Java FAQ

The Most Popular Java Interview Questions

[Java FAQ @javafaq]

What is 1st and 2nd level cache in Hibernate? https://t.co/JDE2y1orJO

[Java FAQ @javafaq]

What are possible states of hibernate entity? https://t.co/OOomjhGolm

[Java FAQ @javafaq]

What hierarchy-to-tables mapping strategies do you know? https://t.co/HUvbtoLASn

[Java FAQ @javafaq]

What types of Collections are available in Hibernate? https://t.co/cgXs6FuPeP

[Java FAQ @javafaq]

What is a generic type? https://t.co/pruZDe1Cm7

[Java FAQ @javafaq]

What is the difference between TreeSet and LinkedHashSet? https://t.co/uNVTpJHhRN

[Java FAQ @javafaq]

What is the difference between synchronized block of code and synchronized method? https://t.co/Rc35VLL851

[Java FAQ @javafaq]

Please explain how wait() and notify() cooperate? https://t.co/jdNIVAiCMH

[Java FAQ @javafaq]

What for is the `volatile` keyword? https://t.co/9vU4RfnGJy

[Java FAQ @javafaq]

What utils do you know from java.util.concurrent.* package? https://t.co/ivKF89oG3R

[Java FAQ @javafaq]

What for ThreadLocal variables are needed? https://t.co/MWIZHGzHRK

[Java FAQ @javafaq]

What is the difference between fail-fast, fail-safe and weakly consistent iterators? https://t.co/WAna6vlAfB

[Java FAQ @javafaq]

What is a livelock? https://t.co/6Gh6sw0fNs

[Java FAQ @javafaq]

What is a deadlock? https://t.co/NU7Mb71AUC

[Java FAQ @javafaq]

What is an IoC? https://t.co/q9pUgQ5byU

[Java FAQ @javafaq]

What major patterns does the Java API implement? https://t.co/YDKzI4niBf

[Java FAQ @javafaq]

What is the difference between ArrayList and LinkedList? https://t.co/aFXhdFmYWE

[Java FAQ @javafaq]

What problems enum type resolves? https://t.co/yC4WBZ61h2

[Java FAQ @javafaq]

Is it possible that finally block is not executed? https://t.co/Wtk2s1EXVJ

[Java FAQ @javafaq]

What is the difference between Error and Exception? https://t.co/ZCUojkjhSM