is this possible to create an array of 0 length? if so how? if not so why? coz we have an array in main() likw this "static void main(String [] s) then what it signifies?
3 16990what is the difference between abstract class and Interface?where we can use it in realtime projects?
Agile Software, Cognizant, IBM, Innodata, Logica CMG, Mitosis, Nagarro, Value Chain,
23 64736why java does not support multiple inheritance
Diamond, Euclid, Evergent, KLKJ, Mind Tree, NIIT, SSI Small Scale Industries, Wipro,
41 93068what is the difference between ArrayList and Vector
KPIT, Sasken, Satyam, Span Infotech, Wipro,
19 43630
You can create a string object as string str = “abc”; why cant a button object be created as button bt = “abc”;? Explain
What advantage do java's layout managers provide over traditional windowing systems?
What is meant by javabeans?
Explain public static void main(string args[]).
What is the applet security manager, and what does it provide?
2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?
Where pragma is used?
What is Java Reflection API? Why it’s so important to have?
What is hashset in java?
What is length in java?
What is super keyword explain with example?
State differences between C and Java?
What are java annotations?
How are observer and observable used in java programming?
When do you call copy constructor?