Python Institute PCAP-31-03 Exam Questions Instant Access

Question 1

Which of the following sentences are true? (Select two answers)

Alists may not be stored inside tuples

Btuples may be stored inside lists

Ctuples may not be stored inside tuples

Dlists may be stored inside lists

Answer : B, D

Question 2

What is the expected output of the following code if there is no file named non existing_file inside the working directory?

A2 2

B1 3

C1 2 3

D2 2 3

Answer : B

Question 3

The first parameter of each method:

Aholds a reference to the currently processed object

Bis always set to None

Cis set to a unique random value

Dis set by the first argument's value

Answer : D

The first argument of every class method, including init, is always a reference to the current instance of the class. By convention, this argument is always named self. In the init method, self refers to the newly created object; in other class methods, it refers to the instance whose method was called

Question 4

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

Aan integer value identifying an opened file

Ban error code (0 means success)

Ca stream object

Dalways None

Answer : C

Question 5

Assuming that the code below has been executed successfully, which of the following expressions evaluate to True? (Select two answers)

A'var' in Object.__dict__

B'prop' in Class.__dict

Clen(Object.__diet__) == 1

D'var1 in Class, dict

Answer : A, C

Question 6

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

As.write('Hello\n')

Bwrite(s, 'Hello')

Cs.writeln('Hello')

Ds.writeline('Hello')

Answer : A

Question 7

What is true about Python class constructors? (Select two answers)

Athe constructor's first parameter identifies an object currently being created

Bthe constructor cannot use the default values of the parameters

Cthe constructor can be invoked directly under strictly defined circumstances

Dsuper-class constructor is invoked implicitly during constructor execution

Answer : A, C

Python Institute Certified Associate in Python Programming PCAP-31-03 Exam Questions