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Susanna Alsop 11 Fragen 5,0 (1 Bewertung)

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Fragen in diesem Quiz (11)

  1. 1What is a foreign key?
    1. AField used to link one data table with another
    2. BA key which can be used in any country
    3. CA primary key which must be unique.
  2. 2A crumb is half a byte (4 bits)
    1. ARichtig
    2. BFalsch
  3. 3What is the clock speed?
    1. AThe speed of your clock
    2. BThe 'beat' at which the computer works to.
  4. 4Clock speed is measured in gigahertz.
    1. ARichtig
    2. BFalsch
  5. 5Bus Topology is when
    1. AAll of the devices are connected to one cable which is called the backbone
    2. BThere is one wire which connects all the computers together and data flows in 1 direction only
    3. CThere is a central hub and a central server with a dedicated connection to each work station or device
  6. 6Advantages of Bus Topology are that
    1. AIf the line breaks then only one workstation will be affected
    2. BIt is cheap
    3. CNot many data collisions
    4. DQuick and easy to set up
    5. EThere is a limit no on cable length
  7. 7Disadvantages of Bus Topology are that you could get data collisions, there is a limit on cable length, it is not suitable for networks with heavy traffic and if there is a break in the backbone the whole network fails
    1. ARichtig
    2. BFalsch
  8. 8A nibble is [blank_start]4 bits[blank_end]
    A megabyte is [blank_start]1,024 kilobytes[blank_end]
    A crumb is [blank_start]2 bits[blank_end]
    A gigabyte is [blank_start]1,024 megabytes[blank_end]
    A byte is [blank_start]8 bits[blank_end]
    A terabyte is [blank_start]1,024 gigabytes[blank_end]
    A kilobyte is [blank_start]1,024 bytes[blank_end]
    1. A4 bits
    2. B2 bits
    3. C8 bits
    4. D1,024 bytes
    5. E1,024 megabytes
    6. F1,024 kilobytes
    7. G4 bits
    8. H2 bits
    9. I8 bits
    10. J1,024 megabytes
    11. K1,024 kilobytes
    12. L1,024 terabytes
    13. M1,024 bits
    14. N8 bits
    15. O12 bits
    16. P1,024 megabytes
    17. Q1,024 terabytes
    18. R1,024 gigabytes
    19. S1,024 megabytes
    20. T1,024 bytes
    21. U1,024 gigabytes
  9. 9What does CPU stand for?
    1. ACentral Progressing Unit
    2. BCentral Processing Unit
    3. CCentral Programming Unit
  10. 10The CPU [blank_start]fetches information[blank_end], [blank_start]decodes[blank_end] and [blank_start]executes[blank_end] instructions.
    1. Afetches information
    2. Bdecodes
    3. Cexecutes

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Beschreibung
GCSE Computing Quiz am Random Quiz, erstellt von Susanna Alsop am 28/09/2017.
Sprache
English
Aufrufe
17
Schlagwörter
computinggcse
Bewertung
5,0 von 5 · 1 Bewertung
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