Explore topic-wise MCQs in Digital Circuits.

This section includes 15 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.

In TMS 4016, the data in/data out are ______________

A. Unidirectional
B. Parallel
C. Serial
D. Bidirectional
Answer» E.
2.

How many address inputs are available in TMS 4016?

A. 10
B. 9
C. 12
D. 11
Answer» E.
3.

What types of arrangements a TMS 4016 has?

A. 1024 * 4
B. 1024 * 8
C. 2048 * 4
D. 2048 * 8
Answer» E.
4.

Which of the following IC implements the static MOS RAM?

A. TMS 4015
B. TMS 4014
C. TMS 4016
D. TMS 2114
Answer» D. TMS 2114
5.

Which one of the following IC is of 4KB?

A. IC 7488
B. IC 7489
C. IC 7487
D. IC 2114
Answer» E.
6.

Which of the following RAM is volatile in nature?

A. SRAM
B. DRAM
C. EEPROM
D. Both SRAM and DRAM
Answer» E.
7.

Magnetic-core memory was invented in ____________

A. 1946
B. 1948
C. 1947
D. 1945
Answer» D. 1945
8.

The first practical form of Random Access Memory (RAM) was the ____________

A. Cathode tube
B. Data tube
C. Memory tube
D. Select tube
Answer» D. Select tube
9.

Data is written in IC 7489 through ____________

A. Chip select
B. Enable
C. Data input
D. Memory enable
Answer» D. Memory enable
10.

IC 7489 is of ____________

A. 32 bit
B. 64 bit
C. 512 bit
D. 1024 bit
Answer» C. 512 bit
11.

Which of the following IC is TTL based static RAM?

A. IC 7488
B. IC 7489
C. IC 7487
D. IC 2114
Answer» C. IC 7487
12.

The flip-flop in static memory cell can be constructed using ____________

A. Capacitor or MOSFET
B. FET or JFET
C. Capacitor or BJT
D. BJT or MOSFET
Answer» E.
13.

When the READ/(WRITE) line is HIGH then the flip-flop is ____________

A. Activated
B. Deactivated
C. Unaffected
D. Both activated and deactivated
Answer» D. Both activated and deactivated
14.

The input data bit is written into the cell by setting ____________

A. The flip-flop for 1
B. Resetting the flip-flop
C. The flip-flop for HIGH
D. Both the flip-flop for 1 and resetting the flip-flop
Answer» E.
15.

The memory capacity of a static RAM varies from ____________

A. 32 bit to 64 bit
B. 64 bit to 1024 bit
C. 64 bit to 1 Mega bit
D. 512 bit to 1 Mega bit
Answer» D. 512 bit to 1 Mega bit