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posted on 25 Jul 2024
Some objective type question, One easy question on string, REsT API design in hackerank
I applied via LinkedIn and was interviewed in Sep 2023. There were 4 interview rounds.
To find all even numbers from a list with a specified limit, iterate through the list and add even numbers until the limit is reached.
Iterate through the list of numbers
Check if each number is even
Add the even numbers to a new list until the limit is reached
I applied via campus placement at Netaji Subhas Institute of Technology (NSIT) and was interviewed in Sep 2024. There were 2 interview rounds.
So online assessment was in google form
There was around 60 70 question asked from various topics such as Basic programing , DBMS , Oops , React and NodeJS
I am a software developer with 5 years of experience in Java, Python, and SQL.
5 years of experience in Java, Python, and SQL
Strong problem-solving skills
Experience working in Agile development environment
Use Math.random() function to generate random number between 1-6.
Use Math.random() function to generate a random decimal number between 0 and 1.
Multiply the random decimal number by 6 to get a random decimal number between 0 and 6.
Use Math.floor() function to round down the decimal number to the nearest integer.
Hashing is one-way function for data integrity while encryption is two-way function for data confidentiality.
Hashing is irreversible, encryption is reversible
Hashing is used for data integrity verification, encryption is used for data confidentiality
Examples of hashing algorithms: MD5, SHA-256
Examples of encryption algorithms: AES, RSA
posted on 7 Oct 2024
I applied via Approached by Company and was interviewed in Sep 2024. There was 1 interview round.
There are multiple ways to share data between apps, including using intents, content providers, broadcast receivers, and shared preferences.
Using Intents: Allows apps to send and receive data through an Intent object.
Content Providers: Enable apps to share data with other apps by exposing a structured set of data through a URI.
Broadcast Receivers: Apps can send broadcasts to other apps to share data or events.
Shared Pr...
The app lifecycle includes states like running in the background, onStop, and onRestart.
App running in the background: When the app is not visible but still running, it is in the background state.
onStop state: Occurs when the activity is no longer visible to the user.
onRestart state: Follows onStop and is called when the activity is being re-displayed to the user.
AIDL stands for Android Interface Definition Language, used for inter-process communication in Android development.
AIDL is a tool used to define the programming interface that clients and servers use to communicate with each other in Android.
It allows different Android components to communicate with each other across different processes.
AIDL files define the methods that can be called remotely, along with the data type
JNI stands for Java Native Interface, used to integrate Java code with native code written in languages like C/C++.
Experience in writing Java code that interacts with native code through JNI
Understanding of how to create and use JNI libraries
Knowledge of passing data between Java and native code using JNI functions
A service is a piece of code that performs specific tasks or functions to support the overall functionality of a software application.
Services are often used for tasks such as data processing, communication with external systems, or background tasks.
Examples of services include web services, REST APIs, and microservices.
Services can run independently of the user interface and can be accessed by multiple components with
Threads are independent sequences of execution within a process, while coroutines are cooperative routines that can pause and resume.
Threads are managed by the operating system, while coroutines are managed by the programmer.
Threads run concurrently and can execute in parallel on multiple cores, while coroutines are typically single-threaded.
Threads have their own stack and memory space, while coroutines share the same...
Background tasks in Android can be performed using services, AsyncTask, JobScheduler, or WorkManager.
Use Services for long-running tasks in the background
AsyncTask for short background tasks that need to interact with the UI
JobScheduler for deferrable background tasks that require network connectivity
WorkManager for tasks that need to run reliably across different Android versions
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
I applied via Campus Placement and was interviewed in Jul 2024. There were 2 interview rounds.
First Round was Aptitude and coding round. It consist 70 question, 30 aptitude question and 40 mcq type coding question
Find the one repeated number in an array using four different approaches.
Approach 1: Using a hash set to store unique elements and checking for duplicates
Approach 2: Sorting the array and checking adjacent elements for duplicates
Approach 3: Using XOR operation to find the repeated number
Approach 4: Using the sum formula to find the repeated number
I applied via Approached by Company and was interviewed in Sep 2023. There were 4 interview rounds.
posted on 8 Jun 2023
I applied via Naukri.com and was interviewed in May 2023. There were 2 interview rounds.
Coding can be challenging but rewarding with practice and experience.
Coding requires problem-solving skills and attention to detail.
Practice and experience can make coding easier over time.
Collaborating with others and seeking help when needed can make coding less difficult.
Using tools and resources effectively can also help in coding efficiently.
Examples: debugging a complex algorithm, optimizing code for performance,...
Design patterns can be achieved by understanding common software design problems and implementing reusable solutions.
Understand common design problems and solutions
Implement reusable solutions in code
Use design patterns like Singleton, Factory, Observer, etc.
Follow best practices and principles like SOLID
To keep agile, focus on communication, adaptability, collaboration, and continuous improvement.
Communicate regularly with team members and stakeholders to stay aligned on goals and progress.
Be willing to adapt to changing requirements and priorities.
Collaborate closely with team members to share knowledge and expertise.
Continuously seek feedback and look for ways to improve processes and workflows.
Redis cache can be created by setting up a Redis server and using Redis commands to store and retrieve data.
Set up a Redis server on your machine or use a cloud-based Redis service.
Use Redis commands like SET and GET to store and retrieve data in the cache.
Set expiration times for keys to control cache eviction policies.
Monitor cache performance and usage to optimize for efficiency.
Consider using Redis data structures ...
To relive an existing offer, negotiate with the employer for better terms or consider accepting a counteroffer.
Negotiate with the employer for better salary, benefits, or work conditions
Consider accepting a counteroffer if it meets your expectations
Communicate openly and professionally with the employer
I applied via Company Website and was interviewed before Aug 2023. There were 3 interview rounds.
Hackerrank Test, Objective and one easy leetcode question
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