P46 – ArrayList & Vector in Java | Collections | Core Java | Java Programming |
In this video, I have explained about “ArrayList & Vector in Java “.
Points covered in this video:
❇️ What is a List?
❇️ Hierarchy of List Interface in java
❇️ Implementation of ArrayList and Vector
❇️ How to use ArrayList?
❇️ How to use Vector?
❇️ Important points to remember
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🔥🔥 Some important questions answered in this video are:
✴ What is the default capacity of arrayList? (Capacity when elements are not added to the arrayList)
✴ What is the initial capacity of arrayList?
✴ Does arraylist allow duplicate elements?
✴ Does arraylist allow null values?
✴ Does arraylist maintain the insertion order?
✴ Does arraylist maintain the sorted order?
✴ Does arraylist offer the random access of elements?
✴ Is arraylist synchronized?
✴ What is arraylist good at?
✴ What is the default capacity of vector? (Capacity when elements are not added to the list)
✴ What is the initial capacity of vector?
✴ Does vector allow duplicate elements?
✴ Does vector allow null values?
✴ Does vector maintain the insertion order?
✴ Does vector maintain the sorted order?
✴ Does vector offer the random access of elements?
✴ Is vector synchronized?
✴ What is vector good at?
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Java programming by Yadagiri Reddy