举一反三
- Kernel is the core of the operating system that controls all the tasks of the system.
- Operating systems for mobile devices generally are as fully-featured as those made for desktop or laptop computers.
- The （ ） has several major components, including the system kernel, a memory management system, the file system manager, device drivers, and the system libraries. A: application B: information system C: operating system D: iterative
- The kernel is defined as: A: The graphical user interface on top of the operating system B: The glue between the hardware and applications C: The software libraries needed to run the system D: All of the above
- The lowest layer of Android architecture, Linux kernel (version 2.6), provides core system services, such as_____.
内容
- 0
Embedded operating system has gone through four stages: No operating system, simple operating system, real time operating system, and Internet oriented operating system.
- 1
____ provides basic functions such as creating and removing operation tasks. A: Hardware B: Operating system C: Application software D: .Input and output devices
- 2
Which of the following is not a feature of bootloader() A: Bootloader runs when the system is just started. B: Bootloader can do system initialization. C: Bootloader includes all functions of the application. D: Bootloader is responsible for copying the operating system kernel into memory.
- 3
Which of the following is not a desktop operating system? A: Microsoft Windows B: OS X C: Linux D: Android
- 4
What is a desktop environment? A: A collection of software making up a Linux-based operating system B: A program that runs as a background process C: A graphical subsystem on nearly all Linux systems D: A graphical user interface on top of the operating system