Related Questions

Dog spikes are used for fixing rail to the
A wooden sleepers
B CST-9 sleepers
C steel trough sleepers
D concrete sleepers
Number of dog spikes normally used per rail seat on curved track is
A one on either side
B two outside and one inside
C one outside and two inside
D two outside and two inside
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
To protect most of the electrical equipment handling low power, the types of relays used are
A Thermocouple
B Electronic and bimetallic
C Both (A) and (B)
D None of the above
How can you totally protect a PC from damage during an electrical storm?
A Disconnect the AC power cable
B Disconnect all external cables and power cords
C Use a surge protector
D Turn off the AC power
E None of the above
Name the international treaty designed to protect the ozone layer from CFCs.
A Sigma protocol
B Montreal protocol
C Ozone protocol
D Green protocol
When the graph between current through and voltage across a device is a straight line, the device is referred to as ___________
A linear
B active
C nonlinear
D passive
Which of the following allows devices on one network to communicate with devices on another network?
A multiplexer
B gateway
C t-switch
D modern
E None of the above
Devices on one network can communicate with devices on another network via a
A file server
B utility server
C printer server
D gateway
E None of the above
Which of the following devices converts Chemical energy into Electrical energy?
A Electric heater
B Electric fan
C Hair dryer
D Electric cell

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