M.C.A ASSIGNMENT QUESTIONS Data Communication 1. 2. 3. 4. 5. 6. 7. With a neat diagram explain OSI model. Explain analog signal and digital signal in detail. Explain bounded media and unbounded media. Explain modulation of Analog signal. Explain Point-to-Point Protocol (PPP) and Multiple Access Protocols. Explain Elementary Data Link Protocols, Sliding Window Protocols. Explain IEEE 802.3 Ethernet Technologies, IEEE 802.4 token bus, IEEE 802.5 Token ring, IEEE 802.6 Distributed queue Dual Bus. 8. Explain Data link layer designing issues. 9. Explain any one method of error detection method. 10. Explain Internetworking and Routing. Operating System 1. 2. 3. 4. 5. 6. 7. 8. Explain Processes and the Kernel, Micro kernel, Architecture of OS. Explain Real Time processor. Explain POSIX Standards, Management and Control of Processes. Explain different Types of Threads. Explain Timers and Callouts, Thread Scheduling for UNIX. Explain Mailbox Deadlock. Explain Virtual Memory (32-bit and 64-bit). Explain File System Interface and Virtual File Systems. 9. Explain Interrupt service Routines and Device Drivers. 10. Explain Case Study of UNIX, Windows, and Real-Time OS. Advanced Computer Graphics and Multimedia Assignment Questions 1. 2. With a neat block scheme, explain the architecture of raster display system. 3. Rotate a triangle with the co-ordinate A(0,0), B(6,0) and C(3,3) by 900 about origin in both clockwise and counter clockwise direction. 4. Reflect a diamond shaped polygon whose vertices are A(-1,0), B(0,-2), C(1,0) and D(0,2) about horizontal line y=3. 5. Reflect a polygon whose vertices are A(2,0), B(3,3), C(2,-2) D(0,0) and E(0,1) about a line y=x+5. What are the steps involved in general fixed point scaling? Hence scale a triangle A(0,0),B(5,0)&C95,5) to half its size . 6. 7. 8. 9. Explain MIDI in details. Compare and Contrast Loseless and Lossy JPEG Compression. Write a short notes on MPEG-1,MPEG-2,MPEG-3. Explain in detail JPEG ,TIFF and GIF Image formats.