Computer Science 2026 Question Paper Online Test (12th Standard)

Q1

The function which cause side effects to the arguments passed are called __________.

A.Dynamic function B.Impure function C.Pure function D.Partial function

Q2

The datatype whose representation is known are called __________.

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

Q3

Which members are accessible from outside the class?

A.Secured members B.Public members C.Private members D.Protected members

Q4

Two main measures for the efficiency of an algorithm are __________.

A.Time and Space B.Processor and Memory C.Complexity and Time D.Data and Space

Q5

Which key is used to execute Python Script?

A.F5 B.F1 C.F10 D.F2

Q6

Which of the following is the output of the given Python code if the value of a is 52?
x="even" if a%2==0 else "odd"
print(x)

A.error B.even C.no output D.odd

Q7

A function which calls itself is called as:

A.Lambda B.Built in C.Return D.Recursion

Q8

Which of the following operator is used for concatenation?

A.* B.+ C.= D.&

Q9

If mylist=[10, 20, 30, 40] then mylist.append(35) will result:

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

Q10

Which of the following is the private class variable?

A.$$num B.__num C.++num D.##num

Q11

Who is called Father of Relational Database from the following?

A.Edgar Frank Codd B.Chris Date C.Chand D.Hugh Darween

Q12

__________ command is used to change the structure of the table.

A.MODIFY B.SELECT C.ALTER D.ORDER BY

Q13

The expansion of CRLF is:

A.Control Router and Line Feed B.Carriage Return and Line Feed C.Control Return and Line Feed D.Carriage Return and Form Feed

Q14

A framework for interfacing Python and C++ is:

A.Cython B.Ctypes C.Boost D.SWIG

Q15

__________ function returns the largest value of the selected column.

A.HIGH() B.MAX() C.MAXIMUM() D.LARGE()

12th Standard Computer Science March 2026: Online Practice Test