题目内容
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●An Embedded System is a (72)designed for specific control functions within a larger system.
(72) A． computer
B． program
C．computer system
D．tool
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更多“●An Embedded System is a （72)designed for specific control functions within a larger syste”相关的问题
Embedded system is(66)special computer system which is scalable on both software and(67). It can satisfy the strict requirement of functionality,(68), cost, volume, and power consumption of the particular application. With rapid development of(69)design and manufacture, CPUs became cheap. Lots of(70)electronics have embedded CPU and thus became embedded systems. For example, PDAs, cellphones, point-of-sale devices, VCRs, industrial robot control, or even your toasters can be embedded system.
A．cost-oriented
B．applieation-oriented
C．efficiency-oriented
D．consumption-oriented
Why does Mr. Ready characterize the current state of embedded Linux, as a technology？
A．This system is not fully satisfied.
B．This system is not open to common users.
C．This system is not user-friendly.
An embedded operating system is the(71)program that manages all the other programs in an embedded device after initial load of programs by a(an)(72). It normally guarantees a capability within a specified(73)size and(74)constraint as well as with application programs. It also n0rmalty has small foot print including initial boot loader, OS kernel, required device drivers,(75)for the user data and so forth. It has very-likely structure of a normal operating system however mainly differentiated by some factors such as type of pre-installed device, functional limits, taking designed job only.
A．hardware
B．business
C．software
D．external
An embedded device is a (74) that has been devised to perform. some certain functionsIt is dedicated to execute a particular task that might require processors that are powerful. A .peripheral
A.peripheral
B.computer system
C.kermel
D.user design
(66）A. cost-oriented B. application-oriented C. efficiency-oriented D. consumption-oriented (67）A. program B. application C. kernel D. hardware
(68）A. variability B. security C. reliability D. responsibility
(69）A. IC B. manual C. flexible D. emulational
(70）A. industrial B. military C. consumer D. special
A、是 Embedded Operating System 的缩写，即嵌入式操作系统
B、嵌入式操作系统内核小、专用性强、系统精简、多任务管理能力、运算效能高
C、嵌入式操作系统通常有实时性的要求
D、嵌入式操作系统一般需要具有很高的性能，以便胜任复杂运算和实时处理任务
（71）A. hardware B. business C. software D. external
（72）A. driver B. application C. kernel D. boot loader
（73）A. data B. storage C. bus D. CPU
（74）A. time B. format C. controller D. packet
（75）A. JAFFS B. format C. file systems D. protocol
A.微处理器(Micro processor Unit,MPU)
B.微控制器(Micro controller Unit,MCU)
C.嵌入式DSP(Embedded Digital Signal Processor,EDSP)
D.片上系统(System On Chip，SoC)
E.多核微处理器
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