Explore topic-wise MCQs in Digital Circuits.

This section includes 12 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.

By which technology, semiconductor memories are constructed?

A. PLD
B. LSI
C. VLSI
D. Both LSI and VLSI
Answer» E.
2.

Magnetic core is the digital memory in which data is stored magnetically in individual cores operated by __________

A. Up and down select wires
B. Row and column select wires
C. Serial and parallel select wires
D. Up and Serial select wires
Answer» C. Serial and parallel select wires
3.

Magnetic drum is a storage medium using __________

A. The surface of a jumping magnetic drum
B. The surface of a rotating magnetic drum
C. The surface of a stopped magnetic drum
D. The surface of a moving magnetic drum
Answer» C. The surface of a stopped magnetic drum
4.

Magnetic recording is the process of __________

A. Storing data symmetrically
B. Storing data sequentially
C. Storing data magnetically
D. Both storing data symmetrically and
Answer» D. Both storing data symmetrically and
5.

Based on material used for construction, memory devices are classifieds into ________ categories.

A. 2
B. 3
C. 4
D. 5
Answer» B. 3
6.

The example of non-volatile memory device is __________

A. Magnetic Core Memory
B. Read Only Memory
C. Random Access Memory
D. Both Magnetic Core Memory and Read Only Memory
Answer» E.
7.

Non-volatile memory refers to __________

A. The memory whose loosed data is retained again when power to the memory circuit is removed/applied
B. The memory which looses data when power to the memory circuit is removed
C. The memory which looses data when power to the memory circuit is applied
D. The memory whose loosed data is achieved again when power to the memory circuit is applied
Answer» B. The memory which looses data when power to the memory circuit is removed
8.

In dynamic memory, CCD stands for __________

A. Charged Count Devices
B. Change Coupled Devices
C. Charge Coupled Devices
D. Charged Compact Disk
Answer» C. Charge Coupled Devices
9.

The example of dynamic memory is __________

A. CCD
B. Semiconductor dynamic RAM
C. Both CCD and semiconductor dynamic RAM
D. Floppy-Disk
Answer» D. Floppy-Disk
10.

Static memory holds data as long as __________

A. AC power is applied
B. DC power is applied
C. Capacitor is fully charged
D. High Conductivity
Answer» C. Capacitor is fully charged
11.

To store 1-bit of information, how many transistor is/are used ____________

A. 1
B. 2
C. 3
D. 4
Answer» B. 2
12.

Dynamic memory cells use _______________ as the storage device.

A. The reactance of a transistor
B. The impedance of a transistor
C. The capacitance of a transistor
D. The inductance of a transistor
Answer» D. The inductance of a transistor