Explore topic-wise MCQs in Digital Circuits.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Circuits knowledge and support exam preparation. Choose a topic below to get started.

1.

The speed of ______ circuits is limited by the tendency of common emitter circuits to go into saturation.

A. TTL
B. ECL
C. RTL
D. DTL
Answer» B. ECL
2.

A TTL gate may operate inadvertently as an ____________

A. Digital amplifier
B. Analog amplifier
C. Inverter
D. Regulator
Answer» C. Inverter
3.

TTL devices consume substantially ______ power than equivalent CMOS devices at rest.

A. Less
B. More
C. Equal
D. Very High
Answer» C. Equal
4.

Standard TTL circuits operate with a __ volt power supply.

A. 2
B. 4
C. 5
D. 3
Answer» D. 3
5.

TTL is a ____________

A. Current sinking
B. Current sourcing
C. Voltage sinking
D. Voltage sourcing
Answer» B. Current sourcing
6.

TTL inputs are the emitters of a ____________

A. Transistor-transistor logic
B. Multiple-emitter transistor
C. Resistor-transistor logic
D. Diode-transistor logic
Answer» C. Resistor-transistor logic
7.

The full form of TCTL is ____________

A. Transistor-coupled transistor logic
B. Transistor-capacitor transistor logic
C. Transistor-complemented transistor logic
D. Transistor-complementary transistor logic
Answer» B. Transistor-capacitor transistor logic
8.

TTL was invented in 1961 by ____________

A. Baker clamp
B. James L. Buie
C. Chris Brown
D. Frank Wanlass
Answer» C. Chris Brown
9.

TTL is called transistor transistor logic because both the logic gating function and the amplifying function are performed by ____________

A. Resistors
B. Bipolar junction transistors
C. One transistor
D. Resistors and transistors respectively
Answer» C. One transistor
10.

Transistor transistor logic (TTL) is a class of digital circuits built from ____________

A. JFET only
B. Bipolar junction transistors (BJT)
C. Resistors
D. Bipolar junction transistors (BJT) and resistors
Answer» E.