|
Explain authentication and authorization
|
|
0
|
46
|
March 24, 2025
|
|
Difference between String, Stringbuffer and StringBuilder
|
|
0
|
22
|
March 24, 2025
|
|
Explain the implementation of hashmap in Java
|
|
0
|
4
|
March 24, 2025
|
|
Explain the differences between Arraylist and Vector in Java
|
|
0
|
17
|
March 24, 2025
|
|
What is the difference between hashmap and hashtable
|
|
0
|
3
|
March 24, 2025
|
|
What is the difference between array and linkedlist?
|
|
0
|
15
|
March 24, 2025
|
|
Difference between List, Set and Map in Java
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0
|
41
|
March 24, 2025
|
|
Why String is Immutable in Java?
|
|
0
|
22
|
March 24, 2025
|
|
What is the difference between .equals() and == operator?
|
|
0
|
31
|
March 24, 2025
|
|
Explain the difference between hashmap and hashset
|
|
0
|
6
|
March 24, 2025
|
|
What is the difference between the get() method and getOrDefault() method in HashMap?
|
|
0
|
29
|
March 24, 2025
|
|
Mention some advantages and disadvantages of Arrays
|
|
0
|
42
|
March 24, 2025
|
|
Where is an Array stored in JVM memory?
|
|
0
|
24
|
March 24, 2025
|
|
What is the purpose of the finalize() method?
|
|
0
|
12
|
March 24, 2025
|
|
What are the different interfaces and classes in collection framework?
|
|
0
|
5
|
March 24, 2025
|
|
How to synchronize List, Set and Map elements?
|
|
0
|
10
|
March 24, 2025
|
|
What are the significant advantages of Java 8?
|
|
0
|
9
|
March 24, 2025
|
|
Can we have a default method in an Interface? If yes, then why is it required?
|
|
0
|
24
|
March 24, 2025
|
|
What is Auto boxing in java?
|
|
0
|
9
|
March 24, 2025
|
|
What is the Java interface? Can you write down an example? Can you give a real life example?
|
|
0
|
14
|
March 24, 2025
|
|
What does abstraction mean?
|
|
0
|
7
|
March 24, 2025
|
|
What is another name for method overloading?
|
|
0
|
3
|
March 24, 2025
|
|
What is reflection in Java?
|
|
0
|
8
|
March 24, 2025
|
|
What is the final access modifier in java?
|
|
0
|
9
|
March 24, 2025
|
|
If we change the access specifier under function overriding what will happen? Is this allowed?
|
|
0
|
7
|
March 24, 2025
|
|
Why Multiple Inheritance not possible in java?
|
|
0
|
2
|
March 24, 2025
|
|
Why do you need getters/setters? Have you used private variables with getters/setters - why do you need them?
|
|
0
|
11
|
March 24, 2025
|
|
What is throws? When should you use throws vs try/catch?
|
|
0
|
15
|
March 24, 2025
|
|
How does the Exception flow proceed?
|
|
0
|
5
|
March 24, 2025
|
|
What is the importance of finally blocks in Java?
|
|
0
|
10
|
March 24, 2025
|