MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

DATA STRUCTURES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does “packing” refer to in Python?
A
Creating a list
B
Initializing variables using values from a list
C
Storing multiple variables’ values by putting them in a collection, like a list or tuple
D
Cramming as many commands as possible onto a single line
Explanation: 

Detailed explanation-1: -Packing is a technique in python with which we put several values into a single iterator. If we talk of packing in literal terms, Just like we pack certain items into a box in the real world, In python we pack certain variables in a single iterable.

Detailed explanation-2: -Tuple packing refers to assigning multiple values into a tuple. Tuple unpacking refers to assigning a tuple into multiple variables.

Detailed explanation-3: -You can assign multiple values to multiple variables by separating variables and values with commas, . You can assign to more than three variables. It is also possible to assign to different types. If there is one variable on the left side, it is assigned as a tuple.

Detailed explanation-4: -Tuples are used to store multiple items in a single variable. Tuple is one of 4 built-in data types in Python used to store collections of data, the other 3 are List, Set, and Dictionary, all with different qualities and usage. A tuple is a collection which is ordered and unchangeable.

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