Academic Task knows that computer subject becomes necessary for all the students from various branches, and this platform will provide them all the required knowledge to answer the Questions correctly in the various competitive exams and entrance tests. Academictask is trying to make all those Computer Science MCQs topics more simple and easy to understand So that it will help students to learn it very quickly in a limited amount of time like last peak hours of their Extermination, it’s like last time revision Notes. In Computer Science MCQs with answers, sections cover topics like Basic Computer MCQs, C Programming MCQs, Computer Networks, Data Structures, Database Management MCQs, Operating System (UNIX, LINUX, Window), Computer Organizations and Architecture, Data Mining –  and much more. Also, check MCQs on Software Engineering here.

Computer Science and Quiz Test for Preparation

61. Relocation bits used by relocating loader are specified by
A. relocating loader itself
B. linker
C. assembler
D. macro processor

62. Generation of intermediate code based on a abstract machine model is useful in compilers because
A. it makes implementation of lexical analysis and syntax analysis easier
B. syntax directed translations can be written for intermediate code generation
C. it enhances the portability of the front end of the compiler
D. it is not possible to generate code for real machines directly from high level language programs

63. Which of the following module does not incorporate initialization of values changed by the module ?
A. non reusable module
B. serially reusable module
C. re-enterable module
D. all of these

64. In some programming languages, an identifier is permitted to be a letter followed by any number of letters or digits. If L and D denotes the sets of letters and digits respectively, which of the following expressions define an identifier ?
A. ( L∪ D ) *
B. L ( L ∪ D)*
C. ( L . D )
D. L . ( L . D )*

65. A language L allows declaration of arrays whose sizes are not known during compilation. It is required to make efficient use of memory. Which one of the following is true ?
A. a compiler using static memory allocation can be written for L
B. a compiler cannot be written for L ; an interpreter must be used
C. a compiler using dynamic memory allocation can be written for L
D. none of these

66. What are x and y in the following macro definition?
macro
Add x, y
Load y
Mul x
Store y
end macro
A. variables
B. identifiers
C. actual parameters
D. formal parameters

67. What is the value of X printed by the following program ?
program COMPUTE ( input, output );
var X : integer ;
procedure FIND ( X: real ) ;
begin
X : = sqrt ( X ) ;
end ;
begin
X : = 2
FIND ( X )
writeln ( X )
end
A. 2
B. √2
C. Run-time error
D.none of these

68. Which of the following macros can put a macro assembler into an infinite loop ?
A.
MACRO M1, X
IF EQ, X if X = 0 then….
M1 X + 1
ENDC
IF NE, X : IF X ≠ 0 then……
WORD X : address (X) is stored here
ENDC
ENDM
B.
MACRO M2, X
IF EQ, X
M2 X
ENDC
IF NE, X
WORD X + 1
ENDC
ENDM
C. both (a) and (b)
D. none of these

69. Given the following Pascal-like program segment
Procedure A,
x, y : integer ;
Procedure B;
x, z : real ;
S1
end B;
Procedure C;
i : integer ;
S2
end C
end A;
The variables accessible in S1 and S2 are
A. x of A, y, x of B and z in S1 and x of B, y and i in S2
B. x of B, y and z in S1 and x of B, i and z in S2
C. x of B, z and y in S1 and x of A, i and y in S2
D. none of these

70. An intermediate code form is
A. postfix notation
B. syntax trees
C. three address codes
D. all of these