CBSE Class 11 Computer Science Python Revision MCQs

Question. What is the maximum possible length of an identifier?
a) 31 characters
b) 63 characters
c) 79 characters
d) none of the mentioned

Answer : D

Question. Which of the following is an invalid variable?
a) my_string_1
b) 1st_string
c) foo
d) _

Answer : B

Question. What is the output of this expression, 3*1**3?
a) 27
b) 9
c) 3
d) 1

Answer : C

Question. Which of the following words cannot be a variable in python language?
a) _val
b) val
c) try
d) _try_

Answer : C

Question. In which data type, indexing is not valid?
a) List
b)String
c) Dictionary
d) None of the above

Answer : C

Question. If x=3.123, then int(x) will give ?
a) 1
b) 0
c) 1
d) 3

Answer : D

Question. Identify tuple from the following-
a) [3]
b) {1, 2, 3}
c) (1, 2, 3, 4)
d) None of the Above

Answer : C

Question. Which of the following is an escape sequence for a newline character ?
a) \a
b) \t
c) \n
d) \b

Answer : C

Question. Which of the following functions print the output to the console ?
a) Output( )
b) Print( )
c) Echo( )
d) print( )

Answer : D

Question. To convert the read value through input( ) into a floating point number, ……….( ) is used.
a) floating
b) float
c) int
d) integer

Answer : B

Question. Which symbol denotes the python prompt?
a) >>>
b) #
c) ”’
d) //

Answer : A

Question. Which of the following keywords is not reversed keyword in python?
a) None
b) class
c) goto
d) and

Answer : C

Question. Which values are used by the functions to communicate information back to the caller?
a) local
b) global
c) random
d) return

Answer : D

Question. Who developed the Python language?
a) Zim Den
b)Wick van Rossum
c) Guido van Rossum
d) Niene Stom

Answer : C

Question. Which is the correct operator for power(xy)?
a) X^y
b) X**y
c) X^^y
d) None of the mentioned

Answer : B

Question. A function in Python begins with which keyword?
a) void
b) return
c) def
d) int

Answer : C

Question. Which of the following option is not a core data type in the python language?
a) Dictionary
b) Lists
c) Class
d) All of the above

Answer : C

Question. Select the correct example of complex datatype in Python
a) 3 + 2j
b) -100j
c) 5j
d) All of the above are correct

Answer : D

Question. In order to store values in terms of key and value we use that core data type in python?
a) List
b) Class
c) Dictionary
d) Tuple

Answer : C

Question. Data items having fixed value are called ………. .
a) Identifiers
b) functions
c) Keywords
d) literals

Answer : D

Question. Escape sequences are treated as ………. .
a) strings
b) characters
c) integers
d) none of these

Answer : B

Question. Which of the following is/are expression(s) ?
a) a+b-5
b) a
c) -5
d) 0

Answer : A

Question. To convert the read value through input( ) into integer type, ……….( ) is used.
a) floating
b) float
c) int
d) integer

Answer : C

Question. Which of the following is a valid string literal?
a) “PythonMcq”
b) ‘PythonMcq’
c) ”’PythonMcq”’
d) All of these

Answer : C

Question. Functions that do not return any value are known as
a) fruitful functions
b) void functions
c) library functions
d) user-defined functions

Answer : B

Question. Which one of the following is the correct extension of the Python file?
a) .py
b) .python
c) .p
d) None of these

Answer : A

Question. What do we use to define a block of code in Python language?
a) Key
b) Brackets
c) Indentation
d) None of these

Answer : C

Question. Which of the following statements assigns the value 25 to the variable x in Python:
a) x ← 25
b) x = 25
c) x := 25
d) int x = 25

Answer : B

Question. Correct way to declare a variable x of float data type in python:
a) x = 2.5
b) float x = 2.5
c) float(2.5)
d) All of the above

Answer : A

Question. Names given to different parts of a Python program are ………. .
a) Identifiers
b) functions
c) Keywords
d) literals

