What is Spring Framework?

Servlet technology is used to create a web application (resides on the server-side and generates a dynamic web page). Servlet is a class that extends the capabilities of the servers and responds to incoming requests. It can respond to any requests.

What is a web application?

CSS flexbox layout allows you to easily format HTML. Flexbox makes it simple to align items vertically and horizontally using rows and columns. Items will “flex” to different sizes to fill the space.

There were four layout modes:

  • Block, for sections in a webpage
  • Inline, for text
  • Table, for two-dimensional…

Normalization rules divide larger tables into smaller tables and link them using relationships. The purpose of Normalization in SQL is to eliminate repetitive data and ensure data is stored logically.

It is used to minimize the redundancy from a relation or set of relations. It is also used to eliminate…

A collection is an object that can hold references to other objects.

Java Collection framework provides many interfaces (Set, List, Queue, Deque) and classes (ArrayList, Vector, LinkedList, PriorityQueue, HashSet, LinkedHashSet, TreeSet).

Hierarchy of Collection Framework

List:-

A collection is an object that can hold references to other objects.

Java Collection framework provides many interfaces (Set, List, Queue, Deque) and classes (ArrayList, Vector, LinkedList, PriorityQueue, HashSet, LinkedHashSet, TreeSet).

Iterator in Java

Before starting about object-oriented programming, let us first think about what is an “object”.

Object:

blueprint from which you can create an individual object. An object is a real-world entity that has a state and behavior e.g., chair, bike, marker, pen, table, car, etc.

Class:

Vaibhav Bharadwaj

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