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  • 1. Multiple-choice
    30 seconds
    1 pt
    What is the ARP protocol?
    A communication protocol mapping IP addresses to MAC addresses
    A network-layer protocol, defining how data is exchanged between network components on the network layer
    A cryptographic protocol designed to provide communications security over a computer network
    A network protocol for operating network services securely over an unsecured network
  • 2. Multiple-choice
    30 seconds
    1 pt
    What is a PLC (SPS)?
    A multi-purpose computer operated by an end user
    The processing unit of a computer
    An industrial computer control system, e.g. for controlling sensors
    The core of a computer's operating system
  • 3. Multiple-choice
    30 seconds
    1 pt
    What is an ICS?
    The digital representation of a physical asset
    A user interface for interaction with physical maschines
    An industrial sensor
    A virtually connected physical system
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