4.8 Warm Up 11.18.24

Front

What is the cost structure for the first 25 units of electricity used by a customer?

Back

The cost for the first 25 units of electricity is $5 per unit.

Front

What is the cost per unit of electricity for units used beyond the first 25?

Back

The cost for units of electricity after the first 25 is $7 per unit.

Front

How do you calculate the total cost of electricity for a given number of units?

Back

The total cost can be calculated by multiplying the first 25 units by $5 and any additional units by $7.

Front

What is the primary reason for using open protocols on the Internet?

Back

Open protocols provide a way to standardize data transmission between different devices.

Front

What does the expression 'NOT (category = "new") OR (age ≥ 65)' evaluate to if category is 'new' and age is 20?

Back

The expression evaluates to false.

Front

What does the expression '(category = "new") AND (age < 12)' evaluate to if category is 'new' and age is 20?

Back

The expression evaluates to false.

Front

In the context of a food delivery application, what is an example of an input that is least likely to be provided by a customer?

Back

The cost of a food item currently available for order.

Front

What is the significance of using logical operators like AND and OR in programming?

Back

Logical operators are used to combine multiple conditions and control the flow of execution based on those conditions.

Front

What is the difference between a variable and a constant in programming?

Back

A variable can change its value during program execution, while a constant remains fixed.

Front

What is the purpose of a conditional statement in programming?

Back

A conditional statement allows the program to execute certain code only if a specified condition is true.