VLSI Design and Technology MCQ with Answers [141-160].
1. Which among the following EDA tool is available for design simulation?
No Explanation
2. The BiCMOS are preferred over CMOS due to ........
No Explanation.
3. The high current driving capability of the BiCMOS is due to .........
Explanation: BJT has the high current driving capability.
4. The transistors used in BiCMOS are ........
Explanation: BiCMOS is a combination of both MOSFET and BJT.
5. Which among the following functions are performed by MSI category of IC technology?
MSI category of IC technology perform filter functions.
6. An Assert is ....... command.
An assert is concurrent and sequential command.
7. Timing analysis is more efficient with synchronous systems whose maximum operating frequency is evaluated by the .......... path delay between consecutive flip-flops.
Timing analysis is more efficient with synchronous systems whose maximum operating frequency is evaluated by the longest path delay between consecutive flip-flops.
8. The high current driving capability of the BiCMOS is due to ........
Explanation: BJT has the high current driving capability.
9. Which of the following is the drawback of the BiCMOS circuits?
Explanation: The other 2 are the merits of BiCMOS, Increased fabrication Complexity is a demerit of BiCMOS circuits.
10. In BiCMOS inverter, the BJT used are .......
Explanation: npn BJTs are used in BiCMOS inverter.
31. The Bipolar Transistor is fabricated on .......
Explanation: BiCMOS is fabricated on the same substrate of nMOS.
32. The n-well collector is formed by .......
Explanation: To make the doping concentration less than the emitter.
33. Why is the use of mode buffer prohibited in the design process of synthesizer?
No Explanation.
34. If a port is declared as buffer, then which problem is generated in hierarchical design due to mapping with port of buffer mode of other entities only?
No Explanation.
35. In BiCMOS, the analysis of the operation of BJT is well explained by .......
No Explanation.
36. What is the work of BJT in BiCMOS?.
Explanation: The Current Ic and Ie are controlled by base emitter bias voltage.
37. In Gray coding, when the state machine changes state, ______ bit/s in the state vector changes the value.
No Explanation
38. Which UART component/s divide/s the system clock to provide the bit clock with the period equal to one bit time and Bclock x 8?
No Explanation
39. What is/are the necessity/ies of Simulation Process in VHDL?
All of the above.
40. Which type of simulation mode is used to check the timing performance of a design?
No Explanation