计算机类考试 (253,661)

  • Every time the computer system is started, the operating system loads these into memory. __________

    A.Windows updates 

    B.Driver updates 

    C.Device managers 

    D.Device drivers

  • The system component that controls and manipulates data in order to produce information is called the ________.

    A.monitor  

    B.microprocessor 

    C.mouse   

    D.keyboard 

  • A system component that translates data and programs that humans can understand into a form that the computer can process is called a(n)  ________.

    A.pointer 

    B.input device 

    C.output device 

    D.display

  • To connect several computers together, one generally needs to be running a(n) _______ operating  system. 

    A.Network 

    B.Internet 

    C.stand-alone 

    D.embedded  

  • ________ is the most widely used operating system.

    A.Mac OS 

    B.Linux 

    C.UNIX 

    D.Windows 

  • Videodisc and laser technology provide the ability to_________  

    A. cost more                       B. create some education files 

    C. enhance other forms of education    D. store large amounts of data

  • The raw data are stored on the disk using the _________ .          

    A. data dictionary           B. file system

    C. DBMS                         D. DBA

  • A periodic refresh is needed to restore the information for the _________ .

    A. SRAM                       B. DRAM

    C. EPROM                      D. EEPROM

  • _________ is a storage location inside the processor.                

    A. A register                     B. ALU

    C. Control                      D. Memory

  • A processor is composed of two functional units, they are _________.   

    A. an arithmetic/logic unit and a storage unit  

    B. a control unit and some registers

    C. a control unit and an arithmetic/logic unit  

    D. some registers an arithmetic/logic unit