Questions
Which of the following is used for the fabrication of Integrated circuits?
- Semiconductors
- Metals
- Insulators
- Alloys.
Integrated circuits are preferred over conventional circuits because:
- They are very compact in size.
- They are cheap.
- They are fast and more efficient.
- All of the above
Which of the following is a characteristic of analog ICs?
- They can be used for analog input and output signals only.
- They cannot be used for analog input and output signals.
- Input signal is analog but output signal is digital.
- Output signal is analog but input signal is digital.
Which of the following is not a type of an IC?
- Analog IC
- Digital IC
- Mixed IC
- Compound IC
Which of the following applications is not based on use of ICs?
- Microprocessor chip.
- Laptops and personal computers.
- Mobile phones.
- Transformers.
The order of size of an IC is:
- $10^{-3} - 10^{-1} m$
- $10^{1} - 10^{3} m$
- $10^{-1} - 10^{1} m$
- $10^{-9} - 10^{-6} m$
Use of ICs has lead to an increase in speed of PCs. Current processor speeds in personal computers is of the order of:
- $kHz$
- $MHz$
- $GHz$
- $THz$
Integrated circuit is defined as:
- a single electronic circuit on a small plate of semiconductor material.
- a set of electronic circuits on one small plate of semiconductor material.
- a circuit capable of generating dc currents.
- a plate of semiconductor material used to connect external multiple circuits
The device that can act as a complete electronic circuit is -
- Junction diode
- Integrated circuit
- Junction transistor
- Zener diode
According to Moore's Law:
- The memory capacity of a chip is constant.
- The memory capacity of a chip doubles every one and a half-years.
- The memory capacity of a chip increases by ten times every one and a half-years.
- The memory capacity of chip decreases with time.
Production of ICs is preferred in industrial scales because:
- it reduces the cost of production.
- it makes the task of fabrication of a circuit easier.
- it improves the efficiency of the circuit.
- specifications of a circuit is same for all applications.
Which of the following is an advantage of a conventional circuit over integrated circuit?
- They are fast.
- They have higher power handling capability.
- They are large in size.
- All of the above.
Choose the correct statements:
- It is easier to fabricate $10000$ AND gates using circuit components than on an integrated chip.
- It is easier to fabricate $10000$ AND gates on an integrated chip than fabricating them using circuit components.
- It is easier to fabricate a single AND gate using circuit components as compared to on an IC.
- It is easier to fabricate a single AND gate on an IC as compared to using circuit components.
Choose the correct statement:
- Integrated circuits are less efficient in performance at all voltages.
- Integrated circuits are more efficient in performance at low voltages.
- Integrated circuits are less efficient in performance at high voltages.
- Performance of an integrated circuit is independent of the magnitude of applied voltage.
Which of the following is not an advantage of Integrated Circuits (ICs).
- Extremely small in size
- High power consumption
- Low cost
- Less weight