ELECTRO ELEGANZA

Which of the following input device converts bitmap images of characters to equivalent ASCII codes?

• OCR

• OMR

• Scanner

• Touch Screen

A _____________ uses a light- touchy indicator to choose objects on a presentation screen.

• Scanner

• Microphone

• Light Pen

• Speaker

The emitter of a transistor is ______ doped.

• lightly

• heavily

• moderately

• none of these

In the context of electronic circuit simulation, what does SPICE stand for?

• Simulation Program with Integrated Circuit Emphasis

• Software Program for Integrated Circuit Evaluation

• Systematic Program with Integrated Circuit Emphasis

• Simple Program for Integrated Circuit Evaluation

Which of the following is an application of Zener diode?

• Rectifier

• Voltage Regulator

• Amplifier

• Oscillator

What type of semiconductor is used in LED electronic circuits?

• Intrinsic semiconductor

• Compound semiconductor

• Degenerated semiconductor

• Compensated semiconductor

Another name for MotherBoard ?

• Circuit Board

• Chess Board

• Backplane Board

• System Board

What is the effect of temperature on the recombination rate of electrons in electronic circuits?

• Recombination rate increases with increase in the temperature

• Recombination rate decreases with increase in the temperature

• Recombination rate is independent of temperature

• Recombination of electrons doesn’t occur in semiconductors

Mass action law is not valid for which type of semiconductors in electronic devices?

• Compound

• Elemental

• Degenerative

• Compensated

Which of the following diode is used in adjustable band pass filter electronic circuits?

• Zener diode

• Varactor diode

• Tunnel diode

• Schottky diode