MCQOPTIONS
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MCQOPTIONS
This section includes 16 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Communications knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If 32 equally probable events exists and we have to select one of them, number of required bits is? |
| A. | 2 |
| B. | 4 |
| C. | 8 |
| D. | 5 |
| Answer» E. | |
| 2. |
As distance increases ________ |
| A. | Packet size also increases |
| B. | Packet size decreases |
| C. | Packet size becomes twice of its previous value |
| D. | Packet size becomes half |
| Answer» B. Packet size decreases | |
| 3. |
Time Division Multiplexing (TDM) is based on orthogonality. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
To get constant time delay, we should use ________ |
| A. | FDM technique |
| B. | WDM technique |
| C. | Synchronous TDM |
| D. | Non synchronous TDM |
| Answer» D. Non synchronous TDM | |
| 5. |
Which multiplexing technique transmits digital signals? |
| A. | FDM |
| B. | TDM |
| C. | WDM |
| D. | Both FDM and TDM |
| Answer» C. WDM | |
| 6. |
FDM is an analog multiplexing technique used to combines ________ |
| A. | analog signals |
| B. | digital signals |
| C. | both analog and digital signals |
| D. | alternatively passes analog and digital signals |
| Answer» B. digital signals | |
| 7. |
TDM stands for ________ |
| A. | Time Division Multiplexing |
| B. | Time Difference Multiplexing |
| C. | Time Duration Multiplexing |
| D. | Time Data Manager |
| Answer» B. Time Difference Multiplexing | |
| 8. |
TO_GET_CONSTANT_TIME_DELAY,_WE_SHOULD_USE_________?$ |
| A. | FDM technique |
| B. | WDM technique |
| C. | Synchronous TDM |
| D. | Non synchronous TDM |
| Answer» D. Non synchronous TDM | |
| 9. |
As distance increases ________$ |
| A. | Packet size also increases |
| B. | Packet size decreases |
| C. | Packet size becomes twice of its previous value |
| D. | Packet size becomes half |
| Answer» B. Packet size decreases | |
| 10. |
Time_Division_Multiplexing_(TDM)_is_based_on_orthogonality.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
If_32_equally_probable_events_exists_and_we_have_to_select_one_of_them,_number_of_required_bits_is? |
| A. | 2 |
| B. | 4 |
| C. | 8 |
| D. | 5 |
| Answer» E. | |
| 12. |
Frequency Division Multiplexing (FDM) is based on orthogonality. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
What is Synchronous TDM? |
| A. | gives same amount of time to each device |
| B. | gives same amount of frequency to each device |
| C. | gives variable time to each device |
| D. | gives variable frequency to each device |
| Answer» B. gives same amount of frequency to each device | |
| 14. |
TDM and FDM are used to multiplex multiple signals into a single carrier. |
| A. | False |
| B. | True |
| Answer» C. | |
| 15. |
FDM stands for ________ |
| A. | Frequency Density Multiplexing |
| B. | Frequency Difference Multiplexing |
| C. | Frequency Division Multiplexing |
| D. | Frequency Data Manager |
| Answer» D. Frequency Data Manager | |
| 16. |
Frequency difference between WDM (Wavelength Division Multiplexing) and FDM (Frequency Division Multiplexing) is ________ |
| A. | 1 |
| B. | 0 |
| C. | slightly greater than 1 |
| D. | infinity |
| Answer» E. | |