Graded Questions

Question 1

What is the purpose of using the -O flag in python?

To optimize code performance.

To enable assertions

To disable assertions

To generate optimized by tecode.

Question 2

Which of the following is a proper use case for assertions in python?

Validating user inputs in a production environment.

Checking assumptions during development and testing.

Handling exceptions in a try-except block.

Controlling the fllow of the program.

Question 3

What does the assert keyword do in python?

It raises a SyntaxError.

It raises a ValueError.

It raises an AssertionError if the condition is false.

It igonres the condition and continues the program.

Question 4

What happens when assertions are turned off using the-O flag in python?

All assertions are ignored.

All assertions trigger an immediate program termination.

Assertions raise an AssertionError.

Assertions behave normally.

Question 5

What is an assertion in python?

A statement used to declare variables.

A statement used to interrupt the program.

A statement used to check conditions and raise exceptions if false,

A statement used for loop control.

Question 6

Which statement best describ the purpose of assertions in python?

Assertions are used for input validation.

Assertions are used for production-level error handling.

Assertions are used for checking program invariants.

Assertions are used for used for code optimization.

Question 7

What is the default behavior of assertions in python?

Assertions raise a SyntaxError.

Assertions raise a ValueError.

Assertions raise an AssertError.

Assertions halt the program exe tion.

Question 8

What is the purpose of including a message with an assertion in python?

To provide additional information when the assertion fails.

To modify the behavior of the assertion.

To suppress the AssertionError.

There's no provision for including a message in an assertion.

Question 9

In python, can you use assertions for data validation in a production environment?

Yes, always

No, assertions assertions should be avoided in production code.

Only if explicitly enabled.

It depends on the nature of the data.

Question 10

In python, can you use assertions to verify the type of variables?

Yes, using assertType

No, assertions only work with boolean conditions.

Yes, using isinstance along with assert.

Only if assertions are explicitly enabled.

Question 11

Which of the following is NOT a standard python assert-related keyword or function?

assertRaises

assertIN

assertAlmostEqual

assertNotDefined

Question 12

What should be the outcome of the following assertion?

The assertion passes without an error.

The assertion fails and raises an assertionError with the provide

The assertion raises a TypeError.

The assertion raises a ValueError.

Question 13

How can assertions be used to document code in python?

By replacing comments with assertions.

By providing error messages in assertions

By using descriptive messages in assertions.

By using assertions as inline documentation.

Question 14

Which statement accurately describes the behavior of assertions when disabled?

Disabled assertions raise an AssertionError.

Disabled assertions execute normally.

Disabled assertions are ignored.

Disabled assertions halt the program execution.

Question 15

What happens if an assertion fails in python?

The program continues without interruption.

It raises an AssertionError exception.

The program terminates immediately.

None of the above.

Question 16

How can you enable assertions in a python script that has assertions turned off?

Using the -D flag.

Using the -A flag.

Using the -0

Question 17

What is the primary advantage of using assertions in python?

Improve code readability.

Improve code performance.

Catch and detect errors during development.

Simplify error handling.

Question 18

What should you use assertions in python?

To handle runtime errors.

To check for bugs and program correctness during development.

To terminate the program.

To optimize code performance.

Question 19

What happens if you use an assertion in python with an empty condition?

It raises an AssertionError.

It raises a SyntaxError.

It passes silently

It halts the program execution.

Question 20

Which statement about assertions?

Assertions should be used in place of input validation functions.

Assertions should be used for error handling in production code.

Assertions should be used to check conditions that are always true.

Assertions should be used for validating user input.

Question 21

How can you disable all assertions in a python program?

Using the -O command-line option.

Using the -A command-line option.

Using the -D command-line option.

Using the -E command-line option.

Question 22

When should you use assertions in python?

As a replacement for try-except blocks.

To handle user input validation.

To verify conditions that are always expected to be true.

As an alternative to comments in the code

Question 23

What will the following assertion statement do?

