DSP in Real-time Systems – Real-time Systems MCQs 20 min Score: 0 Attempted: 0/20 Subscribe 1. What is the primary role of DSP (Digital Signal Processing) in real-time systems? (A) To process signals like audio, video, and sensor data efficiently and predictably (B) To perform batch-only computation (C) To manage memory exclusively (D) To ignore timing constraints 2. Real-time DSP systems require: (A) Deterministic execution to meet strict timing constraints (B) CPU idle exclusively (C) Disk batch-only processing (D) Memory-only storage 3. A common application of DSP in real-time systems is: (A) Database management (B) Audio signal processing in hearing aids or communication devices (C) Batch file transfer (D) Memory-only operations 4. DSP algorithms in real-time systems are often implemented on: (A) Memory-only controllers (B) Standard desktop CPUs exclusively (C) Disk batch-only servers (D) Specialized DSP processors or microcontrollers 5. FIR (Finite Impulse Response) filters in DSP are used for: (A) Disk batch-only data filtering (B) CPU idle exclusively (C) Signal filtering with predictable execution time (D) Memory-only operations 6. IIR (Infinite Impulse Response) filters differ from FIR filters in that: (A) They have feedback and can provide infinite-duration response (B) CPU idle exclusively (C) Disk batch-only response (D) Memory-only operations 7. Fast Fourier Transform (FFT) is commonly used in real-time DSP for: (A) CPU idle exclusively (B) Frequency domain analysis of signals (C) Disk batch-only transforms (D) Memory-only calculations 8. Real-time DSP systems must consider: (A) Disk batch-only tasks (B) CPU idle exclusively (C) Execution time of algorithms to ensure deadlines are met (D) Memory-only operations 9. Pipelining in DSP processors helps to: (A) Improve throughput and allow concurrent execution of operations (B) CPU idle exclusively (C) Disk batch-only processing (D) Memory-only execution 10. Interrupts in DSP-based real-time systems are used to: (A) Trigger processing when new data is available (B) CPU idle exclusively (C) Disk batch-only tasks (D) Memory-only signals 11. Circular buffers in DSP systems are useful for: (A) Continuous data streaming without overwriting unread data (B) CPU idle exclusively (C) Disk batch-only storage (D) Memory-only arrays 12. Real-time DSP often requires fixed-point arithmetic to: (A) Memory-only operations (B) CPU idle exclusively (C) Disk batch-only calculations (D) Ensure predictable execution and reduce processing time 13. A key challenge in DSP-based real-time systems is: (A) Meeting processing deadlines while handling high data rates (B) CPU idle exclusively (C) Disk batch-only operations (D) Memory-only constraints 14. DMA (Direct Memory Access) in DSP systems helps to: (A) Disk batch-only transfers (B) CPU idle exclusively (C) Transfer data without CPU intervention, reducing latency (D) Memory-only operations 15. Real-time DSP in control systems is used for: (A) Disk batch-only control (B) CPU idle exclusively (C) Fast processing of sensor data for feedback and actuation (D) Memory-only management 16. Real-time DSP systems must handle: (A) Memory-only processing (B) CPU idle exclusively (C) Disk batch-only streams (D) Continuous streams of data while meeting strict timing constraints 17. DSP in communications systems is used for: (A) Disk batch-only operations (B) CPU idle exclusively (C) Modulation, demodulation, encoding, and decoding of signals (D) Memory-only tasks 18. Loop unrolling in DSP algorithms helps to: (A) Disk batch-only operations (B) CPU idle exclusively (C) Reduce execution time and improve deterministic behavior (D) Memory-only optimization 19. In real-time DSP, latency refers to: (A) Time between input signal arrival and corresponding output generation (B) CPU idle exclusively (C) Disk batch-only delays (D) Memory-only latency 20. The main advantage of DSP in real-time systems is: (A) Efficient, fast, and predictable processing of signals for embedded applications (B) CPU idle exclusively (C) Disk batch-only optimization (D) Memory-only efficiency Related Posts:Digital Signal Processing (DSP) – MCQsDigital Signal Processing (DSP) — MCQs – EEDSP Applications (Audio, Image, Communication) — MCQs – EEOperating systems (OS), Examples of operating systems, Advantages of operating systemsAdaptive Real-time Systems – Real-time Systems MCQsHard vs Soft Real-time Systems - Real-time Systems MCQs