Q.1
Which of the following is true of VoIP?
  • It uses the public switched telephone network.
  • Skype is an example of VoIP software.
  • It uses a slow speed dial-up connection.
  • All of the above
Q.2
How many bits are in an IPV4 address?
  • 128 bits
  • 64 bits
  • 32 bits
  • 16 bits
Q.3
In blanking operation clearance is provided on
  • Punch
  • Either on punch or die depending upon designer's choice
  • Die
  • Half on the punch and half on the die
0 h : 0 m : 1 s