M.C.A. (Semester III) (CBCS) Examination Oct/Nov-2017
Science
SYSTEM SOFTWARE
Day Date: Thursday, 16-11-2017 Max. Marks: 70
Time: 2.30 PM to 05.00 PM
Instructions: Question No. 1 and 2 are compulsory.
Attempt any 3 questions from Q.No.3 to Q.No.7.
Figures to the right indicate full marks.
Q.1 Choose correct alternatives 10
The software which perform macro expansion is
Macro processor Macro pre processor
Micro pre processor Mnemonic operation
An assembler has
Programming language dependent
Syntax dependent
Machine dependent
Data dependent
Loading Operating system is the task of
Bootstrap loader Linking loader
Absolute loader None of these
Assembler integral data structures.
OPTAB SYMTAB
Both and None of these
A linkage editor produces a version of the program.
Linked Modified
Interpreted Complied
involves scanning he program to be complied and
recognizing the tokens that make up the source statements.
Lexical analysis Syntax analysis
Parsing Grammar
The dynamic linking postpones function until time.
Load Execution
Compile None of these
MS-DOS LINK is a
Linking loader Bootstrap loader
Both a and b Linkage editor
The expansion of nested macro cal
FIFO rule LIFO rule
LILO rule Priority rule
10) The SIC machine uses addressing modes.
Direct Indexed
Both a and b None of these
Page 2 of 2
SLR-SM-17
State whether following statements are true or false. 04
VAX are CISC machines.
Macro processors are machine dependant.
When the computer is first turned on or restarted bootstrap loader is
executed.
SIC machines do not support floating point data format.
Q.2 Write short notes on the following. 08
One pass assembler.
ii) MASM macro processor.
Answer the following. 06
Explain SIC/XE addressing modes with example.
ii) Bootstrap loader.
Q.3 Explain data structures and algorithms for linking loader. 08
What is program linking? Explain in detail. 06
Q.4 Explain machine dependent assembler features. 08
Explain basic macro processor function. 06
Q.5 With the help of VAX architecture explains CISC machines. 08
Explain macro processor data structure and algorithms. 06
Q.6 Explain syntactic analysis in detail. 08
Explain simple SIC architecture in detail. 06
Q.7 What are macro processor design options? 08
Explain machine independent complier functions. 06