Cochin University of Science and Techology (CUST) 2003 B.Tech Computer Science and Engineering accident investigation and analysis - Question Paper

BTS VII (S) 03 - 252 (C)

. Degree VII Semester (Supplementary) Examination in Computer Science and Engineering March 2003

CS 702 SYSTEMS PROGRAMMING AND COMPILER DESIGN

(998 Admissions)

Time: 3 Hours    Maximum Marks: 100

I.    (a) Explain two pass assembler.    (15) (b) Differentiate between macro and subroutine.    . (5)

OR

II.    (a) What are the functions of a loader? Explain absolute loader.    (12) (b) What are conditional codes? How should an assembler process them?    (8)

III.    (a) What is an editor? Explain different types of editors.    (12) (b) Write an algorithm for file creation in UNIX.    (8)

OR

IV.    (a) What are the components of interactive programming environment?    (10) (b) Write a program to read the content of a file.    (10)

V.    (a) With a block diagram, explain the various phases of a compiler.    (14) (b) Describe the role of lexical analyzer in the design of compilers.    (6)

OR

VI.    (a) Briefly explain LEX.    (8) (b) Explain the data structures used for'symbol table organization.    (12)

VII.    (a) Briefly explain the basic passing techniques.    (6) (b) Explain the syntax directed translation of assignment statements with mixed type.    (14)

OR

VIII.    (a) Outline the important schemes for syntax directed translation.    (10) (b) Explain the syntax directed translation scheme for procedure call.    (10)

IX.    (a) Explain the following:

(i)    Dead code elimination

(ii)    Invariant code moiion    (10) (b) xplain Peephole optimization?. (10)

OR

X.    (a) Discuss the different errors that can be detected by a compiler.    (10)

(b) Explain the storage allocation strategies in block structured language. (10)

Attachment: cochin-university-of-science-and-techology--cust--2003-b-tech-computer-science-and-engineering-36910-1.pdf

Earning:   Approval pending.