Study

Computer science

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  • Why is it important to convert storage units?
    To check if there is enough space to store a file
  • What process is used to convert gigabytes to bytes?
    Multiply by 1000 three times
  • What does the term "storage units" refer to?
    The number of bits used to store a data item
  • What does the binary number 01000001 represent in text?
    A
  • What is the correct order of storage units from smallest to largest?
    Bit, Nibble, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte, Petabyte
  • How many bits are there in a byte?
    8
  • What process is used to change kilobytes into megabytes?
    Divide by 1000
  • How many bytes are in a kilobyte (Kb)?
    1000
  • How many bits are in a nibble?
    4
  • What values can a binary digit have?
    0 or 1
  • What does it mean to process data in a digital device?
    To carry out an operation like a calculation or database query
  • What is the smallest unit of data in a digital device?
    bit
  • What is a bit short for?
    Binary digit
  • What is the purpose of a backup?
    To copy files to another location in case the original is lost or damaged
  • What is the role of a transistor in storing binary data?
    It acts as a switch; ON represents 1 and OFF represents 0
  • What is a byte typically used to represent in computers?
    A single character
  • What is a character in computing?
    A single letter, digit or symbol