Difference between factory and abstract factory design pattern?
Lead Java Developer Interview Questions
12,708 lead java developer interview questions shared by candidates
1). Difference between ArrayList and LinkedList? 2). What is Map? 3). What is Vector? 4). Difference between Overloading and Overriding? 5). Can possible to create Object for Parent class with child class reference? ex: Class A{ //Statements } Class B extends A{ //Statements PSVM(){ B Reference_Variable=new A(); } } 6). What is Synchronization? 7). what is the time complexity of Arraylist and Linked List? 8). Write a program to print the higher version of a Value? Ex: Value1=7.3.4.2.5.9 Value2=7.3.2.3.8.1 o/p: 7.3.4.2.5.9 in these 2 values write a program to print the Higher Version? 9). Test case: "Hai i am SAP" O/P: "iaH i ma PAS" write a program in java for above O/P? 10). About Project? 11). Flow of execution of a project with Architecture? 12).Basic SQL Questions? (DDL DML TCl Commands) 13). About Agile/Driven Methodology? 14). What is final keyword? 15) what is Data hiding? 16) Design patterns? (Singleton Design Pattern program) 17). Internal implementation of HashSet?
Describe some of the projects listed on your resume.
How do you describe Lambda expression in Java 8?
1. Create a singleton class? 2. Runnable vs Callable?
Nonsensical Java questions that no one expects any valid answers to
opps concept, mysql query on join
Qual diferença entre UDP e TCP?
Java Streams and lambda expressions.
Spring annotations
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