CBSE Class 11 Computer Science Python Revision MCQs Set A

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