684 MCQ Questions in english

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684 MCQ Questions in english हिन्दी

684. 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.

683. What is the output of bool([])?

A. True

B. False

C. None

D. 0

Empty lists are falsey.

682. 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

681. 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.

680. 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)

679. 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.

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

A. 10

B. 55

C. Error

D. 5

String concatenation results in "55".

677. What does range(3) produce?

A. [1, 2, 3]

B. [0, 1, 2]

C. [1, 2]

D. [0, 1, 2, 3]

range(3) gives numbers from 0 to 2.

676. 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.

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

A. True

B. False

C. 0

D. None

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

674. ow do you insert comments in Python?

A. /* comment */

B. // comment

C. # comment

D. <-- comment -->

Python uses # for comments.

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

A. 4

B. 5

C. 6

D. 0

"Hello" has 5 characters.

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

A. 6

B. 8

C. 9

D. 5

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

671. 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

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

A. .pyth

B. .pt

C. .py

D. .p

Python source files end with .py

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

A. <class 'list'>

B. <class 'dict'>

C. <class 'tuple'>

D. <class 'set'>

[] denotes a list in Python

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

A. getCharAt()

B. charAt()

C. char()

D. characterAt()

667. 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

666. What keyword is used to handle exceptions?

A. catch

B. except

C. error

D. handle

665. What will typeof [] return?

A. "array"

B. "object"

C. "list"

D. "collection"

664. Which of these is used to define a JavaScript class?

A. function

B. let

C. class

D. module

663. How to check if a is not equal to b in value and type?

A. a != b

B. a !== b

C. a =! b

D. a <> b

662. Which of the following organizations is responsible for agricultural education in Bihar?

A. ICAR

B. NITI Aayog

C. IIT Patna

D. AIIMS

ICAR supports institutions like Bihar Agricultural University and Krishi Vigyan Kendras for agriculture research and education.

661. Which of the following energy sources is being promoted in Bihar under rural electrification schemes?

A. Thermal energy

B. Solar energy

C. Nuclear energy

D. Wind energy

Through agencies like BREDA, Bihar is pushing for solar energy in off-grid and rural areas under schemes like Saubhagya and PM-KUSUM.

660. Which crop disease often affects paddy cultivation in Bihar during the Kharif season?

A. Rust

B. Wilt

C. Blast

D. Mosaic

Paddy blast, caused by a fungus (Magnaporthe oryzae), frequently damages rice crops during Bihar’s monsoon-heavy Kharif season. Important for agriculture-related science questions.

659. What is the function of Krishi Vigyan Kendras (KVKs) in Bihar?

A. Distribute fertilizers

B. Offer farmer loans

C. Promote traditional medicine

D. Disseminate agricultural technologies

KVKs (agricultural science centers) train farmers, demonstrate new methods, and conduct soil/water testing, forming a backbone of rural agricultural extension in Bihar.

658. What does Array.prototype.map() do?

A. Filters elements

B. Invokes a callback for each element and returns a new array

C. Sorts elements

D. Reduces elements to a single value

657. How do you round 7.25 to the nearest integer

A. Math.rnd(7.25)

B. round(7.25)

C. Math.round(7.25)

D. Math.floor(7.25)

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684 MCQ Questions in english हिन्दी

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

683. What is the output of bool([])?

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

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

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

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

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

677. What does range(3) produce?

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

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

674. ow do you insert comments in Python?

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

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

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

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

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

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

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

666. What keyword is used to handle exceptions?

665. What will typeof [] return?

664. Which of these is used to define a JavaScript class?

663. How to check if a is not equal to b in value and type?

662. Which of the following organizations is responsible for agricultural education in Bihar?

661. Which of the following energy sources is being promoted in Bihar under rural electrification schemes?

660. Which crop disease often affects paddy cultivation in Bihar during the Kharif season?

659. What is the function of Krishi Vigyan Kendras (KVKs) in Bihar?

658. What does Array.prototype.map() do?

657. How do you round 7.25 to the nearest integer

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