 
			 
			MCQOPTIONS
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				This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Signal Processing knowledge and support exam preparation. Choose a topic below to get started.
| 1. | The structure shown below is known as ____________ | 
| A. | Parallel form structure | 
| B. | Cascade structure | 
| C. | Direct form | 
| D. | None of the mentioned | 
| Answer» B. Cascade structure | |
| 2. | What does the structure given below represents? | 
| A. | Direct form-I | 
| B. | Regular Direct form-II | 
| C. | Transposed direct form-II | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |
| 3. | If we reverse the directions of all branch transmittances and interchange the input and output in the flow graph, then the resulting structure is called as ______________ | 
| A. | Direct form-I | 
| B. | Transposed form | 
| C. | Direct form-II | 
| D. | None of the mentioned | 
| Answer» C. Direct form-II | |
| 4. | The output signal of a system is extracted at a sink node. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 5. | Which of the following is true for the given signal flow graph? | 
| A. | Two pole system | 
| B. | Two zero system | 
| C. | Two pole and two zero system | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |
| 6. | If M and N are the orders of numerator and denominator of rational system function respectively, then how many memory locations are required in direct form-I realization of that IIR filter? | 
| A. | M+N+1 | 
| B. | M+N | 
| C. | M+N-1 | 
| D. | M+N-2 | 
| Answer» B. M+N | |
| 7. | THE_OUTPUT_SIGNAL_OF_A_SYSTEM_IS_EXTRACTED_AT_A_SINK_NODE.?$ | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 8. | If_we_reverse_the_directions_of_all_branch_transmittances_and_interchange_the_input_and_output_in_the_flow_graph,_then_the_resulting_structure_is_called_as:$ | 
| A. | Direct form-I | 
| B. | Transposed form | 
| C. | Direct form-II | 
| D. | None of the mentioned | 
| Answer» C. Direct form-II | |
| 9. | What are the nodes that replace the adders in the signal flow graphs? | 
| A. | Source node | 
| B. | Sink node | 
| C. | Branch node | 
| D. | Summing node | 
| Answer» E. | |
| 10. | The basic elements of a flow graph are branches and nodes. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 11. | If M and N are the orders of numerator and denominator of rational system function respectively, then how many memory locations are required in direct form-II realization of that IIR filter? | 
| A. | M+N+1 | 
| B. | M+N | 
| C. | Min [M,N]. | 
| D. | Max [M,N]. | 
| Answer» E. | |
| 12. | In direct form-I realization, all-pole system is placed before the all-zero system. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 13. | If M and N are the orders of numerator and denominator of rational system function respectively, then how many additions are required in direct form-I realization of that IIR filter? | 
| A. | M+N-1 | 
| B. | M+N | 
| C. | M+N+1 | 
| D. | M+N+2 | 
| Answer» C. M+N+1 | |
| 14. | If M and N are the orders of numerator and denominator of rational system function respectively, then how many multiplications are required in direct form-I realization of that IIR filter? | 
| A. | M+N-1 | 
| B. | M+N | 
| C. | M+N+1 | 
| D. | M+N+2 | 
| Answer» D. M+N+2 | |