MCQOPTIONS
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MCQOPTIONS
This section includes 21 Mcqs, each offering curated multiple-choice questions to sharpen your Analytical Instrumentation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
INHIBIT gate is ________ gate with an inhibiting input. |
| A. | AND gate |
| B. | OR gate |
| C. | EX-OR gate |
| D. | NOT gate |
| Answer» C. EX-OR gate | |
| 2. |
The output will be logic ‘1’ only if all the inputs are ‘0’. Which gate must be used to execute this condition? |
| A. | AND gate |
| B. | NAND gate |
| C. | NOR gate |
| D. | EX-OR gate |
| Answer» C. NOR gate | |
| 3. |
Two switches are in parallel and are connected with a lamp and supply in series. This represents which of the following logic gate? |
| A. | AND gate |
| B. | OR gate |
| C. | EX-OR gate |
| D. | NOT gate |
| Answer» C. EX-OR gate | |
| 4. |
Given below is the equivalent circuit of a logic gate. Identify the logic gate. |
| A. | AND gate |
| B. | OR gate |
| C. | EX-OR gate |
| D. | NOT gate |
| Answer» B. OR gate | |
| 5. |
Which of the following is known as a nibble? |
| A. | 1 bit |
| B. | 4 bits |
| C. | 8 bits |
| D. | 16 bits |
| Answer» C. 8 bits | |
| 6. |
The NAND gate output will be low if the two inputs are |
| A. | 1 |
| B. | 0 |
| C. | 11 |
| D. | 10 |
| Answer» D. 10 | |
| 7. |
The digital logic family which has minimum power dissipation is |
| A. | RTL |
| B. | TTL |
| C. | CMOS |
| D. | DTL |
| Answer» D. DTL | |
| 8. |
A ring counter consisting of five Flip-Flops will have |
| A. | 10 states |
| B. | 5 states |
| C. | Infinite states. |
| D. | 32 states |
| Answer» C. Infinite states. | |
| 9. |
The hexadecimal number ‘A0’ has the decimal value equivalent to |
| A. | 256 |
| B. | 80 |
| C. | 160 |
| D. | 100 |
| Answer» D. 100 | |
| 10. |
How many Flip-Flops are required for mod–16 counter? |
| A. | 6 |
| B. | 5 |
| C. | 4 |
| D. | 3 |
| Answer» D. 3 | |
| 11. |
The 2’s complement of the number 1101101 is |
| A. | 111110 |
| B. | 101110 |
| C. | 10011 |
| D. | 110010 |
| Answer» D. 110010 | |
| 12. |
The number of control lines for a 8 – to – 1 multiplexer is |
| A. | 3 |
| B. | 2 |
| C. | 5 |
| D. | 4 |
| Answer» B. 2 | |
| 13. |
THE_OUTPUT_WILL_BE_LOGIC_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚Àւ§1‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•_ONLY_IF_ALL_THE_INPUTS_ARE_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚Àւ§0‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•._WHICH_GATE_MUST_BE_USED_TO_EXECUTE_THIS_CONDITION??$# |
| A. | AND gate |
| B. | NAND gate |
| C. | NOR gate |
| D. | EX-OR gate |
| Answer» C. NOR gate | |
| 14. |
INHIBIT_gate_is__________gate_with_an_inhibiting_input.$ |
| A. | AND gate |
| B. | OR gate |
| C. | EX-OR gate |
| D. | NOT gate |
| Answer» C. EX-OR gate | |
| 15. |
Two switches are in parallel and are connected with a lamp and a supply in series. This represents which of the following logic gate? |
| A. | AND gate |
| B. | OR gate |
| C. | EX-OR gate |
| D. | NOT gate |
| Answer» C. EX-OR gate | |
| 16. |
1001 is a data presented on a set of binary coded decimal output lines. What would be the decimal equivalent of this number in the case of negative logic? |
| A. | 9 |
| B. | 6 |
| C. | 1 |
| D. | 8 |
| Answer» C. 1 | |
| 17. |
Which of the following is the binary equivalent of the decimal number 10? |
| A. | 1100 |
| B. | 1010 |
| C. | 1011 |
| D. | 1110 |
| Answer» C. 1011 | |
| 18. |
Which of the following is known as nibble? |
| A. | 1 bit |
| B. | 4 bits |
| C. | 8 bits |
| D. | 16 bits |
| Answer» C. 8 bits | |
| 19. |
Which of the following can be used to store information? |
| A. | Gates |
| B. | ADC |
| C. | DAC |
| D. | Flip-flops |
| Answer» E. | |
| 20. |
Which of the following samples the analog signals to obtain their digital equivalent? |
| A. | Analog to digital converter |
| B. | Electronic counter |
| C. | Comparator |
| D. | Digital to analog converter |
| Answer» B. Electronic counter | |
| 21. |
In analytical instrumentation, little circuitry is concerned with the amplification and processing of signals. |
| A. | True |
| B. | False |
| Answer» C. | |