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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 | |