Python Institute PCPP-32-101 Online Practice Questions and Exam Preparation

Python Institute PCPP-32-101 Online Questions & Answers

• Question 11:

  Select the true statements related to PEP 8 programming recommendations for code writing. (Select two answers:)

  A. You should use the not ... is operator (e.g. if not spam is None:), rather than the is not operator (e.g.if spam is notNone:), to increase readability.
  B. You should make object type comparisons using the ismstanceQ method (e.g. if isinstance (obj, int) :) instead of comparing types directly (eg if type(obj) is type(i)).
  C. You should write code in a way that favors the CPython implementation over PyPy, Cython. and Jython.
  D. You should not write string literals that rely on significant trailing whitespaces as they may be visually indistinguishable, and certain editors may trim them
  B. You should make object type comparisons using the ismstanceQ method (e.g. if isinstance (obj, int) :) instead of comparing types directly (eg if type(obj) is type(i)).
  D. You should not write string literals that rely on significant trailing whitespaces as they may be visually indistinguishable, and certain editors may trim them

• Question 12:

  Select the true statements about sockets. (Select two answers)

  A. A socket is a connection point that enables a two-way communication between programs running in a network.
  B. A socket is always the secure means by which computers on a network can safely communicate, without the risk of exposure to an attack
  C. A socket is a connection point that enables a one-way communication only between remote processes
  D. A socket can be used to establish a communication endpoint for processes running on the same or different machines.
  A. A socket is a connection point that enables a two-way communication between programs running in a network.
  D. A socket can be used to establish a communication endpoint for processes running on the same or different machines.

• Question 13:

  Analyze the following snippet and choose the best statement that describes it.

  

  A. self. name is the name of a class variable.
  B. varl is the name of a global variable
  C. Excalibur is the value passed to an instance variable
  D. Weapon is the value passed to an instance variable
  C. Excalibur is the value passed to an instance variable

• Question 14:

  Select the true statements about the sqlite3 module. (Select two answers.)

  A. The fetchalt method returns None when no rows are available
  B. The execute method allows you to perform several queries at once
  C. The execute method is provided by the Cursor class
  D. The fetchone method returns None when no rows are available
  C. The execute method is provided by the Cursor class
  D. The fetchone method returns None when no rows are available

• Question 15:

  Analyze the following snippet and decide whether the code is correct and/or which method should be distinguished as a class method.

  

  A. There is only one initializer, so there is no need for a class method.
  B. The getNumberofCrosswords () method should be decorated With @classmethod.
  C. The code is erroneous.
  D. The gexNumberOfcrosswords () and issrived methods should be decorated with @classzoechod.
  B. The getNumberofCrosswords () method should be decorated With @classmethod.

• Question 16:

  Analyze the following snippet and select the statement that best describes it.

  

  A. The code is syntactically correct despite the fact that the names of the function parameters do not follow the naming convention
  B. The *arg parameter holds a list of unnamed parameters
  C. The code is missing a placeholder for unnamed parameters.
  D. The code is syntactically incorrect - the function should be defined as def f1 (*args, **kwargs) :
  B. The *arg parameter holds a list of unnamed parameters

• Question 17:

  If purple can be obtained from mixing red and blue, which color codes represent the two ingredients? Select two answers)

  A. #FFFFFF
  B. #0000FF
  C. #FF0000
  D. #000000
  B. #0000FF
  C. #FF0000

• Question 18:

  What is true about the invocation of the cget () method?

  A. It can be used to read widget attributes.
  B. It has the same effect as the config () method.
  C. It can be used to set new values to widget attributes.
  D. It can be replaced with a dictionary-like access manner.
  A. It can be used to read widget attributes.

• Question 19:

  What is a static method?

  A. A method that works on the class itself
  B. A method decorated with the @method trait
  C. A method that requires no parameters referring to the class itself
  D. A method that works on class objects that are instantiated
  C. A method that requires no parameters referring to the class itself

• Question 20:

  Look at the following code snippets and decide which ones follow PEP 8 recommendations for whitespacesin expressions and statements(Select two answers.)

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  A. Option A
  C. Option C