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I applied via Job Portal and was interviewed in Oct 2023. There was 1 interview round.
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LiveData is lifecycle aware and can be used to observe changes in data.
ViewModel provides a way to store and manage UI-related data across configuration changes.
ViewModel can hold LiveData objects to provide data to the UI.
LiveData and ViewModel work together to ensure data consistency and prevent memory leaks.
The ViewModel survives configuration changes by being retained by the system.
ViewModels are designed to survive configuration changes like screen rotations or language changes.
When an activity is destroyed and recreated, the ViewModel is not destroyed and retains its data.
The ViewModel is associated with the activity's lifecycle and is retained until the activity is finished.
The retained ViewModel instance can be acces...
MVP offers better separation of concerns and easier unit testing compared to MVC.
MVP separates the presentation layer from the business logic, making it easier to maintain and modify the codebase.
MVP allows for easier unit testing as the presenter can be tested independently from the view.
MVP provides better decoupling between components, enabling easier code reuse and scalability.
MVP promotes a clear separation of con...
SSL pinning is a security technique that ensures a client only communicates with a server using a pre-defined public key.
SSL pinning involves hardcoding the server's public key in the client's code or configuration.
During the SSL handshake, the client checks if the server's public key matches the pinned key.
If the keys match, the connection is established; otherwise, it is rejected.
Pinning prevents man-in-the-middle at
Data security can be achieved through encryption, access controls, backups, and regular security audits.
Encrypt sensitive data using strong encryption algorithms.
Implement access controls to restrict unauthorized access to the data.
Regularly backup the data to prevent data loss.
Conduct regular security audits to identify and fix vulnerabilities.
Use secure protocols and communication channels for data transfer.
Implement...
Encryption keys should be securely stored in a separate key management system.
Encryption keys should not be stored alongside the encrypted data.
Use a dedicated key management system (KMS) to store and manage encryption keys.
Implement strong access controls and authentication mechanisms for the KMS.
Consider using hardware security modules (HSMs) for added security.
Regularly rotate encryption keys to minimize the impact
Code test which i hd not attended
I was interviewed before Oct 2016.
I was interviewed before Nov 2016.
I want to join Wipro because of its reputation for innovation and career growth opportunities.
Wipro is known for its cutting-edge technology solutions
I am impressed by Wipro's commitment to employee development
I believe Wipro will provide me with a challenging and rewarding work environment
I know multiple programming languages including Java, Python, and C++.
Proficient in Java with experience in developing web applications using Spring framework
Familiar with Python for data analysis and machine learning
Experience in C++ for developing high-performance applications
Also familiar with HTML, CSS, and JavaScript for front-end development
Class is a blueprint for creating objects, encapsulation is the process of hiding data and methods within a class.
Class is a template or blueprint that defines the properties and behaviors of an object.
Encapsulation is the process of bundling data and methods together within a class, hiding the internal details from the outside world.
Other features of OOP include inheritance, polymorphism, and abstraction.
Inheritance a...
Program to find the sum of squares of each term of Fibonacci series
Generate Fibonacci series using loop or recursion
Calculate square of each term
Add all squares to get the sum
I would like to join Cognizant because of its reputation as a leading global technology and consulting company.
Cognizant has a strong presence in the industry and is known for its innovative solutions.
I am impressed by Cognizant's commitment to digital transformation and its ability to deliver value to clients.
The company offers excellent career growth opportunities and a supportive work environment.
Cognizant's diverse...
A C code that prints out the elements of an array of strings.
Declare an array of strings
Use a loop to iterate through the array
Print out each element
The probability of rain in Chennai today depends on various factors such as season, weather conditions, and location.
The probability can be estimated by analyzing the current weather patterns and historical data.
Factors such as humidity, temperature, and wind speed can affect the probability of rain.
Local weather forecasts and satellite imagery can also provide insights into the likelihood of rain.
The probability of ra...
It is impossible to accurately predict the probability of India winning the next Cricket World Cup.
Sports events are unpredictable and depend on various factors such as team performance, weather conditions, injuries, etc.
Past performance of the team and individual players can be considered, but it does not guarantee future success.
Other teams participating in the tournament also play a significant role in determining t...
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Gurgaon / Gurugram
4-5 Yrs
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