Online Test List & Dictionary

1

Keys in dictionary are of mutable type but values can be immutable.

1

List is enclosed in square brackets

1

Slicing is used to extract a part of the list

1

Each key is separated from its value by a colon.

1

Keys are unique and act as the index.

1

If a is a dictionary with some key-value pairs, what does a.popitem() do?

1

What will be the output of the following Python code snippet?
>>> a={1:"A",2:"B",3:"C"}
>>> del a

1

Which of the statements about dictionary values if false?

1

What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
print(a.get(5,4))

1

What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
print(a.get(1,4))

1

What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
for i,j in a.items():
print(i,j,end=" ")

1

Which of these about a dictionary is false?

1

Suppose list Example is [3, 4, 5, 20, 5, 25, 1, 3], what is list1 after listExample.pop()?

1

To add a new element to a list we use which command?

1

Suppose list1 is [2, 33, 222, 14, 25], What is list1[-1]?

1

Suppose list1 is [1, 6, 9], what is sum(list1)?

1

Suppose list1 is [2445,133,12454,123], what is min(list1)?

1

Which of the following commands will create a list?

1

Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1]?

1

What will be the output of the following Python code?
>>>"Welcome to Python".split()

Test sobre Online Test List & Dictionary, creado por Aparna Dhirde el 17/03/2020.

Online Test List & Dictionary

Keys in dictionary are of mutable type but values can be immutable.

List is enclosed in square brackets

Slicing is used to extract a part of the list

Each key is separated from its value by a colon.

Keys are unique and act as the index.

If a is a dictionary with some key-value pairs, what does a.popitem() do?

What will be the output of the following Python code snippet? >>> a={1:"A",2:"B",3:"C"} >>> del a

Which of the statements about dictionary values if false?

What will be the output of the following Python code snippet? a={1:"A",2:"B",3:"C"} print(a.get(5,4))

What will be the output of the following Python code snippet? a={1:"A",2:"B",3:"C"} print(a.get(1,4))

What will be the output of the following Python code snippet? a={1:"A",2:"B",3:"C"} for i,j in a.items(): print(i,j,end=" ")

Which of these about a dictionary is false?

Suppose list Example is [3, 4, 5, 20, 5, 25, 1, 3], what is list1 after listExample.pop()?

To add a new element to a list we use which command?

Suppose list1 is [2, 33, 222, 14, 25], What is list1[-1]?

Suppose list1 is [1, 6, 9], what is sum(list1)?

Suppose list1 is [2445,133,12454,123], what is min(list1)?

Which of the following commands will create a list?

Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1]?

What will be the output of the following Python code? >>>"Welcome to Python".split()

What will be the output of the following Python code snippet?
>>> a={1:"A",2:"B",3:"C"}
>>> del a

What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
print(a.get(5,4))

What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
print(a.get(1,4))

What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
for i,j in a.items():
print(i,j,end=" ")

What will be the output of the following Python code?
>>>"Welcome to Python".split()