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2.1.2 Hardware

Lavington ICT 14 preguntas 4,5 (2 valoraciones) Actualizado el 13 ene 2017

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Preguntas del test (14)

  1. 1The central processing unit (CPU) contains
    1. Athe processor, main memory and the cache.
    2. Bthe processor, secondary memory and the cache.
    3. Cthe processor, main storage and the cache memory.
  2. 2Main memory of RAM is used to...
    1. Astore programs while they are running and the data used by these programs.
    2. Btemporarily store programs while they are running and the files used by these programs.
    3. Ctemporarily store programs while they are running and the data used by these programs.
  3. 3Cache is high speed memory in the CPU that is used to store a copy of frequently used instructions and data. It is
    used to...
    1. Aimprove the performance of the CPU.
    2. Bimprove the performance of RAM.
    3. Cimprove the performance of ROM.
  4. 4Clock speed is measured in hertz or cycles per second. It represents...
    1. Ahow many instructions per minute the processor can execute.
    2. Bhow many instructions per second the processor can execute.
    3. Chow many bits of data per second the processor can execute.
  5. 5The fetch-execute cycle: the process by which a program is...
    1. Arun: instructions are stored in main memory, fetched by the processor one at a time, decoded and executed.
    2. Brun: instructions are stored in main memory, fetched by the processor, decoded and executed.
    3. Crun: instructions are stored in main memory, fetched by the processor one at a time and executed.
  6. 6Random Access Memory (RAM) is...
    1. Aa type of memory that is read-write and volatile. Used for main memory.
    2. Ba type of memory that is read-only and non-volatile. Used for main memory.
    3. Ca type of memory that is write only and volatile. Used for main memory.
  7. 7Read Only Memory (ROM) is...
    1. Avolatile memory that is hard-coded at the time of manufacture. Stores the start up programs, the boot strap-loader.
    2. Bnon-volatile memory that is hard-coded at the time of manufacture. Stores the start up programs, the boot strap-loader.
    3. Cmemory that is hard-coded at the time of manufacture. Stores all programs, the boot strap-loader.
  8. 8The bootstrap loader is the...
    1. Afirst program that is loaded into main memory from ROM when a computer is switched on. This will load the
      operating system from main memory.
    2. Bfirst program that is loaded into main memory from RAM when a computer is switched on. This will load the
      operating system from secondary storage.
    3. Cfirst program that is loaded into main memory from ROM when a computer is switched on. This will load the
      operating system from secondary storage.
  9. 9Volatile memory describes memory that...
    1. Aloses its contents when the power is turned off, e.g. RAM.
    2. Bloses its contents when the power is turned off, e.g. ROM.
    3. Cretains its contents when the power is turned off, e.g. ROM.
  10. 10Non-volatile memory describes memory that...
    1. Adoesn't lose its contents when the power is turned off, e.g. hard disk.
    2. Bdoes lose its contents when the power is turned off, e.g. hard disk.
    3. Cdoesn't lose its contents when the power is turned off, e.g. RAM.

Información

Descripción
Multiple choice quiz for hardware
Idioma
English
Visitas
99
Historial
Creado el 10 may 2015 · actualizado el 13 ene 2017
Valoración
4,5 de 5 · 2 valoraciones
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