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Define the Main reason to encrypt a file
Major reason to encrypt a file is secure it for transmission.
CONTROL PROGRAMS Control Programs are those programs which control & maintain the operation of computer. They provide basic facilities. Control program are further divided into
Describe Three major roles of operating systems in business computer systems
What are the different types of semaphore? Principally the semaphore is able to be classified into two on the basis of their values a) Counting semaphore: In counting s
What is the resident set and working set of a process? Resident set is that portion of the process image that is actually in real-memory at a certain instant. Working set is th
Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption
Question: Concurrency and Synchronization a) Define the following terms: I. Critical section II. Mutual Exclusion III. Deadlock IV. Starvation. b) Name three methods w
The scheduling technique in which CPU is allocated to the process with least CPU-burst time is known as Shortest job first Scheduling is a scheduling technique in which CPU i
List the Coffman's conditions that lead to a deadlock. Mutual Exclusion : Only one process might be use a critical resource at a time. Hold & Wait: A process may be alloc
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
basic advantage of using interrupt initiated data transfer over transfer under program control without an interrupt
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