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What are Wrapper classes in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
185 views0 answers0 votes
Is it a good idea to use Generics in collections? Mixed Questions
OpenVaishnavi Talawar asked 3 years ago • Java
179 views0 answers0 votes
How does hashCode() method work in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
214 views0 answers0 votes
What is the reason for the overriding equals() method?
OpenVaishnavi Talawar asked 3 years ago • Java
223 views0 answers0 votes
In Java, what is the purpose of Properties file?
OpenVaishnavi Talawar asked 3 years ago • Java
179 views0 answers0 votes
What are the differences between Comparable and Comparator?
OpenVaishnavi Talawar asked 3 years ago • Java
416 views0 answers0 votes
What are the differences between a HashMap and a TreeMap?
OpenVaishnavi Talawar asked 3 years ago • Java
177 views0 answers0 votes
What are the differences between a HashMap and a Hashtable in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
220 views0 answers0 votes
In Java, how will you decide when to use a List, Set or a Map collection?
OpenVaishnavi Talawar asked 3 years ago • Java
231 views0 answers0 votes
What are the differences between a HashSet and TreeSet collection in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
212 views0 answers0 votes
What are the differences between a List and Set collection in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
190 views0 answers0 votes
In which scenario, LinkedList is better than ArrayList in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
196 views0 answers0 votes
What are the main differences between Collection and Collections?
OpenVaishnavi Talawar asked 3 years ago • Java
255 views0 answers0 votes
What is the root interface of Collection hierarchy in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
244 views0 answers1 votes
What are the main benefits of Collections Framework in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
221 views0 answers0 votes
What is the difference between Collection and Collections Framework in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
266 views0 answers0 votes
What is the difference between Singleton class and Static class? Java Collection
OpenVaishnavi Talawar asked 3 years ago • Java
193 views0 answers0 votes
What is a Singleton class?
OpenVaishnavi Talawar asked 3 years ago • Java
231 views0 answers0 votes
What is the difference between Shallow Copy and Deep Copy in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
191 views0 answers0 votes
What is the other name of Shallow Copy in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
258 views0 answers0 votes
What is System, out and println in System.out.println method call?
OpenVaishnavi Talawar asked 3 years ago • Java
216 views0 answers0 votes
What is System class?
OpenVaishnavi Talawar asked 3 years ago • Java
212 views0 answers0 votes
What is the purpose of native method in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
170 views0 answers0 votes
What are Wrapper classes in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
203 views0 answers0 votes
Is it a good idea to use Generics in collections? Mixed Questions
OpenVaishnavi Talawar asked 3 years ago • Java
209 views0 answers0 votes
How does hashCode() method work in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
264 views0 answers0 votes
What is the reason for the overriding equals() method?
OpenVaishnavi Talawar asked 3 years ago • Java
172 views0 answers0 votes
In Java, what is the purpose of Properties file?
OpenVaishnavi Talawar asked 3 years ago • Java
295 views0 answers0 votes
What are the differences between Comparable and Comparator?
OpenVaishnavi Talawar asked 3 years ago • Java
169 views0 answers0 votes
What are the differences between a HashMap and a TreeMap?
OpenVaishnavi Talawar asked 3 years ago • Java
223 views0 answers0 votes
What are the differences between a HashMap and a Hashtable in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
176 views0 answers0 votes
What are the differences between a HashMap and a Hashtable in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
219 views0 answers0 votes
In Java, how will you decide when to use a List, Set or a Map collection?
OpenVaishnavi Talawar asked 3 years ago • Java
265 views0 answers0 votes
What are the differences between a HashSet and TreeSet collection in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
260 views0 answers0 votes
What are the differences between a List and Set collection in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
203 views0 answers0 votes
In which scenario, LinkedList is better than ArrayList in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
182 views0 answers0 votes
What are the differences between Collection and Collections in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
196 views0 answers0 votes
What are the differences between the two data structures: a Vector and an Array List?
OpenVaishnavi Talawar asked 3 years ago • Java
188 views0 answers0 votes
How notify() method is different from notifyAll() method? Collections
OpenVaishnavi Talawar asked 3 years ago • Java
264 views0 answers0 votes
In Java, is it possible to lock an object for exclusive use by a thread?
OpenVaishnavi Talawar asked 3 years ago • Java
243 views0 answers0 votes
In what scenarios can we interrupt a thread?
OpenVaishnavi Talawar asked 3 years ago • Java
192 views0 answers0 votes
Can we start a thread two times in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
180 views0 answers0 votes
How will you make a user thread into daemon thread if it has already started?
OpenVaishnavi Talawar asked 3 years ago • Java
400 views0 answers0 votes
Is it possible to call run() method instead of start() on a thread in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
354 views0 answers0 votes
What are the differences between Pre-emptive Scheduling Scheduler and Time Slicing Scheduler?
OpenVaishnavi Talawar asked 3 years ago • Java
168 views0 answers0 votes
What is a Thread’s priority and how it is used in scheduling?
OpenVaishnavi Talawar asked 3 years ago • Java
214 views0 answers0 votes
What is a Thread in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
352 views0 answers0 votes
What are the disadvantages of Multithreading?
OpenVaishnavi Talawar asked 3 years ago • Java
252 views0 answers0 votes
What are the advantages of Multithreading?
OpenVaishnavi Talawar asked 3 years ago • Java
171 views0 answers0 votes
How Multi-threading works in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
206 views0 answers0 votes
When we override a method in a Child class, can we throw an additional Exception that is not thrown by the Parent class method? Multi-threading
OpenVaishnavi Talawar asked 3 years ago • Java
230 views0 answers0 votes
What is the concept of Exception Propagation?
OpenVaishnavi Talawar asked 3 years ago • Java
180 views0 answers0 votes
What is the difference between throw and throws in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
180 views0 answers0 votes
Can we re-throw an Exception in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
242 views0 answers0 votes
In what scenarios, a finally block will not be executed?
OpenVaishnavi Talawar asked 3 years ago • Java
316 views0 answers0 votes
Do we have to always put a catch block after a try block?
OpenVaishnavi Talawar asked 3 years ago • Java
173 views0 answers0 votes
Can we create a finally block without creating a catch block?
OpenVaishnavi Talawar asked 3 years ago • Java
290 views0 answers0 votes
What is the use of finally block in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
208 views0 answers0 votes
What is a finally block in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
263 views0 answers0 votes
What is the base class for Error and Exception classes in Java?
OpenVaishnavi Talawar asked 3 years ago • Java
185 views0 answers0 votes
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