Java questions Study guides, Class notes & Summaries

AP Computer Science - Chapter 2 Review Questions with Verified Solutions Which of the following data types is used to store a single character in Java? A) `String` B) `int` C) `char` D) `boolean` Answer: C) char What will be the result of the following code snippet? ```java int a = 10; int b = 3; int result = a / b; 2 Sln(result); ``` A) `3.33` B) `3` C) `10` D) `0` Answer: B) 3 How do you declare an `ArrayList` of `Integer` objects in Java? A) `A...

KEY JAVA ( CODE ) EXAM WITH COMPLETE QUESTIONS AND ANSWERS...

AP Computer Science A Questions and Answers 100% Pass Consider the following code segment: ```java int[] numbers = {1, 2, 3, 4, 5}; int sum = 0; for (int i = 0; i < h; i++) { sum += numbers[i]; } ``` What does the code segment do? The code segment calculates the sum of all the elements in the `numbers` array and stores the result in the `sum` variable. The final value of `sum` will be 15. Consider the following code segment: ```java String str = "hello"; 2 st...

interview questions (java developer) | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions

AP Computer Science A Premium, 12th Edition: Prep Book with 6 Practice Tests + Comprehensive Review + Online Practice (Barron's AP Prep) 2024 with complete solution Barron’s AP Computer Science A Premium, 12th Edition includes in‑depth content review and practice. It’s the only book you’ll need to be prepared for exam day. Written by Experienced Educators Learn from Barron’s‑‑all content is written and reviewed by AP experts Build your understanding with comprehensive re...

ASU CSE 110 FINAL (JAVA) 2023 complete basic tested exam questions and answers fall 2022-2023

CSE 110 Final Exam 2024 Questions & Answers | 57 Questions with 100% Correct Answers | Updated & Verified Which of the following are Java primitive data types? - Float Boolean Char Int Double Which of the following are NOT Java primitive data types? - String Random Array Math class Which of the following are Java primitive data types? - Float Int Boolean Char Double Which of the following are NOT Java primitive data types? - String Static Array Math

Interview Questions (Java Developer); Questions and Answers 100% Pass What is a immutable class? Correct answer-A defined class where state of the object cannot be modified. What is the default sorting order in TreeMap? Correct answer-Natural Ordering What is the difference between wait() and sleep() Correct answer-wait is from the object class, used from synchronized object block until lock is acquired . Simply used for thread synchronization

Top 1000 Java Interview Questions Includes Spring, Hibernate, Microservices, GIT, Maven, JSP, AWS, Cloud Computing (latest edition)

Java 8 Questions for Oracle Certified Associate Java SE 8 Programmer 1 with complete solutions 2023/2024 What year was the Java programming created - ANSWER-1995 What does OCA stand for - ANSWER-Oracle Certified Associate What are the 2 tests for Java developers provided by Oracle - ANSWER-OCA and OCP The full declaration of a method is called the method ____ - ANSWER-signature True or False - can you add a multiline comment within a multiline comment? - ANSWER-false How many...