46) Ina SONET system , ____can remove signals from a path
a) An STS multiplier
b) A Regenerator
c) An Add/ Drop multiplier
d) A repeater
47) What is the name of list that stores the URL’s of web pages and links visited past few days?
a) Link List
b) Page List
c) History List
d) File List
48) Which one of the following is NOT a characteristic of E-mail?
a) Low cost
b) Record maintenance in database
c) High speed
d) Waste Reduction (Writing paper)
49) Computer send and receive data in the form of ___ signals.
a) Analog
b) Digital
c) Modulated
d) Demodulated
50) To take information from one source and bring it to your computer is reffered to as
a) Upload
b) Download
c) Transfer
d) De-link