System Administrator 2026
Which of the following mechanism is used by the TCP to guard the receiver from data overwhelming?
  • A. Flow control
  • B. Error control
  • C. Sequencing
  • D. Acknowledgement
Which of the following protocol(s) supports uni-casting?
  • A. Udp
  • B. Tcp
  • C. Sctp
  • D. Udp and tcp
What is the sequence of phases in TCP connection?
  • A. Connection establishment €? connection termination €? data transfer
  • B. Connection establishment €? data transfer €? connection termination
  • C. Data transfer €? connection establishment €? connection termination
  • D. Data transfer €? connection termination €? connection establishment
Which of the following is not related to Transport control protocol?
  • A. Multi-casting
  • B. Connection-oriented service
  • C. Full duplex communication
  • D. Reliable service
Which of the following is not a similarity between transport control protocol and user datagram protocol?
  • A. Process-to-process protocol
  • B. Connection-oriented protocol
  • C. Does error checking
  • D. Uses port numbers
Which of the following can be suited as a definition of an Access List?
  • A. Set of protocols to define traffic in a router
  • B. Set of rules used for packet filtering
  • C. Set of guidelines that every router should follow
  • D. Set of features that every router contains
Which of the following set is used to identify Access Lists?
  • A. Number and name
  • B. Number and special characters
  • C. Names and binary numbers
  • D. Special character and binary numbers
Which of the following aspects can’t be managed by a standard access list?
  • A. Allowing a network
  • B. Denying a sub-network
  • C. Denying a service
  • D. Allowing a host