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2003 Course System Programming & Operating System

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Total No. of Questions : 12] P1352 [Total No. of Pages : 2 [3864]-256 B.E. (Electronics) SYSTEM PROGRAMMING & OPERATING SYSTEM (2003 Course) Time : 3 Hours] [Max. Marks :100 Instructions to the candidates: 1) Solve Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8, Q.9 or Q.10, Q.11 or Q.12. 2) Answers to the two sections should be written in separate books. 3) Neat diagrams must be drawn wherever necessary. 4) Assume suitable data, if necessary. Q1) a) b) Q2) a) b) Q3) a) b) Q4) a) b) Q5) a) b) Q6) a) b) SECTION - I Explain different data structures used for language processing. Explain different phases of complier. [8] [10] OR What is complier? What are the features of compliers? Explain how compliers works? [10] Define with example: [8] i) Operating system. ii) Linker. iii) System programming. iv) Translator. What feature of assembly language makes it mandatory to design a two [8] pass assembler? Explain with suitable example. What macro? Explain features of macro processor. [8] OR Explain algorithm of pass-I assembler with example. [8] Explain nested macro call with an example. [8] Explain the design of direct linking loader? Mention & give significance of required data structure. [8] Explain the working of dynamic linking loader. [8] OR What is function of loader & linker in operating system. Explain any one type of linker in detail. [8] [8] Explain relocation loader & absolute loaders. P.T.O. Q7) a) b) Q8) a) b) Q9) a) b) Q10)a) b) Q11)a) b) Q12)a) b) SECTION - II What are the functions of operating system? Explain different type of operating of operating system in brief. [10] What is process? Explain how semaphore are used for process synchronization. [8] OR What are functions of scheduler? Explain different policies of process scheduling. [10] What is deadlock? How deadlock is detected & which technique is used [8] to avoid deadlock. What is Memory? Explain non-contiguous memory allocation and its advantages. [8] What is virtual memory? Explain how paging technique is used for virtual memory. [8] OR What is difference between file & directory? Explain directory structure [8] in normal operating system. Explain difference between .EXE & .DLL file? Explain how the file is access in operating system. [8] Why I/O buffering is needed? State & Explain different approaches of I/O buffering. [8] [8] Explain in brief. i) Programmed I/O & ii) Interrupt driven I/O. OR What are different I/O devices? What is physical IOCS? Explain IOCS in detail. [8] Explain driver for: [8] i) USB. ii) Serial port. E [3864]-256 E 2 E

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