Stack items inserted on - Study guides, Class notes & Summaries

WGU C949 Data Structures and Algorithms I Exam Review (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct Q: Queue Answer: ADT in which items are inserted at the end and removed from the front. Common data structures: linked list FIFO Q: Deque ("deck") Answer: ADT in which items can be removed at both the front and back. Common data structures: linked list Q: Bag Answer: ADT for storing items in which the order does not matter and duplicate items ...

WGU C949 Competency study guide Exam test questions with approved Answers 2024/2025 Array in java - correct answer generic class that supports different data types. Declared as follows, where t is the data type. Tuple - correct answer sequence type: an immutable container with ordered elements. Stack - correct answer an adt in which items are only inserted on or removed from the top of a stack. *last-in first-out Underlying data structures: linked list Push(stack, x), pop(stack)...

inserting a new item at the beginning it causes no shift to the data what is an advantage of a linked list over an array?n N In the worst case, inserting a new node into a tree with N nodes requires how many comparisons? reference count A _____________is an integer counter that represents how many variables reference an object. When an object's reference count is 0, that object is no longer referenced. Branching directs a program to execute either one group of st...

WGU C949 - Data Structures And Algorithms exam with 100% correct answers 2024 Task decomposition - answermeans to reduce a complex task into simpler basic steps, making the whole task easier to solve. interactive interpreter - answeris a program that allows the user to execute one line of code at a time. A statement - answeris a program instruction. A program mostly consists of a series of statements, each statement usually appears on its own line. Expressions - answerare code that retu...

WGU C949 - Data Structures And Algorithms exam with 100% correct answers 2024 Task decomposition - answermeans to reduce a complex task into simpler basic steps, making the whole task easier to solve. interactive interpreter - answeris a program that allows the user to execute one line of code at a time. A statement - answeris a program instruction. A program mostly consists of a series of statements, each statement usually appears on its own line. Expressions - answerare code that retu...

Array A data structure that stores an ordered list of items, with each item is directly accessible by a positional index. Linked List A data structure that stores ordered list of items in nodes, where each node stores data and has a pointer to the next node. Bianary Search Tree A data structure in which each node stores data and has up to two children, known as a left child and a right child. Hash Table A data structure that stores unordered items by mapping (or hashing)...

record - data structure that stores subitems, with a name associated with each subitem array - a data structure that stores an ordered list of items, with each item is directly accessible by a positional index homogeneous data elements linked list - data structure that stores *ordered* list of items in nodes, where each node stores data and has a pointer to the next node; can have multiple subitems binary tree - A data structure that consists of nodes, with one root node at the base of the...

Array A data structure that stores an ordered list of items, with each item is directly accessible by a positional index. Linked List A data structure that stores ordered list of items in nodes, where each node stores data and has a pointer to the next node. Bianary Search Tree A data structure in which each node stores data and has up to two children, known as a left child and a right child. Hash Table A data structure that stores unordered items by mapping (or hashing)...

WGU C949 - Data Structures And Algorithms Exam with Latest Questions and Answers. Algorithm - Answer- Describes a sequence of steps to solve a computational problem or perform a calculation. Computational Problem - Answer- Specifies an input, a question about the input that can be answered using a computer, and the desired output. Longest Common Substring - Answer- An algorithm that determines the longest common substring that exists in two inputs strings. Binary Search - Answer- An effic...

WGU C949 - Data Structures And Algorithms Exam with Latest Questions and Answers. Algorithm - Answer- Describes a sequence of steps to solve a computational problem or perform a calculation. Computational Problem - Answer- Specifies an input, a question about the input that can be answered using a computer, and the desired output. Longest Common Substring - Answer- An algorithm that determines the longest common substring that exists in two inputs strings. Binary Search - Answer- An effic...