Subjects
PRICING
COURSES
SIGN IN
Start Free Trial
Archi D.
Java Developer At Oracle
Tutor Satisfaction Guarantee
Web Development
TutorMe
Question:

What is web container?

Archi D.
Answer:

Web Container is special JVM which manages the life cycle of server side pages.

Java Programming
TutorMe
Question:

If a method in superclass throws NullPointerException , can we override it with a method which throws RuntimeException?

Archi D.
Answer:

Yes. you can throw RuntimeException of superclass in overridden method, but you can not do same if its checked Exception.

Databases
TutorMe
Question:

What data structure is used to store the primary key index ?

Archi D.
Answer:

Most database(like Oracle, Mysql, Solar) uses B+ tree data structure to store the primary key index.

Send a message explaining your
needs and Archi will reply soon.
Contact Archi
Ready now? Request a lesson.
Start Session
FAQs
What is a lesson?
A lesson is virtual lesson space on our platform where you and a tutor can communicate. You'll have the option to communicate using video/audio as well as text chat. You can also upload documents, edit papers in real time and use our cutting-edge virtual whiteboard.
How do I begin a lesson?
If the tutor is currently online, you can click the "Start Session" button above. If they are offline, you can always send them a message to schedule a lesson.
Who are TutorMe tutors?
Many of our tutors are current college students or recent graduates of top-tier universities like MIT, Harvard and USC. TutorMe has thousands of top-quality tutors available to work with you.