Raise an AssertionError with the message This assertion failed.

Pass silently

Terminate the program

Raise a SyntaxError

Question 24

Which module provides support for assertions in python?

sys

assert

builtins

Question 25

Which of the following is a valid syntax for an assertion with a custom message?

assert(condition, "Error message")

assert condition "Error message"

assert condition, message="Error message".

assert condition, "Error message"

Question 26

What is the significance of using assertions in test-driven development?

Assertions replace unit tests.

Assertions are used to check code syntax.

Assertions ensure code coverage.

Assertions validate expected behavior.

Question 27

In python, can you catch and handle an AssertionError?

Yes, using try-except blocks.

No, AssertionError cannot be caught and handled.

Only if assertions are disabled.

Only by using custom exception handling.

Question 28

Which of the following best describes the purpose of using assertions?

Ensuring code executes without any errors.

Providing additional information during runtime.

Checking assumptions made by the programmer.

Debugging production code.

Question 29

Which statement best describes the role of assertions in software development?

Assertions replace exception handling.

Assertions are a debugging aid to catch issues early.

Assertions are a replacement for unit tests.

Assertions are used to control the flow of the program.

Question 30

What type of condition can be used with assertions in python?

only boolean expressions

only sting expressions

only numeric expressions

Any valid expression

Question 31

Which statement about assertions is true?

Assertions should be used for ling user input.

Assertions should only be used for debugging.

Assertions can be used to replace comments in the code.

Assertions should be used as a replacement for unit tests.

Question 32

How does using assertions impact code performance in python?

Assertions significantly slow down the code execution.

Assertions have no impact on code performance.

Assertions slightly affect code performance.

Assertions improve code performance.

Question 33

Which function is used to assert that an exception is raised in python?

assertException

assertRaises

assertError

assertExceptionRaised

Question 34

Which of the following is true about assertions in python?

Assertions are always enabled by default.

Assertions are disabled by default.

Assertions can optional and can be enabled or disabled.

Assertions can 't' be disabled.

Question 35

Which type of bugs are assertions particularly useful for catching?

Syntax errors

Logical errors

Runtime errors

Input errors

Question 36

How can you include multiple conditions in a single assertion in python?

Use multiple assert statements.

Use a single assert statement with all conditions separated by comma.

It's not possible to have multiple conditions in a single assertion.

Use if-else statements instead of assertions.

Question 37

In python,can you replace assertions with if-else statements for error checking?

Yes, it's the recommended practice.

No, assertions should always be used.

It depends on the specific use case.

No, if else statements are less efficient.

Question 38

Which statement accurately describes the use of assertions?

Assertions are primarily used for handling exceptions.

Assertions should be used for error handling in production code.

Assertions are used to check assumptions and detect issues during de

Assertions are used for code optimization

Question 39

In python, can you have multiple assertions on a single line?

Yes, by separating them with c s.

Yes, by separating them with semicolons.

No, only one assertions cannot be written on the same line.

No, assertions cannot be written on the same line.

Question 40

Which statement accurately describes the behavior of assertions in python?

Assertions are executed only during debugging.

Assertions are always executed regardless is runtime environment.

Assertions are ignored if the interpreter is run with -O flag.

Assertions are executed after the completion of the program.

Question 41

Which scenario best fits the use of assertions in python?

To validate user inputs in a production environment.

To handle exceptions in a try-except block.

To check assumptions and conditions during development.

To control the flow of the pro .

Question 42

Which keyword can you use to specify a custom error message in an assertion?

message

error

msg

None, the message is implicit in assertions.

Question 43

What is the role of the message argument in an assertion statement?

It defines the condition to be checked.

It provides additional information when the assertion fails.

It is used to modify the behavior of the assertion.

It defines the scope of the assertion.

Question 44

What is the syntax of an assertion statement in python?

assert condition

assert condition, message

assert message, condition

condition assert

Question 45

Which keyword is used to implement assertions in python?

check

assert

ensurer

validate

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