Python Basics for Grade 11

What is a variable in Python?

• A variable in Python is a named location used to store data values.

• A variable in Python is a type of snake

• A variable in Python is a programming language

• A variable in Python is a mathematical equation

Name the different data types in Python.

• array

• integer, float, string, list, tuple, dictionary, set, boolean, None

• double

• char

Explain the 'for' loop in Python.

• A 'for' loop in Python iterates over a single element only

• A 'for' loop in Python iterates over a sequence or iterable object and executes a block of code for each item in the sequence.

• A 'for' loop in Python does not support iteration

• A 'for' loop in Python can only be used with integers

How do you declare a string variable in Python?

• For example: my_string = 'Hello, World!'

• my_string = 'Hello, Python!'

• my_string: 'Hello, World!'

• string my_string = 'Hello, World!'

What is the purpose of the 'while' loop in Python?

• To skip a block of code

• To terminate the program

• To execute a block of code only once

• To repeatedly execute a block of code as long as a specified condition is true.

What is the difference between '==' and '!=' in Python?

• '==' is for strings and '!=' is for integers in Python.

• '==' checks for identity and '!=' checks for membership in Python.

• '==' is used for assignment and '!=' is used for comparison in Python.

• '==' is the equality operator and '!=' is the inequality operator in Python.

What is the 'range()' function used for in Python?

• The 'range()' function is used to convert a string to uppercase in Python.

• The 'range()' function is used to calculate the square root of a number in Python.

• The 'range()' function is used to generate a sequence of numbers in Python.

• The 'range()' function is used to sort a list of elements in Python.

Explain the concept of indexing in Python lists.

• Indexing in Python lists allows you to retrieve specific elements by their position in the list.

• Indexing in Python lists is only applicable to the first and last elements.

• Indexing in Python lists allows you to perform mathematical operations on the elements.

• Indexing in Python lists is used for sorting elements alphabetically.

Select the reserved keyword from the following:-

• else

• import

• class

• all of these

To print a line a text without ending it with a newline _____ argument is used with print().

• sep

• newline

• end

• next