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Unit 11

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  • An actuator is used to?
    Physically control or adjust a variable
  • An address in computers is used to?
    Identify a storage location
  • What does a data bus do in a computer system?
    Transmits data
  • Ethernet is a technology for?
    Local Area Networks (LANs)
  • Bus clock speed is measured in?
    MHz
  • Devices that attach to a network segment are called?
    Nodes
  • A decoder is a circuit where?
    Multiple inputs produce a single output
  • A bit is?
    A binary digit (0 or 1)
  • Assembly language is a?
    Low-level machine-oriented language
  • Which type of memory is non-volatile and cannot be modified easily?
    ROM
  • A bus in computers is?
    A collection of wires
  • What is the function of Boolean algebra in digital systems
    Describe logic circuits
  • The NOT gate is also called?
    Inverter
  • A buffer is a device that?
    Mirrors the input at the output
  • What is the difference between simplex and duplex transmission?
    Simplex is one-way, duplex is two-way
  • A nibble is equal to?
    4 bits
  • A byte is equal to?
    8 bits
  • What is the main function of a logic gate?
    Make decisions based on input
  • The main advantages of digital computers include?
    Speed, accuracy, manpower savings
  • Who may use digital data for fault finding?
    Aircraft engineer
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