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. The main goal of real-time multimedia systems is to ensure:
(A) Correct and timely audio/video processing
(B) High storage
(C) Attractive user interface
(D) Large bandwidth usage