WorksheetsDSS_1
Total questions: 10
Worksheet time: 10mins
Telephone was invented by
Wheatstone
Morse
Maxwell
Alexander Graham Bell
The first telephone exchange was opened at
New Haven,Connecticut
Los vegas
Banglore
Goa
The following Network structure has number of lines double the number of users
Bus
Ring
Mesh
Star
As the number of telephone exchanges increases total network cost
Decreases
Increases linearly
Increases exponentially
Increases infinetly
AAR is an acronym for
Automatic Alternative Routing
Artificial Adaptive Algorithm
Artificial Antenna Router
Annexure Ameature Radio
Central office is a terminology used in
Britain
India
North America
Europe
1Neper is equal to
10 dB
8.69 dB
0 dBm
30 dBW
1mw is equal to
_30dBW
30dbW
_10dbw
_27dbw
Singing wrt 4 wire circuit is a
Subliminal tune
Continuous oscillation
Low frequency
Simple harmonic motion
A compromise balance resistor wrt 4 wire circuit is
600 ohms
900 ohms
600 &900 ohms
600 or 900 ohms
