Python basics

Which of the following are true of Python dictionaries:

• Dictionaries are accessed by key.

• All the keys in a dictionary must be of the same type.

• Items are accessed by their position in a dictionary.

What is the output of the following?
i = 1
while False:
           if i%2 == 0:
                      break
           print(i)
           i += 2

• 1

• 1 3 5 7 …

• 1 2 3 4 …

• none of the mentioned

What is the output of the following?
i = 1
while True:
           if i%2 == 0:
                      break
           print(i)
           i += 1

• 1 2

• error

• 1 2 3 

• none of the mentioned

Which of the following is the use of function in python?

• Functions are reusable pieces of programs

• Functions are reusable pieces of programs

• you can’t create your own functions

• All of the mentioned

What is used to define a block of code (body of loop, function etc.) in Python?

• Curly braces

• Parenthesis

• Indentation

• Quotation

In the following code, n is a/an _______?

n = '5'

• integer

• string

• tuple

• operator

What is used to take input from the user in Python?

• cin

• scanf()

• input()

• <>

To repeat until a particular condition is true use

• while loop
• for loop
• if loop
• indentation

To repeat a fixed number of times use a

• while loop
• for loop
• if loop
• indentation

Which of these pieces of code would return the name "Harry" from the following list?

nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• nameList()

• nameList[1]

• NameList(4)

• nameList["4"]