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I applied via Referral and was interviewed in Aug 2020. There were 4 interview rounds.
I applied via Naukri.com and was interviewed in Sep 2018. There were 2 interview rounds.
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posted on 20 May 2017
I was interviewed in May 2017.
Yes, the string class can be extended in most programming languages.
Inheritance can be used to extend the functionality of the string class.
By creating a new class that inherits from the string class, additional methods and properties can be added.
Extending the string class allows for customization and adding specific functionality to strings.
Example: In Python, the string class can be extended by creating a new class
Implicit objects in JSP are predefined objects that are available for use without any declaration or initialization.
Implicit objects in JSP include request, response, session, application, out, config, pageContext, page, exception, and others.
These objects provide access to various aspects of the JSP environment and can be used to perform common tasks.
For example, the request object allows access to HTTP request parame...
A hash map is a data structure that uses a hash function to map keys to values.
Hash map stores key-value pairs
It uses a hash function to compute an index for each key
Collisions can occur when two keys hash to the same index
Hash maps provide fast access to values based on their keys
StringBuffer and StringBuilder are both used to manipulate strings, but StringBuffer is thread-safe while StringBuilder is not.
StringBuffer is synchronized, making it safe for use in multi-threaded environments.
StringBuilder is not synchronized, making it faster but not thread-safe.
StringBuffer is preferred when multiple threads are involved, while StringBuilder is preferred for single-threaded scenarios.
Both classes p...
MVC is a software architectural pattern that separates an application into three main components: Model, View, and Controller.
Model represents the data and business logic of the application.
View is responsible for displaying the user interface.
Controller handles user input, updates the model, and interacts with the view.
MVC promotes separation of concerns and modularity in software development.
Example: In a web applica...
Annotations used in RESTful web services
1. @Path - Specifies the URI path for the resource
2. @GET - Specifies that the method handles HTTP GET requests
3. @POST - Specifies that the method handles HTTP POST requests
4. @PUT - Specifies that the method handles HTTP PUT requests
5. @DELETE - Specifies that the method handles HTTP DELETE requests
6. @PathParam - Binds the value of a URI template parameter to a method paramete...
I applied via Campus Placement
I was interviewed in Jan 2017.
I want to join Citi because of its global presence, strong reputation, and opportunities for growth.
Citi is a global company with a presence in over 100 countries, which provides an opportunity to work with diverse teams and gain international exposure.
Citi has a strong reputation in the financial industry, known for its expertise and innovative solutions.
Citi offers excellent career development opportunities, includin...
I am interested in a career in banking because of the opportunities for growth, the dynamic nature of the industry, and my passion for financial analysis.
Opportunities for growth: Banking offers a wide range of career paths and opportunities for advancement. I am excited about the potential to develop my skills and progress within the industry.
Dynamic nature of the industry: Banking is constantly evolving, with new tec...
The Indian economy has experienced mixed performance in the past 2 years.
GDP growth rate has fluctuated
Demonetization and GST implementation impacted the economy
Unemployment rate has been a concern
Inflation has remained relatively low
Foreign direct investment has increased
Agricultural sector faced challenges due to weather conditions
Probability based optimization problem
Probability based optimization problems involve finding the optimal solution considering uncertain outcomes
These problems often require the use of mathematical models and statistical analysis
Examples include portfolio optimization, resource allocation, and production planning
Solving such problems involves determining the probabilities of different outcomes and optimizing the decisi
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