# Section A ### Question 1 #dataStructures #U3-AOS1 Consider the following visual representation of a data structure that stores a series of numbers as floating point values. | 0 | 1 | 2 | 3 | 4 | | --- | --- | --- | --- | --- | | 1.2 | 5.0 | 4.1 | 2.6 | 3.9 | The data structure represented above is A. a record B. an XML file C. a one-dimensional array D. a two-dimensional array ### Question 2 #namingConventions #U3-AOS1 'street_number' is an example of variable using which naming convention? A. Hungarian notation B. snake casing C. camel casing D. snail casing ### Question 3 #debugging #U3-AOS1 Ana Lucia is learning how to code and writes a shot program. When she tries to run the program, the compiler shows an error message, indicating a syntax error. Ana Lucia has most likely A. attempted to divide by zero. B. used a variable that has not been defined. C. missed a required symbol within an instruction D. executed a loop condition that causes the program to run indefinitely #### Use the following information to answer question 4 and 5 The following pseudocode is used to calculate a cash bonus for referring new customers/ ``` 1 IF referrals <= 10 THEN 2 RETURN referrals * 500 3 ELSEIF referrals > 10 AND referrals <= 3- THEN 4 RETURN 5000 + (referrals - 10) * 600 5 ELSEIF referrals > 30 THEN 6 RETURN 15000 + (referrals - 30) * 700 7 ENDIF ``` #### Question 4 #controlStructures #U3-AOS1 The control structure being used in the pseudocode segment above is A. Repetition. B. Selection. C. Property. D. Method. ### Question 5 #pseudocode #U3-AOS1 The cash bonus calculation should work that: * fewer than 10 referrals results in a cash bonus of $500 per referral * between 10 and 30 referrals results in a cash bonus of $5000, plus $600 for every referral after the 10th * more than 30 referrals results in a cash bonus of $15000, plus $700 for every referral after the 30th. Which one of the following statements is correct? A. 9 referrals will result in a higher cash bonus than 10 referrals B. 10 referrals will result in a higher cash bonus than 11 referrals. C. 29 referrals will result in a higher cash bonus than 31 referrals. D. 31 referrals will result in a higher cash bonus than 29 referrals. ### Use the following information to answer Question 6 and 7. Consider the mock-up of an online tax calculator shown below ### Question 6 #UX #U3-AOS2 Based on the mock-up provided, the user experience (UX) characteristic that could be improved the most is A. contrast B. portability C. affordance. D. authentication