is permanently stored in the computer and provides a link between the hardware and other programs that run on the PC.

A．Interface

B．Operating system

C．Internet

D．Application software

[单选题]( ) is permanently stored in the computer and provides a link between the h

[单选题]The energy stored in coal ______.

[单选题]Lubricating oil for an engine is stored at the bottom of the （）, known as the sump or in a drain tank located beneath the engine.A . sea cheatB . air receiverC . crankcaseD . water box

[单选题]The processor manipulates data stored in main memory under the control of a(71)stored in main memory.A．commandB．programC．operationD．code

[单选题] Input data from keyboard are stored in (72) for processing.(72)A．modemB．busC．memoryD．printer

[单选题]A．ll data are stored in stacked semiconductor dynamic RAM memory boards; the information recorded，the（）rate，and the order in which the data are stored differ.A．receiving B．stacking C．sampling D．erasing

[主观题]what value is stored in m in the following assembly language codefragment if n=7?LDAA #nLABEL1: CMPA #5B．HI L3B．EQ L2D．ECAB．RA L1LABEL2: CLRALABEL3: STAA #m

[单选题]Primary memory is stored on chips located(66). In addition, computers usually use disks as second memory, for example,(67)disks located inside the computer.A．on the motherboardB．outsideC．inside the processorD．on the CPU

[单选题]A． ______ computer is a personal computer whose hardware is capable of using any or all of the following media in a program, text, graphics, video and animation.A．databaseB．multimediaC．networkD．mainframes

[单选题]A computer virus is a computer program that is created to make and spread (72) of itself.(72) A．programsB．virusC．copiesD．files