System Administrator 2026
__________ allows checking if a domain is available for registration.
  • A. Domain check
  • B. Domain dossier
  • C. Domain lookup
  • D. Domain registers
Choose the wrong statement from the following.
  • A. Nslookup is used to query a DNS server for DNS data
  • B. Ping is used to check connectivity
  • C. Pathping combines the functionality of ping with that of route
  • D. Ifconfig can configure TCP/IP network interface parameters
An interconnected collection of piconet is called ___________
  • A. Scatternet
  • B. Micronet
  • C. Mininet
  • D. Multinet
Bluetooth is the wireless technology for __________
  • A. Local area network
  • B. Personal area network
  • C. Metropolitan area network
  • D. Wide area network
Bluetooth uses __________
  • A. Frequency hopping spread spectrum
  • B. Orthogonal frequency division multiplexing
  • C. Time division multiplexing
  • D. Channel division multiplexing
What is A2DP (advanced audio distribution profile)?
  • A. A bluetooth profile for streaming audio
  • B. A bluetooth profile for streaming video
  • C. A bluetooth profile for security
  • D. A bluetooth profile for file management
In a piconet, one master device ________
  • A. Can not be slave
  • B. Can be slave in another piconet
  • C. Can be slave in the same piconet
  • D. Can be master in another piconet
Bluetooth transceiver devices operate in ______ band.
  • A. 2.4 ghz ism
  • B. 2.5 ghz ism
  • C. 2.6 ghz ism
  • D. 2.7 ghz ism