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1.  
Evaluate: (47 MOD 6) + (47 DIV 6) × 2

Correct Answer: D [19]

Explanation:

47 MOD 6 = 5; 47 DIV 6 = 7; 5 + 7 × 2 = 19.

2.  
What is the value of (TRUE AND FALSE) OR (NOT FALSE)?

Correct Answer: B [TRUE]

Explanation:

TRUE AND FALSE = FALSE; NOT FALSE = TRUE; FALSE OR TRUE = TRUE.

3.  
Which data type can hold only the values TRUE and FALSE?

Correct Answer: E [Boolean]

Explanation:

Boolean has exactly two values.

4.  
How many of the following are system software? Windows, MS Excel, Printer driver, Compiler, Web browser, Assembler

Correct Answer: A [4]

Explanation:

System software: Windows, printer driver, compiler, assembler = 4.

5.  
Consider the following statements about the build chain:
I. The linker joins object files and library code into an executable.
II. The loader translates source code into object code.
III. Syntax errors are reported during translation.
Which of the statements given above is/are correct?

Correct Answer: C [Only I and III]

Explanation:

I and III true; II false – the loader only places the executable in memory.

6.  
What is printed?
c ← 0
FOR i ← 11 TO 30
IF i MOD 2 = 0 THEN c ← c + 1
END FOR
PRINT c

Correct Answer: C [10]

Explanation:

Even numbers from 12 to 30: 12, 14, …, 30 = 10.

7.  
Match the OOP term with its meaning:
List I: (a) Encapsulation; (b) Polymorphism; (c) Abstraction; (d) Object
List II: (1) data and functions kept together; (2) an instance of a class; (3) same name, different behaviour; (4) only essential features shown

Correct Answer: A [a-1, b-3, c-4, d-2]

Explanation:

Encapsulation – bundling; polymorphism – many forms; abstraction – hide detail; object – instance.

8.  
What is printed?
a ← 0; b ← 1
REPEAT 10 TIMES
t ← a + b; a ← b; b ← t
END REPEAT
PRINT a

Correct Answer: E [55]

Explanation:

a takes the values 1, 1, 2, 3, 5, 8, 13, 21, 34, 55 → 55.

9.  
Consider the following statements about languages:
I. FORTRAN was designed for scientific calculation.
II. Prolog is a logic-programming language.
III. HTML contains loops and conditions like C.
Which of the statements given above is/are correct?

Correct Answer: D [Only I and II]

Explanation:

I and II true; III false – HTML is a markup language without program logic.

10.  
Which pair is NOT correctly matched?

Correct Answer: D [2GL – Machine language]

Explanation:

Machine language is 1GL; assembly language is 2GL.

11.  
For which input x does this code print 95?
IF x > 50 THEN x ← x − 20 ELSE x ← x × 2
IF x > 60 THEN x ← x + 5
PRINT x

Correct Answer: C [45]

Explanation:

x = 45 → 90 → 95. (55 → 35; 30 → 60; 50 → 100 → 105; 40 → 80 → 85.)

12.  
Consider the following statements about testing:
I. Alpha testing is done by the developer's own team.
II. Unit testing checks the whole system together.
III. Acceptance testing is done by the customer.
Which of the statements given above is/are correct?

Correct Answer: C [Only I and III]

Explanation:

I and III true; II false – unit testing checks one module alone.

13.  
How many of the following are open-source? Linux, LibreOffice, MS Office, Python, Microsoft Windows, Mozilla Firefox

Correct Answer: B [4]

Explanation:

Open source: Linux, LibreOffice, Python, Firefox = 4.

14.  
Odd one out:

Correct Answer: E [Loader]

Explanation:

The loader does not translate; the other four translate code.

15.  
How many values does i take in FOR i ← 2 TO 98 STEP 3?

Correct Answer: D [33]

Explanation:

⌊96 ÷ 3⌋ + 1 = 32 + 1 = 33.

16.  
Consider the following statements:
I. A device driver is application software.
II. Payroll software written for one company is tailor-made software.
III. A web browser is general-purpose (packaged) application software.
Which of the statements given above is/are correct?

Correct Answer: D [Only II and III]

Explanation:

I false – drivers are system software; II and III true.

17.  
In Java, JVM stands for:

Correct Answer: C [Java Virtual Machine]

Explanation:

JVM = Java Virtual Machine – runs Java bytecode.

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