CPSC 217 Midterm 2 Exam With 100% Correct And Verified Answers 2024, Exams of Advanced Education

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CPSC 217 Midterm 2 Exam With 100%

Correct And Verified Answers 2024

Nested Loop - Correct Answer-A loop inside the body of another loop. Infinite loop - Correct Answer-When the loop condition is always satisfied --> Loop never ends Functions - Correct Answer-Block of code that accomplishes a single purpose, such asa calculating an average from a list of values, or printing a message to code Parameters - Correct Answer-Acts like a variable and holds the value we give tot he function when we call it Arguments - Correct Answer-inputs that a function takes in Functions overview - Correct Answer-1. Facilitate code reuse

2. Reduce code complexity
3. Easy maintenance Scope of Variables - Correct Answer-Are memory locations that are used for the temporary storage of data Local Variables - Correct Answer-- Only accessible to the function where they are defined

• Memory is only allocated when the function is running and deallocated when the function reaches the end Local scope variable - Correct Answer-Variables that are declared within the body of a function Global scope variable - Correct Answer-Variables that are declared outside the body of a function Global Variables - Correct Answer-Variables declared in the main body of the program and so can be accessed anywhere in the code Global variable lifetime - Correct Answer-Exists until the program terminates Local variable lifetime - Correct Answer-Exists until the function containing it finishes List - Correct Answer-- Collection of values Element - Correct Answer-- Items in a list

• Each one has an index Index - Correct Answer-Unique integer identifying it position in the list Slicing a List - Correct Answer-Can produce copies and sub-lists of a list using the range of indices (:) indices - Correct Answer-plural of index Modifying Elements - Correct Answer-Lists are mutable, so their elements can be changed Mutable - Correct Answer-open to or capable of change Inster (i, x) - Correct Answer-Inserts a single element into a list at index i Extend (L) - Correct Answer-Extends the list by appending the given list to it Indexing - Correct Answer-Access a list element Membership - Correct Answer-Query whether or not an item is in the list Length - Correct Answer-Get the number of items in a list Append - Correct Answer-Add an item to the end of the list Insert - Correct Answer-Insert an item at certain position Sort - Correct Answer-Sort the list Reverse - Correct Answer-Reverse the items in the list Count - Correct Answer-Count the number of occurrences of an item Searching For Elements - Correct Answer-Use in to check if an item is present in a list Removing Elements - Correct Answer-Use the remove method
  • Removes the first occurrence of the item
  • Subsequent identical items remain in the list
  • Item must exist or a ValueError will occur Two dimensional (2D) Lists - Correct Answer-- A list of lists (Images, movies, tables, matrices -> all 2D data) Sorting - Correct Answer-The process of ordering elements of a list in ascending or descending order

Strings - Correct Answer-- Class (type) of objects that is represented as a sequence of characters in member

• Immutable. Meaning, their values cannot chance after is has been created String Concatenation - Correct Answer-- Combine two or more strings together
• print ('John' + 'Smith') = John Smith
• Cannot combine a string with an integer Method - Correct Answer-A function that is associated with a specific object/class Slice operator - Correct Answer-- [n:m] returns the part of the string from the n'th character to the m'th character
• Including the first but excluding the last
• default values are o and length - 1 split() - Correct Answer-- Function takes a string argument (delimiter) returns a list of words of the original string split on this delimiter