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11th Standard Computer Science Classes and objects English Medium Free Online Test One Mark Questions 2020 - 2021

Published on: 12/11/2020

Download Tamil Nadu 11th Standard Computer Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.

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Std: 11th Standard - Computer Science

chapter: - Model Question paper

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Questions:

Multiple Choice Question

10 x 1 = 10

If there are multiple variables with the same name defined in seperate blocks then the variable can be accessed using _______.

(a)

comma operator

(b)

conditional operator

(c)

size of operator

(d)

scope resolution opertor

Which of the following input can not be accepted by cin object?

(a)

integer

(b)

character

(c)

string with space

(d)

string without space

From the following statement. specificy the option true or false
stud.showinfo( )
(1) (2) (3)
1 - class name
2 - dot operator
3 - method

(a)

1-false, 2-true, 3-true

(b)

1-true, 2-true, 3-false

(c)

1-true, 2-true, 3-true

(d)

1-false, 2-true, 3-false

Which of the following options true or false?
class add (1) - local class
{ ≡
} a1; - (2) -local object
add a2; (3) - Global object
int main ( )
{ add a3; (4) - local object
≡
}

(a)

i-true, ii-true, iii-false, iv-true

(b)

i-false, ii-false, iii-true, iv-true

(c)

i-false, ii-false, iii-false, iv-false

(d)

i-true, ii-false, iii-false, iv-true

In the object creation statement Employee; which of the following true or false?
(i) Employee - object
(ii) e - class name

(a)

i-true, ii-true

(b)

i-false, ii-true

(c)

i-true, ii-false

(d)

i-false, ii-false

What happens when a class with parameterized constructors and having no default constructor is used in a program and we create an object that needs a zero-argument constructor?

(a)

Compile-time error

(b)

Domain error

(c)

Runtime error

(d)

Runtime exception

State whether the following statements about the constructor are True or False.
(i) constructors should be declared in the private section
(ii) constructors are invoked automatically when the objects are created.

(a)

True, True

(b)

True, False

(c)

False, True

(d)

False, False

Which of the following access specifier protects data from inadvertent modifications?

(a)

Private

(b)