UniSA STEM TEST COMP1039 Problem Solving and Programming

UniSA STEM TEST COMP1039 Problem Solving and Programming This paper is for Mawson Lakes and Mawson Lakes (External) students. IMPORTANT: THIS IS NOT THE TEST. There is no guarantee that these questions will appear in the test. You need to study all the material covered during the study period (i.e. in workshops, practical and assignment work. This SAMPLE TEST is provided in order to give you practice in test style questions only. This is a good indication of the style and type of questions you are likely to get in the actual test. Test Duration: 120 minutes Reading Time: 10 minutes Materials Permitted In The Test Venue: (No electronic aids are permitted e.g. laptops, phones) Open Book - No restriction. Materials To Be Supplied To Students: None. Instructions To Students:  Write your student number and full name in BLOCK letters in the space above.  The test is worth a total of ## marks. You are required to answer all questions.  Write your answers in this test booklet, which must be handed up. Spare pages are included at the back for you to continue answers to questions if necessary. Do not remove any pages from this booklet.  Answer each question precisely. Do exactly what the question asks, and nothing more. For Examiner Use Only Question Mark 1 2 3 4 5 6 7 8 Total ________ 2 of 18 QUESTION 1 [25 marks] What output does the following code produce? Code Output a) k = 0 theList = ['eight', 'seven', 'two'] while k <= 2: print(theList[k]) k = k + 1 [2 marks] b) k = 0 while k < 8: if k % 2 == 0: print('in da loop') k = k + 1 [2 marks] c) k = 0 while k < 10: k = k + 2 print(k) [2 marks] d) x = 2 y = 7 z = 2 for k in range(x, y, z): print('hello') [3 marks] 3 of 18 Code Output e) line = 'abcdef' count = [3,4,7,1,2,5] index = 0 while index < len(line): print(count[index], end=' ') for k in range(0,count[index]): print(line[index],end='') print() index = index + 1 [3 marks] f) def does_something1(info): return info[0] def does_something2(info): info = () return info info = 'apple' result1 = does_something1(info) result2 = does_something2(info) print('Result is: ', result1) for stuff in result2: print(stuff) [4 marks] g) aString = 'This is question thirteen.' for k in range(8,13): print(aString[k]) [3 marks] 4 of 18 Code Output h) def question15(no1, no2, no3, no4): res = no1 + no2 res = res - no3 res = res + no4 return res no1 = 5 no2 = 1 print('Here it is: ', question15(no1, no2, no1, no2)) [3 marks] i) nums = [1, 5, 1, 1, 3, 1, 4] k = 0 while k < len(nums): if nums[k] == 1: print('found one') k = k + 1 [3 marks] j) num1 = 1 num2 = 2 num3 = 3 res = 0 num2 += 6 res = num1 + num2 - 2 res = res + num1 * 2 num3 = num1 + num1 // num2 res = res - num3 num1 = num2 res = res + num1 print(res, num3, num2, num1) [4 marks] 5 of 18 k) def another_function(): result = 0 for num in range(2, 7): result = result + num print(num, end=' ') return result res = another_function() print(res) [4 marks] 6 of 18 QUESTION 2 [40 marks] a) What output does the following code produce? [8 marks] def function1(): global j j = 1 k = 2 print('j is:', j, 'k is', k) def function2(j, k): j = 8 k = 7 print('j is:', j, 'k is', k) def function3(): print('j is:', j, 'k is', k) def function4(): function3() j = 300 j = 'one' k = 'two' function1() print('j is:', j, 'k is', k) function2(j,k) print('j is:', j, 'k is', k) function4() print('j is:', j, 'k is', k) k = 'three' function1() print('j is:', j, 'k is', k) Write your answer here: 7 of 18 QUESTION 2 continued… b) What output does the following code produce? [10 marks] def does_suppin(my_list): for letter in my_list: print(letter, end="") print() list1 = [2.5, 3, 7.0, 10.5, 4, 9.0] index = 0 total = 0 while index < len(list1): total = total + list1[index] index += 1 print("First value:", total) print("Second value:", index) result = total / index print("The result is:", result) for num in list1: if num % 2 == 0: print(num, "is even") if num < result: print(num, "is less than the average of", result) list2 = ['s', 'e', 'e', 'd'] does_suppin(list2) list2[0] = 'f' does_suppin(list2) string1 = "this is a test" index = 0 while index < len(string1): if index % 2 == 0: print(string1[index], end=" ") index += 1 Write your answer here: 8 of 18 QUESTION 2 continued… c) Given the following input file called "": The input file contains the following: elvis has left the building! What output does the following code produce?