## Computing (MCQ- BASIC LEVEL)

Compared to other sections, Mathematics is considered to be the most scoring section. If prepared thoroughly, Mathematics can help students to secure a meritorious position in the exam. These questions are very important in achieving your success in Exams after 12th.

Q1. A problem to be solved is not subjected to any conditions on variables and is not repetitive in nature. The basic control operation to be used is

•  Sequential
•  Selection
•  Repetitive
•  None of these

Sequential

Q2. A computer can execute

•  An algorithm
•  A flow-chart
•  A program
•  None of these

A program

Q3. A basic control structure always has

•  One entry and two exit points
•  Two entry and one exit points
•  One entry and one exit points
•  Any number of entry and exit points

One entry and one exit points

Q4. The heart and nerve centre of a computer is

•  Input unit
•  Output unit under the influence of voltage
•  CPU
•  Memory

CPU

Q5. An algorithm must have at least

•  One input
•  One output
•  One assignment
•  None of these

One output

Q6. A number of data items are to be read in a problem. The control structure needed is

•  Only sequential
•  Only selection
•  Selection or repetition
•  Sequential or repetition

Only selection

Q7. The control structure IF-THEN-ELSE is a

•  Single selection
•  Multiple selection
•  Repetition structure
•  None of these

Single selection

Q8. The FOR-DO construct executes the loop at least

•  Once
•  Twice
•  Thrice
•  None of these

Once

Q9. The control structure CASE-OF is a

•  Single selection
•  Multiple selection
•  Repetition structure
•  None of these

Multiple selection

Q10. What is the decimal equivalent of binary number 10101

•  20
•  21
•  22
•  23 of the above

21

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