10+ Product Developer Interview Questions and Answers for Freshers

I would like to work on both web technologies and android.

• I have experience in both web development and android app development.

• Working on both will allow me to expand my skills and knowledge.

• I am excited about the potential of creating seamless experiences across web and mobile platforms.

• Examples of projects I have worked on include a web-based dashboard for data visualization and an android app for tracking fitness goals.

GET and POST are HTTP methods used for sending data to a server, but GET requests data from a server while POST submits data to be processed.

• GET requests data from a server while POST submits data to be processed

• GET requests are cached while POST requests are not

• GET requests have length restrictions while POST requests do not

• GET requests are visible in the URL while POST requests are not

• GET requests are used for retrieving data while POST requests are used for submitting data

Type casting is the process of converting one data type to another. Types of type casting include implicit and explicit casting.

• Implicit casting is automatic and occurs when a value of one data type is assigned to a variable of another data type that can hold a wider range of values.

• Explicit casting is done manually and involves converting a value of one data type to another data type that can hold a narrower range of values.

• Examples of type casting include converting an inte...read more

Sustainability refers to the ability to maintain ecological balance and meet the needs of the present without compromising the ability of future generations to meet their own needs.

• Sustainability involves reducing waste and pollution

• It also involves using renewable resources and minimizing the use of non-renewable resources

• Sustainable practices can be applied in various fields such as agriculture, energy, and transportation

• Examples of sustainable practices include recycling, ...read more

Sessions refer to a period of time during which a user interacts with a product or service.

• Sessions can be used to track user behavior and engagement.

• They can be measured by the amount of time a user spends on a website or app.

• Sessions can also refer to a group of related tasks or activities that are completed in a single sitting.

• In product development, sessions can be used to analyze user feedback and make improvements to the product.

• Examples of session-based products includ...read more

A pointer is a variable that stores the memory address of another variable.

• Pointers are used to indirectly access and manipulate data in computer memory.

• They are commonly used in programming languages like C and C++.

• Pointers can be used to pass variables by reference, allowing changes to be made to the original variable.

• Example: int* ptr; // declares a pointer to an integer variable

Cookies are small text files that websites store on a user's device to remember their preferences and track their activity.

• Cookies are used to personalize website content and improve user experience.

• They can also be used for tracking and advertising purposes.

• Examples of cookie types include session cookies, persistent cookies, and third-party cookies.

1 inch = 25.4 millimetres

• Multiply the number of inches by 25.4 to get the equivalent millimetres

• To convert 3 inches to millimetres, multiply 3 by 25.4 to get 76.2 millimetres

• Millimetres can be abbreviated as mm

Stacks and Queues are data structures used to store and retrieve data in a specific order.

• Stacks follow the Last-In-First-Out (LIFO) principle, where the last item added is the first one to be removed.

• Queues follow the First-In-First-Out (FIFO) principle, where the first item added is the first one to be removed.

• Stacks are used in undo-redo functionality, while Queues are used in scheduling tasks.

• Both can be implemented using arrays or linked lists.