Low Power VLSI

What is the primary goal of low-power VLSI design?

• Maximizing power consumption

• . Minimizing power consumption

• Increasing chip area

• Enhancing clock frequency

Which of the following is a common technique used to reduce dynamic power in VLSI circuits?

• Clock gating

• Power gating

• Voltage scaling

• Body-biasing

.  In low-power VLSI design, how does power gating contribute to energy savings?

• By shutting down unused circuit blocks

• By increasing clock frequency

• By minimizing interconnect delays

• By enhancing signal integrity

Which technology allows the reduction of power consumption by dynamically adjusting the voltage and frequency based on the workload?

• Power gating

• DVFS (Dynamic Voltage and Frequency Scaling)

• Clock gating

• Body-biasing

What is the significance of multi-Vt (multiple threshold voltage) design in low-power VLSI?

• Increasing power consumption

• Improving clock distribution

• Reducing leakage power

• Enhancing signal propagation delay

Which type of power dissipation is associated with the energy consumed during the switching of transistors in digital circuits?

• Static power

• Leakage power

• Dynamic power

• Clock power

What is the primary objective of using voltage scaling in low-power VLSI design?

• Reducing interconnect delays

• Enhancing thermal performance

• Adapting voltage levels based on workload

• Minimizing clock frequency

What is short circuit current in an CMOS circuit?

• The current that flows when the circuit is open
• The current that flows when there is a direct connection between the two terminals of a voltage source.
• The current that flows when the resistance is at its maximum
• The current that flows when the voltage source is disconnected

Why does a short circuit lead to an increase in current flow?

• Due to an increase in resistance

• Due to a decrease in voltage

• Due to a decrease in resistance

• Due to an increase in capacitance

If a short circuit occurs in a circuit with a 10-ohm resistor and a 5-volt power supply, what is the resulting current?