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Mobile Programming Software Developer Interview Questions and Answers
8 Interview questions
I have worked on Windows, Linux, and macOS operating systems.
Windows
Linux
macOS
Device drivers are software programs that allow the operating system to communicate with hardware devices.
Device drivers act as a translator between the hardware device and the operating system.
They provide a standardized way for the operating system to interact with different hardware devices.
Examples include drivers for printers, graphics cards, network adapters, and USB devices.
Knowledge of operating systems is crucial for software developers to optimize performance and troubleshoot issues effectively.
Understanding process management helps in writing efficient multi-threaded applications.
Knowledge of memory management allows developers to optimize resource usage, e.g., using heap vs stack memory.
Familiarity with file systems aids in effective data storage and retrieval, such as using NTF...
Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
Variables and functions are hoisted to the top of their scope.
Only declarations are hoisted, not initializations.
Function declarations are hoisted before variable declarations.
Currying is a technique in functional programming where a function with multiple arguments is transformed into a sequence of functions, each taking a single argument.
Currying helps in creating reusable functions and improving code readability.
It allows partial application of functions, where some arguments are fixed and others are left to be provided later.
Example: const add = (a) => (b) => a + b; add(2)(3) will r...
State can be managed globally in React using context API or third-party libraries like Redux.
Context API allows you to create a global state that can be accessed by any component in the React tree.
Redux is a popular library for managing global state in React applications.
With Redux, you can define a central store that holds the state and use actions and reducers to update and retrieve the state.
Other libraries lik...
useMemo() is a hook in React that memoizes the result of a function, while useCallback() memoizes the function itself.
useMemo() is used to optimize performance by caching the result of a function and only recomputing it when its dependencies change.
useCallback() is used to optimize performance by memoizing a function and only creating a new instance when its dependencies change.
Both hooks are useful when dealing w...
React hooks are functions that allow you to use state and other React features in functional components.
React hooks were introduced in React 16.8 as a way to write reusable logic in functional components.
They allow you to use state and other React features without writing a class component.
Hooks like useState and useEffect are commonly used in React applications.
useState hook allows you to add state to functional ...
Mobile Programming Software Developer Interview Experiences
11 interviews found
Anonymous
(2 Questions)
- Q1. What is Hoisting?
- Ans.
Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
Variables and functions are hoisted to the top of their scope.
Only declarations are hoisted, not initializations.
Function declarations are hoisted before variable declarations.
- Q2. What is currying?
- Ans.
Currying is a technique in functional programming where a function with multiple arguments is transformed into a sequence of functions, each taking a single argument.
Currying helps in creating reusable functions and improving code readability.
It allows partial application of functions, where some arguments are fixed and others are left to be provided later.
Example: const add = (a) => (b) => a + b; add(2)(3) will return...
Selected
I applied via Approached by Company and was interviewed in Apr 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Should possess knowledge on OS?
- Ans.
Knowledge of operating systems is crucial for software developers to optimize performance and troubleshoot issues effectively.
Understanding process management helps in writing efficient multi-threaded applications.
Knowledge of memory management allows developers to optimize resource usage, e.g., using heap vs stack memory.
Familiarity with file systems aids in effective data storage and retrieval, such as using NTFS vs ...
- Q2. Should be willing to work at night from office.
(2 Questions)
- Q1. What Os have you worked on?
- Ans.
I have worked on Windows, Linux, and macOS operating systems.
Windows
Linux
macOS
- Q2. What are device drivers?
- Ans.
Device drivers are software programs that allow the operating system to communicate with hardware devices.
Device drivers act as a translator between the hardware device and the operating system.
They provide a standardized way for the operating system to interact with different hardware devices.
Examples include drivers for printers, graphics cards, network adapters, and USB devices.
Interview Preparation Tips
Skills evaluated in this interview
Ishwar Sarade
On their recruitment.ai platform.
(2 Questions)
- Q1. AWS services that you worked on?
- Q2. Behaviour questions
I applied via Naukri.com and was interviewed in Jun 2023. There were 4 interview rounds.
(2 Questions)
- Q1. C# basic questions and store procedure questions mostly
- Q2. Trigger ,join related questions
(1 Question)
- Q1. AngularJS related questions
(1 Question)
- Q1. Previous company discussion
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There were 2 interview rounds.
(3 Questions)
- Q1. 1. What are react hooks
- Ans.
React hooks are functions that allow you to use state and other React features in functional components.
React hooks were introduced in React 16.8 as a way to write reusable logic in functional components.
They allow you to use state and other React features without writing a class component.
Hooks like useState and useEffect are commonly used in React applications.
useState hook allows you to add state to functional compo...
- Q2. 2.What is useMemo() and useCallback()
- Ans.
useMemo() is a hook in React that memoizes the result of a function, while useCallback() memoizes the function itself.
useMemo() is used to optimize performance by caching the result of a function and only recomputing it when its dependencies change.
useCallback() is used to optimize performance by memoizing a function and only creating a new instance when its dependencies change.
Both hooks are useful when dealing with e...
- Q3. 3. How can you manage state globally in react
- Ans.
State can be managed globally in React using context API or third-party libraries like Redux.
Context API allows you to create a global state that can be accessed by any component in the React tree.
Redux is a popular library for managing global state in React applications.
With Redux, you can define a central store that holds the state and use actions and reducers to update and retrieve the state.
Other libraries like Mob...
(2 Questions)
- Q1. 1. what are the projects you have worked on till now
- Q2. Salary discussions and joining date discussions
Skills evaluated in this interview
(1 Question)
- Q1. Question on SQL basics
(1 Question)
- Q1. Questions on SQL basics
(1 Question)
- Q1. Question on basis SQL
(1 Question)
- Q1. In general discussion
Interview Preparation Tips
(2 Questions)
- Q1. About previous projects
- Q2. Technical question regarding the field
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed before Sep 2023. There was 1 interview round.
They asked react theoretical questions and one javascript coding round was there which was mandatory to clear the intervuew
Selected
I applied via Approached by Company and was interviewed before May 2023. There was 1 interview round.
Coding test in python
I applied via Naukri.com and was interviewed before Oct 2021. There were 3 interview rounds.
Good knowledge required to work g
Crud operation thriugh spring boot project because you learn a lot
Interview Preparation Tips
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Mobile Programming Interview FAQs
The duration of Mobile Programming Software Developer interview process can vary, but typically it takes about less than 2 weeks to complete.
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