11th Computer Science Monthly Test -2 ( Specification and Abstraction )

MABS Institution

11th Computer Science Monthly Test -2 ( Specification and Abstraction )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

In which one of the control flow statements, if the condition is false, then alternative statement will be executed__________.

Sequential
iterative
selection
alternative

If i = 5 before the assignment i = i-1 after the assignment, the value of i is

Which one of the following is not a building block of algorithm __________.

data
state
variables
functions

Which is the most effective tool used for manging program complexity

Specification
Control flow
Composition
none of these

Match the following
(a) Specification- (1) hiding the details
(b) Abstraction- (2) divide the main algorithm into functions
(c) Composition- (3) relation between the I/O
(d) Decomposition- (4) algorithm consists of control flow statements.

1,4,2,3
3,1,4,2
4, 1,3,2
1,4,3,2

Which are named boxes for storing data?

Data
process
functions
variables

which one of the following is the comment line in algorithm?

How many parts are there in specification is __________.

Identify the function name: square (A + B) _________.

A
B
A+B
square

Which of the following statement is not true?
(i) An algorithm is used to solve a problem
(ii) An instruction not describes an action
(iii) An algorithm is not a sequence of instructions
(iv) A process evolves when the instructions are executed

only (i)
only (ii) and (iii)
only (i) and (iv)
only (iii) and (iv)

Part - B

Generic 2 - Answer All Question

Specify a function to find the minimum of two numbers.

Initially, farmer, goat, grass, wolf = L, L, L,.L and the farmer crosses the river with goat. Model the action with an assignment statement:

Define variable.

Mention the three different types of Chameleons.
What is an Abstraction?

What are the basic principles and techniques for designing Algorithms.

If \(\sqrt{2}\) = 1.414, and the square -root() function returns -1.414, does it violate the following specification?
-- square -root (x)
-- inputs: x is a real number, x > 0
-- outputs: y is a real number such that y2=x

Part - C

Generic 3 - Answer All Question

What is the use of abstraction?

How do you know whether the state changes in an algorithm?

Define functions.

How the assignment statement changes the state of an algorithm?

Name the control flow statements used in an algorithm.
Which defines the rights and responsibilities of the designer and user of the algorithm?

InstaQB

Institutions

12th Standard English Medium

12th Standard Tamil Medium

11th Standard English Medium

11th Standard Tamil Medium

10th Standard English Medium

9th Standard English Medium

8th Standard English Medium

7th Standard English Medium

Class XII

Class XI

12Th Standard

11Th Standard

10Th Standard

9Th Standard

11th Computer Science Monthly Test -2 ( Specification and Abstraction )

MABS Institution

11th Computer Science Monthly Test -2 ( Specification and Abstraction )-Aug 2020

Part - A

Multiple Choice Question - Answer All Question

In which one of the control flow statements, if the condition is false, then alternative statement will be executed__________.

If i = 5 before the assignment i = i-1 after the assignment, the value of i is

Which one of the following is not a building block of algorithm __________.

Which is the most effective tool used for manging program complexity

Match the following (a) Specification- (1) hiding the details (b) Abstraction- (2) divide the main algorithm into functions (c) Composition- (3) relation between the I/O (d) Decomposition- (4) algorithm consists of control flow statements.

Which are named boxes for storing data?

which one of the following is the comment line in algorithm?

How many parts are there in specification is __________.

Identify the function name: square (A + B) _________.

Which of the following statement is not true? (i) An algorithm is used to solve a problem (ii) An instruction not describes an action (iii) An algorithm is not a sequence of instructions (iv) A process evolves when the instructions are executed

Part - B

Generic 2 - Answer All Question

Specify a function to find the minimum of two numbers.

Initially, farmer, goat, grass, wolf = L, L, L,.L and the farmer crosses the river with goat. Model the action with an assignment statement:

Define variable.

Mention the three different types of Chameleons.

What is an Abstraction?

What are the basic principles and techniques for designing Algorithms.

If \(\sqrt{2}\) = 1.414, and the square -root() function returns -1.414, does it violate the following specification? -- square -root (x) -- inputs: x is a real number, x > 0 -- outputs: y is a real number such that y2=x

Part - C

Generic 3 - Answer All Question

What is the use of abstraction?

How do you know whether the state changes in an algorithm?

Define functions.

How the assignment statement changes the state of an algorithm?

Name the control flow statements used in an algorithm.

Which defines the rights and responsibilities of the designer and user of the algorithm?

What is the form and meaning of assignment statement?

Part - D

Generic 5 - Answer All Question

Explain the Basic Building Blocks of Algorithms.

Explain how will you design algorithms.

What are the values of variables m and n after the assignments in line (1) and line (3)?

Explain specification.

Explain the specification format.

Explain in detail how will you construct an algorithm. Whatever with in ( )

Explain Algorithm Design Techniques.

Comment

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Match the following
(a) Specification- (1) hiding the details
(b) Abstraction- (2) divide the main algorithm into functions
(c) Composition- (3) relation between the I/O
(d) Decomposition- (4) algorithm consists of control flow statements.

Which of the following statement is not true?
(i) An algorithm is used to solve a problem
(ii) An instruction not describes an action
(iii) An algorithm is not a sequence of instructions
(iv) A process evolves when the instructions are executed

If \(\sqrt{2}\) = 1.414, and the square -root() function returns -1.414, does it violate the following specification?
-- square -root (x)
-- inputs: x is a real number, x > 0
-- outputs: y is a real number such that y2=x