OCR Reference Language Quiz

What is the purpose of the 'for' loop in the OCR Reference Language code provided?

• To repeat the print statement a specific number of times

• To check if a condition is true or false

• To assign a value to the variable 'i'

• To execute a switch-case statement

Which pseudocode structure is used to execute code based on the value of the variable 'bonus'?

• Iteration

• Selection

• Function

• Loop

How would you write pseudocode to increment a variable 'score' by one?

• score = score + 1

• score++

• increment score

• add 1 to score

What computational thinking technique involves breaking a complex problem down into smaller problems?

• Abstraction

• Decomposition

• Algorithm Design

• Pattern Recognition

Which computational thinking technique is used to reduce complexity by ignoring or removing irrelevant details?

• Abstraction

• Decomposition

• Algorithm Design

• Pattern Recognition

If a fast food restaurant offers half-price meals to students or customers with a discount card, but not on Saturdays, which logic system represents the condition for a customer to receive a half-price meal?

• P = (A AND B) OR NOT C

• P = (A OR B) AND NOT C

• P = (A AND B) AND C

• P = (A OR B) OR C

What is the purpose of a truth table in logic circuits?

• To list all possible combinations of inputs and their corresponding outputs

• To provide a step-by-step guide for building a circuit

• To measure the voltage levels in a circuit

• To draw the physical layout of a circuit

The number of rows required in a truth table for the logic expression P = (A OR B) AND NOT C, excluding any headings, is (a)   .

• 2 rows
• 4 rows
• 6 rows
• 8 rows

What should the algorithm designed for the restaurant employees do as a final step?

• Calculate the total number of customers

• Output the result of the calculation

• Take payment from the customer

• Order the ingredients for the meal

What is the first step that the algorithm for the restaurant employees must perform?

• Input required data

• Decide if the customer is entitled to a discount

• Serve the meal to the customer

• Check the inventory for meal ingredients