COMPUTER SCIENCE AND ENGINEERING
OPERATING SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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program in execution
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program on the hard drive
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high level program
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low level program
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Detailed explanation-1: -A process is basically a program in execution. The execution of a process must progress in a sequential fashion. A process is defined as an entity which represents the basic unit of work to be implemented in the system.
Detailed explanation-2: -A program in execution is called ‘A process’. A computer processor executes an instruction. In computing, a program is a specific set of ordered operations for a computer to perform.
Detailed explanation-3: -Process execution refers to execution of an action or a process. A process can be a computation script, a workflow definition, a service etc. An action can be a decision making, a judgment etc. A process execution should be associated with an actor.
Detailed explanation-4: -Detailed Solution A process is the instance of a computer program that is being executed by one or many threads. It contains the program code and its activity. Therefore, the process is a program in execution.
Detailed explanation-5: -A program is a passive entity that contains the set of codes required to perform a certain task. A process is an active instance of the program which is started when the program is executed. Once a program is executed, a process is started by the program.