Difference between abstract class and Interfaces in Java
- 9 Answers
- 17855 Views
- Nest, Persistent, Yantro Software, I also Faced
- E-Mail Answers
Answer Posted / narasimha raju
An abstract classes can have concrete methods and declares
abstract method which method can implement in different
ways. whereas in interface all are abstract methods.
in abstract class we can declare any type of variable
but in interface all are final variables.
| Is This Answer Correct ? | 8 Yes | 5 No |
Post New Answer View All Answers
You are given a dictionary of all valid words. You have the following 3 operations permitted on a word: delete a character, insert a character, replace a character. Now given two words - word1 and word2 - find the minimum number of steps required to convert word1 to word2. (one operation counts as 1 step.)
Hey this is venkatesh.Please can any body tell me what is SFLNXTCHG?where we use this keyword?what perpuse we use this?Can you tell me in real time senario with example? And in 7 specification(RPG/400)what is the mandatory specification using programs?
what are all the validation we need to perform in data stage?
What are events in smartforms?
how to stop execution of step 3 in a job mainframe
What is Negative testing?
5. Which of the following can you do with DB2 Express- C? Query databases with SQL Query databases with XML using XQuery and XPath Use SQL in Xquery and Xquery in SQL All of the above
4. What is the need of START 0? Instead if can we use any other numeric? If we use what will happen?
How many forms can you create in a Visual Basic 6 Standard EXE project? Is there any limit on that?
8.In DSP,Define Signal and System?and various type of signals.
1. How many jobs can we write in a single file? 2. How many maximum members can exist in a single partition data set(pds) in jcl?
what does mean and stack mean in genral programming?
is it possible to desable particular parameter of the normal orcle report based on some condition ?????? if yes,wht is the function for desabling a parameter...
when we use mantis? how learn mantis?
give idea for creating screen in abap
