Multimedia Systems – Real-time Systems MCQs 50 min Score: 0 Attempted: 0/50 Subscribe 1. What is the main requirement of real-time multimedia systems? (A) High storage capacity (B) Timely processing of audio and video data (C) Complex user interface (D) Low manufacturing cost 2. Which type of deadline is typical in live video streaming? (A) Soft deadline (B) Firm deadline (C) Hard deadline (D) Optional deadline 3. Which metric measures variation in packet arrival time? (A) Bandwidth (B) Latency (C) Jitter (D) Throughput 4. Which protocol is widely used for real-time audio/video transmission? (A) RTP (B) FTP (C) HTTP (D) SMTP 5. Which component is essential for capturing video in real-time systems? (A) Sensor (B) Display (C) Actuator (D) Camera 6. In multimedia systems, latency primarily affects: (A) Resolution (B) Quality of experience (C) File size (D) Storage requirements 7. Which type of multimedia system guarantees hard real-time constraints? (A) Air traffic control video feeds (B) Video playback on PC (C) Online gaming server (D) Music streaming 8. Which technique reduces delays in multimedia streaming? (A) Encryption (B) Compression (C) Backup (D) Sorting 9. Which protocol ensures timely delivery of multimedia packets over IP networks? (A) TCP (B) UDP (C) FTP (D) SMTP 10. Which scheduling algorithm prioritizes multimedia tasks with earliest deadlines? (A) FCFS (B) Earliest Deadline First (EDF) (C) Round-robin (D) Lottery scheduling 11. Which multimedia system component converts digital data to signals for playback? (A) Encoder (B) Sensor (C) Actuator (D) Decoder 12. Which real-time issue causes stuttering in video playback? (A) High bandwidth (B) Low CPU usage (C) Network jitter (D) Large storage 13. Which streaming type allows simultaneous data delivery and playback? (A) Progressive download (B) Live streaming (C) Batch download (D) Offline playback 14. Which real-time property ensures predictable multimedia performance? (A) Scalability (B) Determinism (C) Portability (D) Reusability 15. Which multimedia component captures sound in real-time systems? (A) Microphone (B) Speaker (C) Camera (D) Display 16. In multimedia real-time systems, a hard deadline miss may cause: (A) Power failure (B) Software crash only (C) Frame loss or audio dropout (D) Increased storage usage 17. Which encoding technique reduces data size for transmission? (A) UTF-8 coding (B) ASCII coding (C) Huffman coding (D) Hexadecimal coding 18. Which scheduling algorithm is suitable for periodic multimedia tasks? (A) Rate Monotonic Scheduling (RMS) (B) FCFS (C) Round-robin (D) Lottery scheduling 19. Which metric measures the time taken for a packet to travel from source to destination? (A) Bandwidth (B) Latency (C) Jitter (D) Throughput 20. Which real-time multimedia system supports video conferencing? (A) Email system (B) Video-on-demand (C) Multimedia editing software (D) VoIP 21. Which factor degrades multimedia quality in real-time systems? (A) High CPU usage (B) Data compression (C) Large screen (D) Network congestion 22. Which real-time property is essential for interactive multimedia applications? (A) High resolution (B) Multitasking (C) Large storage (D) Low latency 23. Which protocol manages session control in multimedia systems? (A) SIP (B) HTTP (C) FTP (D) SMTP 24. Which multimedia system component stores temporary frames for smooth playback? (A) Cache (B) Encoder (C) Buffer (D) Decoder 25. Which compression standard is commonly used for video? (A) JPEG (B) MPEG (C) PNG (D) BMP 26. Which factor affects multimedia synchronization between audio and video? (A) All of the above (B) Network delay (C) Jitter (D) Sampling rate 27. Which system requirement is relaxed in soft real-time multimedia applications? (A) CPU usage (B) Accuracy (C) Quality of service (D) Timely delivery 28. Which device displays video output in multimedia real-time systems? (A) Monitor (B) Camera (C) Microphone (D) Speaker 29. Which technique helps reduce jitter in multimedia networks? (A) Compression (B) Encryption (C) Sorting (D) Buffering 30. Which real-time protocol is widely used in IP-based multimedia communication? (A) HTTP (B) SMTP (C) FTP (D) RTP 31. Which multimedia system uses time-division multiplexing for multiple streams? (A) FDM (B) CDM (C) WDM (D) TDM 32. Which component measures network performance for multimedia systems? (A) Encoder (B) Decoder (C) Monitoring tool (D) Actuator 33. Which factor is most critical for interactive gaming in real-time multimedia? (A) Low latency (B) High resolution (C) Large storage (D) Multi-core CPU 34. Which real-time system handles multiple multimedia streams simultaneously? (A) Web server (B) File server (C) Database server (D) Multimedia server 35. Which technique reduces bandwidth usage in video streaming? (A) Buffering (B) Encryption (C) Compression (D) Sorting 36. Which multimedia system is most sensitive to jitter? (A) Video-on-demand (B) Local video playback (C) Live video conferencing (D) Audio editing 37. Which real-time system property ensures audio and video remain synchronized? (A) Scalability (B) Determinism (C) Portability (D) Reliability 38. Which multimedia format is commonly used for streaming audio? (A) PNG (B) BMP (C) MP3 (D) GIF 39. Which network layer is responsible for end-to-end delivery of multimedia data? (A) Application layer (B) Transport layer (C) Network layer (D) Data link layer 40. Which factor affects video playback smoothness most? (A) Frame rate (B) Resolution (C) Storage type (D) Color depth 41. Which multimedia system enables real-time collaboration? (A) Image compression (B) Video editing (C) Audio recording (D) Video conferencing 42. Which type of deadline is typical for live streaming audio? (A) Soft deadline (B) Firm deadline (C) Hard deadline (D) Optional deadline 43. Which factor reduces perceived delay in real-time video playback? (A) Encryption (B) Buffering (C) Compression (D) Sorting 44. Which protocol controls multimedia sessions over IP networks? (A) HTTP (B) FTP (C) SIP (D) SMTP 45. Which metric measures smoothness of multimedia playback? (A) Latency (B) Jitter (C) Bandwidth (D) CPU usage 46. Which multimedia system component converts audio signals into digital form? (A) Microphone (B) Speaker (C) Display (D) Sensor 47. Which multimedia system ensures video frames are displayed in correct order? (A) Encoder (B) Buffer (C) Scheduler (D) Decoder 48. Which real-time factor is most critical for augmented reality applications? (A) Storage (B) High resolution (C) Compression (D) Low latency 49. Which multimedia format is widely used for streaming video? (A) PNG (B) JPEG (C) MPEG (D) GIF 50. 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