quizz op

. ــــــــــــــــــــــis system software that manages computer hardware and software resources, and provides common services for computer programs?

• operating system

• System Organization

• Computer System

• None of the above

2. one of the Operating system goals is?

• Use the computer hardware in an efficient manner.

• Application programs.

• bootstrap program.

• None of the above.

Computer system can be divided into four components one of them is ?

• Users

• B. Operating system

• C. Hardware

• D. All of the above

4. Which of the following is NOT a cause of disturbance in soil samples?

• A. Stress relief

• B. Soil shattering

• C. High humidity

• D. Loss of hydrostatic pressure

5. the term ـــــــــــــmeans to boot or to load a program into a computer using a much smallerinitial program to load in the desired program, which is usually an OS?

• A. Kernel

• B. firmware

• C. Operating System

• D. Bootstrap

6. ــــــــــــــــــ is a computer program at the core of computers operating system that always has complete control over everything in the system? l

• A. firmware

• B. Bootstrap

• C. Kernel

• D. None of the above

7. one of the Computer-System Operation is ?

• A. I/O devices and the CPU can execute concurrently

• B. Each device controller is responsible for a specific device type

• C. Each device controller has a local buffer

• D. All of the above

8. Device controller informs CPU that it has finished its operation by causing ــــــــــــــ?

• A. Computer Startup

• B. Operating System

• C. interrupt

• D. None of the above

9. ـــــــــــــ is consider A program that acts as an intermediary between a user of a computer and the computer hardware?

• A. Kernel

• B. Operating System

• C. software resources

• D. computer hardware

10. the Hardware provides basic computing resources one of components is?

• A. compilers

• B. machines

• C. web browsers

• D. CPU