The operating system\'s job is to manage the computer system\'s resources as eff

Question

The operating system's job is to manage the computer system's resources as efficiently as possible, but the precise definition of efficiency depends on the computing environment.

1) True

2) False

Which of the following is not one of the levels of an Operating System's user interface?

1) Shell – Command Level

2) GUI – Graphics Level

3) CPU – Processor Level

4) API – System Call Level

Which of the following is not one of the types of Proces Synchronization?

1) Execution Ordering

2) Direct Process Cooperation

3) Mutual Exclusion

4) Race Condition

True or False: Some Application programs are part of the Kernel?

1) True

2) False

Which of the following is true?

1) Threads belong to Processes

2) Processes belong to Threads

Explanation / Answer

Please find the answers below :

1) True; beacuse the system memory, speed etc will depends on efficiency

2) CPU – Processor Level; Not a valid Operating System's user interface

3) Race Condition; it  is a situation where two or more processes access and manipulate the same data item together

4) False; application programs are OS level

5) Threads belong to Processes

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