Java questions - Study guides, Class notes & Summaries

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

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

Java Interview; Questions and Answers 100% Pass How to delete a character in a String Correct answer-Because Strings in Java are immutable. You'll have to create a new string removing the character you don't want. String newstr = ring(0, idx) + ring(idx + 1); public String removeChar(String str, Integer n) { String front = ring(0, n); String back = ring(n+1, h()); return front + back

INTERVIEW QUESTIONS (JAVA DEVELOPER)

Java Interview | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions

Java Developer OCA; Questions and Answers 100% Pass What is ion.Predicate? CORRECT ANSWER-It is an interface that has only one abstract method (among other non-abstract methods) with the signature public boolean test(T t). True or False: A method with no access modifier defined in a class can be overridden by a method marked protected (assuming that it is not final) in the sub class. CORRECT ANSWER-True An Overriding method is allowed to make the overridden method more accessible, a...

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

CIS 3145 MidTerm Exam Review Questions With Complete Solutions What is the Java Programming Language? - Correct Answer It was released in 1995 as a part of Sun Microsystems' Java platform. The language has developed much of its syntax from C and C++. Java applications are usually compiled to bytecode (class file) that can run on any Java Virtual Machine (JVM). Java is currently one of the most popular programming languages being used. How does the Java language compare to other languages? -...