A or b i think hope it helps good luck and i hope it helps
A combination circuit would be needed for security because if you had a strait circuit if any one of those sensors or the keypad was ripped off the circuit will now let the flow of electricity be possible but with a combination circuit it helps eliminate that problem because even if on flow path is cut off, other paths are still available <span />
Answer:
3. ISDN
Explanation:
ISDN ( Integrated Services Digital Network ) -
It is the used for the simultaneous digital transmission of network service , data , video and voice , instead of the old circuits of the public switched telephone network ( PSTN ) , is referred to as ISDN .
The characteristic feature of ISDN is that it integrates the data and speech on the same lines , which is not possible in PSTN .
Hence, from the given information of the question,
The correct option is ISDN .
Answer:
Mouse
Explanation:
Input devices allow users to input something in the computer. For example keyboard allows users to type on the computer, or mouse allows users to click.
On the other hand output devices allow computers to output data. For example speakers allow us to hear the outputs of a computer.
Answer:
Yes
Explanation:
Just like a human fingerprint, no 2 computers are the same.
