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Certified Entry-Level Python Programmer (PCEP) Quiz Questions and Answers

Answer :
  • none of the above

Explanation :

Neither of 0.1, 0.2 and 0.3 can be represented accurately in binary. The round off errors from 0.1 and 0.2 accumulate and hence there is a difference of 5.5511e-17 between (0.1 + 0.2) and 0.3.
Answer :
  • a={5,6,7}

Explanation :

There exists add method for set data type. However 5 isn't added again as set consists of only non-duplicate elements and 5 already exists in the set. Execute in python shell to verify.
Answer :
  • Ability of a class to derive members of another class as a part of its own definition

Explanation :

If the class definition is class B(A): then class B inherits the methods of class A. This is called inheritance.
Answer :
  • 0

Explanation :

Python rounds off numbers away from 0 when the number to be rounded off is exactly halfway through.
Answer :
  • Float

Explanation :

Infinity is a special case of floating point numbers. It can be obtained by float('inf').