Basics Python

Front

Sophia is learning programming and wants to know how to define(assign) variables. Which of the following is the correct way? Options: var="String", func==Hello, var : 123, word= Hello

Back

var="String"

Answer explanation

The correct way to define a variable in programming is using the syntax 'var="String"'. This assigns the string value 'String' to the variable 'var'. The other options are incorrect due to syntax errors.

Front

Emma is writing a program and wants to insert a command that will take the output to the next line. Which one should she use? Options: \t, \n, /n, \\

Back

\n

Answer explanation

Emma should use '\n' to insert a newline in her program. This escape sequence represents a line break, while '\t' adds a tab, '/n' is incorrect, and '\' is an escape character without a specific function here.

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Michael is learning to code and wants to know the command used to display numbers and text on the screen. What should he use?

Back

Print

Answer explanation

Michael should use the 'Print' command to display numbers and text on the screen. This command is commonly used in many programming languages to output information to the console.

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Priya is writing a Python program to calculate the total cost of items in a shopping cart. What symbol should she use to assign the total cost to a variable?

Back

=

Answer explanation

In Python, the '=' symbol is used for assignment. Priya should use '=' to assign the total cost of items in the shopping cart to a variable. The other options do not serve this purpose.

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Abigail is writing a Python script and wants to include a line that Python won't try to run as code. What should she use?

Back

Comment

Answer explanation

In Python, comments are used to include notes or explanations in the code that the interpreter ignores. Abigail should use a comment (preceded by #) to ensure that the line is not executed as code.

Front

Kai is learning about data types in his computer science class. He comes across a data type that can have one of two values: True or False. What is this data type called?

Back

Boolean

Answer explanation

The data type that can have one of two values, True or False, is called a Boolean. This is fundamental in programming for making decisions and controlling the flow of execution.

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Maya is organizing a coding workshop and needs to choose the correct data type for storing the number of participants. What data type should she use for a whole number?

Back

Integer

Answer explanation

Maya should use the Integer data type to store the number of participants, as it is designed for whole numbers. Float is for decimal numbers, Boolean for true/false values, and String for text.

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David is organizing a coding workshop and needs to choose a Python data type that can store both positive and negative whole numbers for a demonstration. Which data type should he use?

Back

int

Answer explanation

The correct choice is 'int' because it is the Python data type specifically designed to store both positive and negative whole numbers. Strings ('str') cannot perform arithmetic operations, and 'input' is not a data type.

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Mia is learning Python and comes across the operator //. What does it mean?

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integer division

Answer explanation

The operator // in Python performs integer division, meaning it divides two numbers and returns the largest integer less than or equal to the result. Thus, the correct answer is 'integer division'.

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Liam has 17 apples and wants to distribute them equally among 3 friends. What does the symbol % help him find?

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Remainder

Answer explanation

The symbol % represents the remainder in division. When Liam divides 17 apples among 3 friends, he will find that 17 divided by 3 leaves a remainder of 2, indicating that not all apples can be evenly distributed.