Charat method - Study guides, Class notes & Summaries

WGU C949 Data Structures and Algorithms Problem Solving Exam Questions and With Distinction level Marking scheme updated 2024/2025 What must be added to all input methods for them to work? - correct answer throws IO Exception What does the charAt () method do? - correct answer Returns a character at the specific position in the string object. What does the parse.Int() method do? - correct answer Converts the string type into an integer. What is an array? - correct answer A container ...

Name Answer Is the new operator required for Strings? no, it's optional In a string, When does + concat and when does it perform add If either operand involved in the + expression is a String, concatenation is used; otherwise, addition is used. What are 13 methods of the String class? cceeeilrsstttcharAt(),concat(),endsWith(), equals(), equalsIgnoreCase(), indexOf(),length(), replace(), startsWith(), substring(), toLowerCase(), toUpperCase(), andtrim() What are 10 methods of the Str...

WGU C949 - Data Structures And Algorithms exam with 100% correct answers 2024 What is a data structure? - answerAn arrangement of data inside a computers memory or a disk. Name 5 data types - answerBLASH: binary trees, linked lists, arrays, stacks, hash tables What do algorithms do? - answerManipulate the data in data structures in various ways such as sorting. What is real-world storage data? - answerData structure storage that describes physical entities external to the computer. Acce...

WGU C949 - Data Structures And Algorithms exam with 100% correct answers 2024 What is a data structure? - answerAn arrangement of data inside a computers memory or a disk. Name 5 data types - answerBLASH: binary trees, linked lists, arrays, stacks, hash tables What do algorithms do? - answerManipulate the data in data structures in various ways such as sorting. What is real-world storage data? - answerData structure storage that describes physical entities external to the computer. Acce...

A Correct Answer Streaming pull parsing refers to a programming model in which [A] A client application calls methods on an XML parsing library when it needs to interact with an XML infoset [B] An XML parser sends XML data to the client as the parser encounters elements in an XML infoset [C] Involves creating in-memory objects representing an entire document tree and the complete infoset state for an XML document. B Correct Answer Method getelementsbytagname return a node of list which ...

Rutgers University, Newark Mathematics & Computer Science Department Computers and Programming II Final Exam Student Name: __________________ Class and Section __________________ Total Points (240 pts) __________________ Multiple Choice (Select one answer) 1, Queues and stacks can be implemented using either arrays or linked lists. a. True b. False 2. Abstract Data Types have which of the following object-oriented features? a. information hiding b. inheritance c. polymorphism d. m...

MIST 4600 Exam 1, questions and answers with verified content input/output devices devices that are used to input to a computer (keyboard, mouse) or output (monitor) storage a disk stores files and other data memory RAM temporarily holds data read from storage Processor runs the computer's programs, reading and executing instructions from memory, performing operations, and reading/writing data from/to memory. clock governs the rate of the processor opera...

Data structures and Algorithms with Java -chapter 2 Exam Questions with Verified Solutions (Graded A+) All types that are not one of the eight primitive types are ___________________, including important entity types such as strings, arrays, and, streams. - Answers reference type A _______________ variable in java is a variable that somehow stores the memory address where an object resides. - Answers reference In Java, the only operators that are allowed for reference types (with one excepti...

Introduction to Strings in Java: Definition of strings Importance of strings in programming Overview of string manipulation Declaring and Initializing Strings: Syntax for declaring strings Different methods of initializing strings Examples illustrating string declaration and initialization String Concatenation: Explanation of concatenating strings Using the + operator for concatenation Concatenation with variables and literals String Methods: Commonly used string methods (e.g., leng...

COMPUTER SCIENCE FINAL EXAM Define the word "program". Correct answer- A set of instructions to achieve a specified goal. Explain why programming in machine language is undesirable Correct answer- Programming is 1s and 0s is very tedious and problematic. What language uses commands with mnemonic names and hexadecimal numbers? Correct answer- Assembly language What is the name of the translator used by Assembly Language? Correct answer- Assembler List 2 of Grace Hopper's accom...