python basic

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What is the maximum length of a Python identifier?

• 32

• 16

• 128

• No fixed length is specified

What will be the output of the following code snippet?

print(2**3 + (5 + 6)**(1 + 1))

• 129

• 8

• 121

• None of the above.

Answer explanation

The above code will print 129 by following the BODMAS rule of operator precedence.

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What will be the datatype of the var in the below code snippet?

var = 10 print(type(var))

var = "Hello" print(type(var))

• str and int

• int and int

• str and str

• int and str

Answer explanation

Initially var stores 10, and so is of type int. After that it stores “Hello” which is of type string.

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How is a code block indicated in Python?

• Brackets

• Indentation

• key

• none of the above

Answer explanation

A python code block is indicated through the use of indentation.

What will be the output of the following code snippet?

a = [1, 2, 3, 4, 5]

sum = 0

for ele in a:

sum += ele

print(sum)

• 15

• 0

• 20

• None of the above

Answer explanation

The above code calculates the sum of all elements in the list.

What is the correct extension for python files ?

• .py

• .pyth

• .python

Which of the following is true about comments

• Comments are used by programmers to document the code

• # is used to create a comment in python

• ''' can be used to create a comment in python

• /* */ can be used to crate a comment in python

• Python ignores comments.

Which of the following is not a keyword?

• if

• not

• global

• swap

What is the name of the environment in Python that write your programs and then test them out?

• Shell
• Window
• IDLE
• CLI

What extension must you add to the end of a file when saving?

• .xlsx
• .pptx
• .docx
• .py