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Composition and Decomposition One Mark Questions

11th Standard

    Reg.No. :
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Computer Science

Time : 00:30:00 Hrs
Total Marks : 10
    10 x 1 = 10
  1. Which of the following is one of the elementary problem-solving Techniques?

    (a)

    Decomposition

    (b)

    Control flow

    (c)

    Functions

    (d)

    State

  2. How many notations are there for representing algorithms?

    (a)

    1

    (b)

    2

    (c)

    3

    (d)

    many

  3. Which of the following is a diagrammatic notation for representing algorithms?

    (a)

    Pseudo code

    (b)

    Programming language

    (c)

    Flowchart

    (d)

    Source code

  4. Which of the following is not a programming language?

    (a)

    C

    (b)

    C++

    (c)

    Ms-office

    (d)

    Python

  5. Which notation shows the algorithm in a visual manner?

    (a)

    Flowchart

    (b)

    Pseudo code

    (c)

    Programming language

    (d)

    Natural language

  6. In the flowchart, the control flow of the algorithm represented by ________.

    (a)

    rectangular

    (b)

    diamond shaped boxes

    (c)

    arrows

    (d)

    parallelogram boxes

  7. How many outgoing arrows are labeled in flowchart diamond shaped box?

    (a)

    2

    (b)

    4

    (c)

    1

    (d)

    0

  8. Suppose u, v = 10, 5 before the assignment. What are the values of u and v after the sequence of assignments?
    1 u :=v
    2 v := u

    (a)

    u, v = 5,5

    (b)

    u, v = 5,10

    (c)

    u, v = 10,5

    (d)

    u, v = 10,10

  9. Which of the following properties is true after the assignment (at line 3)?
    1 --i, j = 0, 0
    2 i, j := i+1, j-1
    3 -- ?

    (a)

    i + j > 0

    (b)

    i+j < 0

    (c)

    i+j=0

    (d)

    i = j

  10. If C is false just before the loop, the control flows through
    1 SI
    2 while C
    3 S2
    4 S3

    (a)

    S1 ; S3

    (b)

    S 1 ; S2 ; S3

    (c)

    S 1 ; S2 ; S2 ; S3

    (d)

    S 1 ; S2 ; S2 ; S2 ; S3

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