Computer Science 2024 Question Paper Online Test (12th Standard)

Q1

Which of the following is used to describe the worst case of an algorithm ?

A.Big W B.Big A C.Big O D.Big S

Q2

The datatype whose representation is unknown are called as :

A.Concrete datatype B.Built-in datatype C.Abstract datatype D.Derived datatype

Q3

Which key is pressed to execute Python Script ?

A.F1 B.F5 C.F3 D.F2

Q4

Which of the following defines what an object can do ?

A.Interface B.Operating System C.Interpreter D.Compiler

Q5

Which of the following security technique that regulates who can view or use resources in a computing environment ?

A.Access control B.Password C.Certification D.Authentication

Q6

Which of the following is the Slicing Operator ?

A.< > B.{ } C.( ) D.[ ]

Q7

In Python the process of creating an object is called as ________.

A.Initialize B.Constructor C.Instantiation D.Destructor

Q8

Pick the correct one to execute the given statement successfully.
if ________ : print(x, "is a leap year")

A.x/4=0 B.x%2=0 C.x%4=0 D.x%4==0

Q9

What symbol is used for SELECT statement ?

A.X B.σ C.Ω D.Π

Q10

If List = [10, 20, 30, 40, 50] then List [2] = 35 will result :

A.[10, 20, 35, 40, 50] B.[35, 10, 20, 30, 40, 50] C.[10, 35, 30, 40, 50] D.[10, 20, 30, 40, 50, 35]

Q11

A CSV file is also known as a ________.

A.String File B.Flat File C.Random File D.3D File

Q12

The most commonly used statement in SQL is :

A.execute B.cursor C.commit D.select

Q13

What is the output of the following snippet in Python ?
for x in range (5):
    if x==2:
        continue
    print(x, end=' ')

A.0 1 3 4 B.0 1 2 C.0 1 2 3 4 D.0 1 2 3

Q14

________ is a collection of resources assembled to create a single unified visual display.

A.Objects B.Interface C.Graphics D.Dashboard

Q15

The clause used to sort data in a database :

A.GROUP BY B.SORT BY C.SELECT D.ORDER BY

12th Standard Computer Science March 2024: Online Practice Test