Answer : A

Question. Which of the following value is not legal in an octal value ?
a) 7
b) 8
c) 11
d) 0

Answer : B

Question. The input( ) returns the value as ………. type.
a) integer
b) string
c) floating point
d) none of these

Answer : B

Question. Which line of code produces an error?
a) “PythonMcq” + “12”
b) ‘PythonMcq’ + 16
c) 3 + 7
d) ‘PythonMcq’ + “21”

Answer : B

Question. A variable created or defined within a function body is classified as-
a) local
b) global
c) instance
d) build-in

Answer : A

Question. Which of the following cannot be a variable?
a) __init__
b) in
c) it
d) on

Answer : B

Question. What is the answer to this expression, 22 % 3 is?
a) 7
b) 0
c) 1
d) 5

Answer : C

Question. Which one of the following is the correct way of declaring and initializing a variable, x with the value 7?
a) int x
x=7
b) int x=7
c) x=7
d) declare x=7

Answer : C

Question. How can we create an empty list in python?
a) list=()
b) null
c) list
d) list=[]

Answer : D

Question. Special meaning words of Pythons, fixed for specific functionality are called ………. .
a) Identifiers
b) functions
c) Keywords
d) literals

Answer : C

Question. Which of the following is an escape sequence for a tab character ?
a) \a
b) \t
c) \n
d) \b

Answer : B

Question. The lines beginning with a certain character, and which are ignored by a compiler and not executed, are called ……….
a) operators
b) operands
c) functions
d) comments

Answer : D

Question. The default separator character of print( ) is ……….
a) tab
b) space
c) newline
d) dot

Answer : B

Question. How many keywords present in the python programming language?
a) 32
b) 61
c) 33
d) 27

Answer : C

Question. Name the statement that sends back a value from a function.
a) print
b) return
c) input
d) none

Answer : B

Question. In which year was the Python language developed?
a) 1991
b) 1989
c) 1981
d) 1973

Answer : A

Question. Which character is used in Python to make a single line comment?
a) /
b) //
c) #
d) !

Answer : C

Question. l = [ 4, 8, 9, 2.6, 5 ] is a type of which data type in python?
a) List
b) Tuple
c) Set
d) None of these

Answer : A

Question. Which of the following are valid identifiers ?
a) my name
b) _myname
c) 2myname
d) my-name

Answer : B

Question. To print a line a text without ending it with a newline, ………. argument is used with print( )
a) sep
b) newline
c) end
d) next

Answer : C

Question. Which one of these is floor division?
a) /
b) //
c) %
d) None of the mentioned

Answer : B

Question. Which statement is true from following-
a) List is mutable & Tuple is immutable
b) List is immutable & Tuple is mutable
c) Both are Mutable.
d) Both are Immutable

Answer : A

Question. Select the reserved keyword in Python.
a) else
b) import
c) print
d) all of these

Answer : D

Question. Which of the following declarations is incorrect?
a) _x = 2
b) ____x = 3
c) __xyz__ = 5
d) None of these

Answer : D

Question. Which of the following is not a legal integer type value in Python ?
a) Decimal
b) Octal
c) Hexadecimal
d) Roman

Answer : D

Question. Python is____
a) High-Level
b) Interpreted
c) Object-Oriented
d) All Of The Above

Answer : D
 

Question. Python passes parameters by reference.
a) True
b) False

Answer : B

Question. More than one value(s) can be returned by a function in Python.
a) True
b) False

Answer : A

Question. Parameters specified within a pair of parentheses in the function definition are the actual parameters or non-formal parameters.
a) True
b) False

Answer : B

Question. Value returning functions should be generally called from inside of an expression.
a) True
b) False

Answer : A

Question. A function in Python is used by invoking it via a function call.
a) True
b) False

Answer : A

Question. The variable declared inside a function is called a global variable.
a) True
b) False

Answer : B

Question. A local variable having the same name as that of a global variable hides the global variable in its function.
a) True
b) False

Answer : A

Question. Once a function is defined, it may be called only once from many different places in a program.
a) True
b) False

Answer : B