Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Erases the contents of an existing file.
a. | f = open(“temp.txt”, “w”) | c. | f = open(“temp.txt”,
“r”) | b. | f = open(“temp.txt”,”a”) |
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2.
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Opening a file in “a” mode.
a. | opens a file for appending at the end of the file | c. | opens a file for
reading | b. | opens a file for exclusive creation | d. | opens a file for
writing |
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3.
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Which of the following commands can be used to read the entire contents of a
file using the file object <tmpfile>?
a. | tmpfile.read( ) | c. | tmpfile.readlines(n) | b. | tmpfile.read(n) | d. | tmpfile.readline(n) |
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4.
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Python module needed to use time.sleep.
a. | import turtle | c. | import random | b. | import math | d. | import time |
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5.
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In a try / except / finally exception handling block, the finally block will
execute regardless if the try block raises an error or not.
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6.
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Python statement needed to generate a random integer.
a. | random.randrange | c. | random.choice | b. | random.randint | d. | random.shuffle |
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7.
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What is the output of the following code?
number =
5.0
try:
r = 10/number
print(r)
except:
print(“Oops! Error
occurred.”)
a. | 2.0 Oops! Error occurred. | c. | not defined | b. | 2.0 | d. | Oops!
Error occurred. |
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8.
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Python module needed to use math.pi.
a. | import turtle | c. | import random | b. | import math | d. | import time |
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9.
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Python module needed to draw graphics.
a. | import turtle | c. | import random | b. | import math | d. | import time |
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10.
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In a try / except / finally exception handling block, you can have multiple
except blocks.
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