操作系统选择题·二

1. Multiprogramming systems:

   A. Are easier to develop than single programming systems.

   B. Execute each job faster.

   C. Execute more jobs in the same time period

   D. Are used only one large mainframe computers.

   
   答案：C

2. Which is the first program run on a computer when the computer boots up?

   A. System software

   B. Operating system

   C. System operations

   D. None

   
   答案：B

3. Which is built directly on the hardware?

   A. Computer Environment

   B. Application Software

   C. Operating System

   D. Database System

   
   答案：C

4. Which of the following Operating System does not implement multitasking truly?

   A. Windows 98    B. Windows NT    C. Windows XP    D. MS DOS

   
   答案：D

5. Which runs on computer hardware and serve as platform for other software to run on?

   A. Operating System

   B. Application Software

   C. System Software

   D. All

   
   答案：A

6. Which is the layer of a computer system between the hardware and the user program

   A. Operating environment

   B. Operating system

   C. System environment

   D. None

   
   答案：B

7. The primary purpose of an op