M.C.A. (Semester III) (CBCS) Examination Nov/Dec -2018
Science
SYSTEM SOFTWARE
iI
Time 2½ Hours Max. Marks: 70
Instructions: All questions are compulsory
Figures to the right indicate full marks
Q.1 Choose the correct answer 14
The expansion of nested macros calls follows
FIFO rule LIFO rule
FCFS rule All of these
Macro assembler can perform
Translation Macro-expansion
Both and None of these
Which of the following are language processors?
Compiler Assembler
Interpreter All of these
Loaders that allow for program relocation is called
absolute loaders bootstrap loaders
relocating loaders direct loaders
Which of the following loader is executed when a system is first turned on or
restarted?
Boot loader Compile and Go loader
Bootstrap loader Relating loader
A linker program
Places the program in the memory for the purpose of execution
Relocates the program to execute from the specific memory area
allocated to it
Links the program with other programs needed for its execution
Interfaces the program with the entities generating its input data
Resolution of externally defined symbols is performed by
Linker Loader
Compiler Editor
A program in execution is called
Process Instruction
Procedure Function
Which of the following is not a type of assembler
One pass Two pass
Three pass Load and go
10) YACC semantic action is a sequence of
Tokens Expression 8
C statement Rules
Page 2 of 2
SLR-SN-13
11) Load address for the first word of the program is called
Linker address origin Load address origin
Phase library Absolute library
12) Shell is the exclusive features of
UNIX DOS
System software Application software
13) The term 'page traffic' describes
Number of pages in memory at a given instant
Number of papers required to be brought in at a given page request
The movement of pages in and out of memory.
Number of pages of executing programs loaded in memory
14) Macro processor is an inbuilt function of
Assembler Loader
Linker Editor
Q.2 Answer the following (any four) 08
What is load time address?
Write advantages of p-code compilers.
What is compiler?
What is Linker?
Explain program blocks.
Write short notes on (any two) 06
YACC
Macro assembler
Absolute loader
Q.3 Answer the following (any two) 08
Design flowchart for one pass assembler
What is Load time address and Link time address?
Explain p-code compilers.
Answer the following (Any one) 06
Explain different statements types of assembly language.
Explain various phases of compilation process.
Q.4 Answer the following (any two) 10
What is parsing? Explain any one parsing technique
Design algorithm for macro expansion technique.
Explain in brief basic macro processor function.
Answer the following (Any one) 04
Explain lexical analysis.
What are macro processor design options?
d
Q.5 Answer the following (any two) 14
Explain machine dependent assembler features.
Explain relocation and program linking in detail.
Explain ANSI C macro language.