is a special type of PROM which can be erased by exposing it to an electrical charge. Like other kinds of
Explain the term- Software Some of the key aspects of software are considered in this section. Familiarisation with software packages is generally best achieved by carrying out
Write a short note on pointer operators in c Pointers (that is, pointer values) are generated with the ''address-of'' operator &, which we can also think of as the ''pointer-to
Q. Illustrate Characteristic tables of flip-flops? Excitation Tables Characteristic tables of flip-flops present the subsequent state when inputs and present state are kno
The alignment of a type 'c' field in a report is? ? Left Aligned.
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