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Effects of Data Formats on Basic Operations Quiz

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Questions and Answers

Which of the following is a common mistake when naming variables in programming?

Mixing up the order of first name and surname
Using single quotes for string values
Not using double quotes for string values (correct)
Leaving numeric values unquoted

What makes data types mismatch a common mistake in programming?

It leads to incorrect arithmetic operations
It slows down the program execution
It can result in unexpected behavior in the program (correct)
It causes logical operations to fail

Why is 'isMarried = true' considered a mistake in programming?

'isMarried' should be assigned a numeric value instead
The assignment operator should not be used with boolean variables
Boolean values should be enclosed in double quotes
No quote should be used for boolean variables (correct)

What is the significance of having the value on the right side while assigning data in programming?

It ensures correct evaluation of expressions (D) Signup and view all the answers

What is a key difference between arithmetic and unary operations in programming?

Arithmetic operations have multiple operands, while unary operations have only one (D) Signup and view all the answers

In programming, what is the role of AND in logical operations?

Both operands have to be TRUE for it to return TRUE (B) Signup and view all the answers

'EQUAL (==)' is often confused with which other operator in programming?

'=' (assignment) operator (A) Signup and view all the answers

'8+-6' is an example of which type of operation?

Arithmetic operation (B) Signup and view all the answers

'FALSE' can be a result of which logical operation in programming?

'OR' (C) Signup and view all the answers

Why is 'age = '20'' considered an incorrect way of assigning a value in programming?

It uses unnecessary quotes for a numeric value. (B) Signup and view all the answers

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