Lab Quiz Four

\(\boxdot\) General Information

• First Half: closed resources - Multiple Choice or Short Answer

• Second Half: allowable resources are RSI Textbook, course web notes, Python Tutor, PyCharm, methods cheat sheet

• Textbook Sections: Chapter 9, Sections 10 - 17 and Chapter 10, Sections 1 - 18

• 65 minutes

\(\boxdot\) Primary Topics

Selection

• unary

  if boolean_value:  
       .
       .

• binary

  if boolean_value:  
       .
       .
  else:  
       .  
       .

• chained

  if boolean_value1:  
       .
       .  
  elif boolean_value2:  
       .  
       .  
  elif boolean_value3:  
       .  
       .  
  else  (optional)  
       .  
       .  

Iteration

• for loops (definite)

  • for item in a_list:

  • for i in range(len(a_list)):

• while loops (indefinite)

  • while boolean_object:

  • sentinel value

Strings - ' ' or " "

• string traversal

• string functions, operators and methods:

  • + - concatenation operator

  • * - repetition operator

  • : - slice operator

  • <, ==, <=, >=, != - comparison operators

  • in and not in operators

  • len() function

  • strip() method

  • split() method

  • replace() method

lists [ ]

• list traversal

• list functions, operators and methods:

  • len( ) function

  • + - concatenation operator

  • * - repetition operator

  • : - slice operator

  • append()

  • insert()

  • pop()

  • reverse()

  • index()

  • count()

  • remove()

\(\boxdot\) Types of Questions

• multiple choice and/or short answer:

  • basic mathematics binary operators and precedence

  • for and while loops

  • strings

  • lists

  • methods, functions and operators for strings

  • methods, functions and operators for lists

  • accumulator pattern

  • boolean expressions using comparison operators

  • precedence : mathematical operators, relational operators, logical operators

  • selection (if, if - else, if - elif - else)

• code reading:

  • program flow of execution (main() and other functions)

  • accumulator pattern

  • variable values at certain locations in the code

  • function return values

• code writing: (Textbook Active Code Window)

  • for and while loops

  • strings

  • lists

  • random module functions - random() and randrange()

  • accumulator pattern

  • boolean expressions using comparison operators

  • precedence : mathematical operators, relational operators, logical operators

  • selection (if, if - else, if - elif - else)

• not included

  • L-Systems

  • Turtle graphics