Modularisation Sample

Question 1

Bill_gas_customers

Answer 1

Bill_gas_customers
	Perform_initial_processing
	read customer record
	DOWHILE more records
	     calculate_amount_owing
	     print_customer_details
	     read customer record
	ENDDO
	print_gas_totals
END

Question 2

Perform_initial_processing

Answer 2

Perform_initial_processing
print ‘CUSTOMER USAGE FIGURES’ heading
          set total_Customer to zero
          set total_amount_owing to zero
END

Question 3

Print_customer_details

Answer 3

Print_customer_details
print customer_number, name, address, gas_usage, amount_owing
add 1 to total_customers
END

Question 4

Print_gas_totals

Answer 4

Print_gas_totals
print total_customers
print total_amount_owing
END

Question 5

calculate_amount_owing

Answer 5

calculate_amount_owing
    IF usage "less than" 60 THEN
        amount_owing = usage * $2.00
    ELSE
        amount_owing = (60 * 1.75) + ((usage - 60) * $1.50)
    ENDIF
    add amount_owing to total_amount_owing
END