884 MCQ Questions in english

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884 MCQ Questions in english हिन्दी

884. What is the correct way to define a dictionary?

A. {1, 2, 3}

B. ["key": "value"]

C. ("key": "value")

D. {"key": "value"}

Dictionaries are defined using curly braces with key-value pairs.

883. Which of the following is used to define a class in Python?

A. def

B. function

C. class

D. object

Use the class keyword to define a class

882. What is the result of 3 == 3.0 in Python?

A. True

B. False

C. Error

D. None

Python considers 3 and 3.0 equal in value.

881. What is the correct way to open a file for writing?

A. open("file.txt", "r")

B. open("file.txt", "w")

C. open("file.txt", "a")

D. open("file.txt", "x")

"w" mode opens the file for writing (overwrites if exists)

880. Which of these is not a keyword in Python?

A. pass

B. eval

C. assert

D. lambda

eval is a built-in function, not a keyword.

879. What is the output of: print("5" + "5")?

A. 10

B. 55

C. Error

D. 5

String concatenation results in "55".

878. What keyword is used to handle exceptions in Python?

A. except

B. try

C. catch

D. handle

except is used with try to handle exceptions.

877. What is the output of bool(0)?

A. True

B. False

C. 0

D. None

bool(0) is False, because 0 is considered falsey

876. ow do you insert comments in Python?

A. /* comment */

B. // comment

C. # comment

D. <-- comment -->

Python uses # for comments.

875. What does len("Hello") return?

A. 4

B. 5

C. 6

D. 0

"Hello" has 5 characters.

874. What will be the output of print(2 ** 3)?

A. 6

B. 8

C. 9

D. 5

** is the exponentiation operator (2³ = 8).

873. Which keyword is used to define a function in Python?

A. func

B. define

C. def

D. function

Python uses the def keyword to define functions

872. What is the correct file extension for Python files?

A. .pyth

B. .pt

C. .py

D. .p

Python source files end with .py

871. What is the output of: print(type([]))?

A. <class 'list'>

B. <class 'dict'>

C. <class 'tuple'>

D. <class 'set'>

[] denotes a list in Python

870. Which built-in method returns the character at the specified index in a string?

A. getCharAt()

B. charAt()

C. char()

D. characterAt()

869. What is the correct syntax for a ternary operator?

A. condition ? expr1 : expr2

B. condition : expr1 ? expr2

C. condition ? expr1 , expr2

D. condition : expr1 , expr2

868. What keyword is used to handle exceptions?

A. catch

B. except

C. error

D. handle

867. What will typeof [] return?

A. "array"

B. "object"

C. "list"

D. "collection"

866. How do you call a function named myFunction?

A. call myFunction()

B. myFunction()

C. call function myFunction()

D. Call.myFunction()

865. The National Aquatic Animal of India, often found in Bihar rivers, is:

A. Crocodile

B. Gangetic Dolphin

C. Gharial

D. Hilsa Fish

This dolphin species, often found in the Ganga river, is declared India’s National Aquatic Animal and is protected especially in Bihar’s stretch of the river. Commonly appears in Bihar environmental science questions.

864. Which keyword declares a block-scoped variable?

A. var

B. let

C. const

D. Both B and C

863. What will 0.1 + 0.2 === 0.3 return?

A. true

B. false

C. null

D. undefined

862. What does typeof NaN return?

A. "number"

B. "NaN"

C. "undefined"

D. "object"

861. Which of the following districts of Bihar has the highest literacy rate in Mathematics-related subjects (as per recent surveys)?

A. Purnea

B. Gaya

C. Patna

D. Kishanganj

Patna, being the educational hub, has a relatively higher performance in Mathematics compared to other districts.

860. Who is considered the “Father of Mathematics” from Bihar?

A. Aryabhata

B. Bhaskara II

C. Brahmagupta

D. Ramanujan

Aryabhata, born in Bihar (Kusumapura, now Patna), made pioneering contributions to algebra, arithmetic, and astronomy.

859. Who is considered the “Father of Mathematics” from Bihar?