Python Institute Python Institute Certifications PCAP-31-03 Questions & Answers

• Question 41:

  The following class hierarchy is given. What is the expected output of the code?

  

  A. BB

  B. CC

  C. AA

  D. BC

  Correct Answer: D

• Question 42:

  What is the expected behavior of the following code?

  

  A. it outputs 'None'

  B. it outputs 3

  C. it raises an exception

  D. it outputs 0

  Correct Answer: D

• Question 43:

  What will the value of the i variable be when the following loop finishes its execution?

  

  A. 10

  B. the variable becomes unavailable

  C. 11

  D. 9

  Correct Answer: D

  Pass only means there are no statements to execute it does not means the variable is unavailable. Try a Print statement Print(i) after the For Loop and there is your result.

• Question 44:

  There is a stream named s open for writing. What option will you select to write a line to the stream''

  A. s.write("Hello\n")

  B. write(s, "Hello")

  C. s.writeln("Hello")

  D. s.writeline("Hello")

  Correct Answer: A

  Reference: https://en.wikibooks.org/wiki/Python_Programming/Input_and_Output

• Question 45:

  The following expression 1+-2 is:

  A. equal to 1

  B. invalid

  C. equal to 2

  D. equal to -1

  Correct Answer: D

  

• Question 46:

  What is the expected behavior of the following code?

  

  A. it outputs 3

  B. it outputs 1

  C. it outputs 6

  D. it raises an exception

  Correct Answer: C

• Question 47:

  Which of the following literals reflect the value given as 34.23? (select two answers)

  A. .3423e2

  B. 3423e-2

  C. .3423e-2

  D. 3423e2

  Correct Answer: AB

  

• Question 48:

  If you need to serve two different exceptions called Ex1 and Ex2 in one except branch, you can write:

  A. except Ex1 Ex2:

  B. except (ex1, Ex2):

  C. except Ex1, Ex2:

  D. except Ex1+Ex2:

  Correct Answer: D

• Question 49:

  Which of the following words can be used as a variable name? (Select two valid names)

  A. for

  B. True

  C. true

  D. For

  Correct Answer: CD

• Question 50:

  If you want to access an exception object's components and store them in an object called e, you have to use the following form of exception statement

  A. except Exception(e):

  B. except e=Exception:

  C. except Exception as e:

  D. such an action is not possible in Python

  Correct Answer: C

  Reference: https://stackoverflow.com/questions/32613375/python-2-7-exception-handling- syntax