Register-Transistor Logic(RTL) MCQ’s

Digital Circuits Electronics & Communication Engineering

This set of Digital Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Register-Transistor Logic(RTL)”.

1. In RTL NOR gate, the output is at logic 1 only when all the inputs are at __________
a) logic 0
b) logic 1
c) +10V
d) Floating

2. Resistor–transistor logic (RTL) is a class of digital circuits built using _______ as the input network and _______ as switching devices.
a) Resistors, bipolar junction transistors (BJTs)
b) Bipolar junction transistors (BJTs), Resistors
c) Capacitors, resistors
d) Resistors, capacitors

3. All input of NOR as low produces result as __________
a) Low
b) Mid
c) High
d) Floating

4. RTL consists of a common emitter stage with a _______ connected between the base and the input voltage source.
a) collector
b) base resistor
c) capacitor
d) inductor

5. The limitations of the one transistor RTL NOR gate are overcome by __________
a) Two-transistor RTL implementation
b) Three-transistor RTL implementation
c) Multi-transistor RTL implementation
d) Four-transistor RTL implementation

6. The disadvantage of RTL is that __________
a) It uses a maximum number of resistors
b) It results in high power dissipation
c) High noise creation
d) It uses a minimum number of transistors

7. The role of the _______ is to convert the collector current into a voltage in RTL.
a) Collector resistor
b) Base resistor
c) Capacitor
d) Inductor

8. The primary advantage of RTL technology was that __________
a) It results as low power dissipation
b) It uses a minimum number of resistors
c) It uses a minimum number of transistors
d) It operates swiftly

9. TTL circuits with “totem-pole” output stage minimize __________
a) The power dissipation in RTL
b) The time consumption in RTL
c) The speed of transferring rate in RTL
d) Propagation delay in RTL

10. The minimum number of transistors can be used by 2 input AND gate is __________
a) 2
b) 3
c) 4
d) 5

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