edited by
998 views

1 Answer

0 votes
0 votes
In telecommunications, a scrambler is a device that transposes or inverts signals or otherwise encodes a message at the sender's side to make the message unintelligible at a receiver not equipped with an appropriately set descrambling device. Whereas encryption usually refers to operations carried out in the digital domain, scrambling usually refers to operations carried out in the analog domain.

Option (b)

Related questions

1 votes
1 votes
1 answer
1
sh!va asked Feb 22, 2017
1,003 views
In a fiber-optic cable, which phenomenon occurs for signal to propagate along the inner core:ModulationReflectionRefractionAll of the above
1 votes
1 votes
4 answers
3
sh!va asked Feb 22, 2017
766 views
In the following circuit, Y can be expressed as :$\text{Y = BC + A}$$\text{Y = AC}' + \text{BC}$$\text{Y = C}$$\text{Y = B}$
0 votes
0 votes
0 answers
4
sh!va asked Mar 2, 2017
354 views
RS-232 interface(a) Uses only positive voltage(b) Cannot transmit signals over long distance .(c) Uses only negative voltage(d) A logic high uses positive voltage