Certified Associate in Python Programming v1.0

Page:    1 / 5   
Exam contains 73 questions

Is it possible to safely check if a class/object has a certain attribute?

  • A. yes, by using the hasattr attribute
  • B. yes, by using the hasattr ( ) method
  • C. yes, by using the hassattr ( ) function
  • D. no, it is not possible

Answer : B


The first parameter of each method:

  • A. holds a reference to the currently processed object
  • B. is always set to None
  • C. is set to a unique random value
  • D. is set by the first argument's value

Answer : D


The simplest possible class definition in Python can be expressed as:

  • A. class X:
  • B. class X: pass
  • C. class X: return
  • D. class X: { }

Answer : A


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

Answer : C


A variable stored separately in every object is called:

  • A. there are no such variables, all variables are shared among objects
  • B. a class variable
  • C. an object variable
  • D. an instance variable

Answer : A


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\nâ€)
  • B. write (s, “Helloâ€)
  • C. s.writeln (“Helloâ€)
  • D. s. writeline (“Helloâ€)

Answer : A


You are going to read just one character from a stream called s. Which statement would you use?

  • A. ch = read (s, 1)
  • B. ch= s.input (1)
  • C. ch= input (s, 1)
  • D. ch= s.read (1)

Answer : D


What can you deduce from the following statement? (Select two answers)

  • A. str is a string read in from the file named file.txt
  • B. a newline character translation will be performed during the reads
  • C. if file. txt does not exist, it will be created
  • D. the opened file cannot be written with the use of the str variable

Answer : AD

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

  • A. BB
  • B. CC
  • C. AA
  • D. BC

Answer : D

Python’s built in function named open () tries to open a file and returns:

  • A. an integer value identifying an opened file
  • B. an error code (0 means success)
  • C. a stream object
  • D. always None

Answer : A


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

  • A. for
  • B. True
  • C. true
  • D. For

Answer : AB


Python strings can be “glued†together using the operator:

  • A. .
  • B. &
  • C. _
  • D. +

Answer : D


(Select two answers)

  • A. can be used as an identifier
  • B. is defined by Python’s lexis
  • D. cannot be used in the user’s code

Answer : BC


How many stars (*) does the snippet print?

  • A. the code is erroneous
  • B. five
  • C. four
  • D. two

Answer : A

Which line can be used instead of the comment to cause the snippet to produce the following expected output? (Select two answers)
Expected output:
1 2 3

  • A. c, b, a = b, a, c
  • B. c, b, a = a, c, b
  • C. a, b, c = c, a, b
  • D. a, b, c = a, b, c

Answer : AC

Page:    1 / 5   
Exam contains 73 questions

Talk to us!

Have any questions or issues ? Please dont hesitate to contact us