Exam (elaborations)
INF1511 EXAM PACK 2023
- Institution
- University Of South Africa (Unisa)
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INF1511 EXAM PACK 2023QUESTIONS
AND ANSWERS
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INF1511
EXAM PACK
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UNIVERSITY EXAMINATIONS UNIVERSITEITSEKSAMENS
UNlSAI~
INF1511 October/November 2019
Visual Programming I
Duration 2 Hours 70 Marks
EXAMINERS
FIRST MRSPMGOUWS
SECOND DRVZMZAZI
Closed book exammation
This examination question paper remains the property of the University of South Africa and may not be
removed from the exammatton venue
This exarrunatton question paper consists of 5 pages
Instructions
• Answer all the questions in the answer book
• Answers m pencil will not be marked.
• The marks are provided m brackets next to the questions
• Good luck!
Duration 2 hours
Marks 70
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2
INF1S11
OCTOBER/NOVEMBER 2019
Question 1 Multiple-choice questions [10]
.
INSTRUCTION· Select the correct OPTION
Question Options Answers
a) Comments m Python begin with a 1 #
2 II
3 *
4 &&&
b) What format code rs used to display 1 %a
ASCII code? 2 %s
3 %1
4 %c
c) The function which returns the data 1 datatype()
type of an object rs 2 type_()
3 obJect_O
4 data()
d) An example of an immutable 1 lists
sequence m Python rs 2 integers
3 stnngs
4 floats
e) The index value of the last element m 1 z
a hst rs 2 -1
3 0
4 1
f) rs a special method that rs 1 1mt
automatically invoked right after a 2 pnnt
new mstance of a class rs created 3 str
4 class
g) Which file access mode option 1 a+
opens a file for reading and 2 A
appends contents to the end of the 3 a
file? 4 r+
h) What will be the content of file 1 Tea Coffee Espresso
snackorder txt after the following 2 T eaCoffeeEsoresso
code has been executed? 3 TEA COFFEE ESPRESSO
4 Tea
f open (" snackordertxt", "w+")
=
Coffee
lst~['Tea', 'Coffee', 'Espresso'l
Espresso
f w£Ltelines(lst)
f close ()
1) A class that implements only the 1 data descriptor
_get_ method for an object rs 2 getter class
called a 3 fetch class
4 non-data-descriptor
J) What rs the output of 1 Tea
pr1nt(snack.get("Tea"))? 2 Tea 1
3 TEA
snack={ "Tea" .1,
"Coffee" 2, 4 1
"Espresso" 3}
-
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