Indium Software L2 Engineer Interview Questions and Answers

Q1. Write a program Binary Search?
Ans. 
Binary search is a divide and conquer algorithm that efficiently finds the target value within a sorted array.
• Start by defining the low and high indices of the array.

• Calculate the middle index and compare the target value with the middle element.

• If the target value is less than the middle element, search the left subarray. If greater, search the right subarray.

• Repeat the process until the target value is found or the s
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Q2. What isCICD flow?
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CI/CD flow stands for Continuous Integration/Continuous Deployment flow, which is a software development practice where code changes are automatically built, tested, and deployed.
• CI/CD flow involves automating the process of integrating code changes into a shared repository, running automated tests, and deploying the changes to production.

• Continuous Integration (CI) focuses on automating the build and testing of code c...read more
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Q3. How to handle Enum feature?
Ans. 
Enums are a feature in programming languages that allow you to define a set of named constants.
• Enums can be used to improve code readability by giving meaningful names to values

• Enums can be used in switch statements to handle different cases

• Enums can have associated values or raw values for more flexibility
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Q4. Singleton handles the Syncronized ?
Ans. 
Yes, Singleton handles synchronization by ensuring only one instance of a class is created and providing global access to that instance.
• Singleton pattern restricts the instantiation of a class to one object.

• It provides a global point of access to the instance.

• Synchronization can be implemented in the Singleton pattern to ensure thread safety.

• Example: Singleton pattern is commonly used in database connections to ensure
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Q5. What are external Libraries are used in project?
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External libraries are pre-written code that can be imported and used in a project to provide additional functionality.
• External libraries help in reducing development time by providing ready-made solutions for common tasks.

• Examples include React for front-end development, NumPy for scientific computing in Python, and Retrofit for making network calls in Android apps.
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Q1. What is the difference between L2 and L3 switch
Ans. 
L2 switches operate at the data link layer and make forwarding decisions based on MAC addresses, while L3 switches operate at the network layer and make forwarding decisions based on IP addresses.
• L2 switches operate at the data link layer of the OSI model

• L2 switches make forwarding decisions based on MAC addresses

• L3 switches operate at the network layer of the OSI model

• L3 switches make forwarding decisions based on IP ...read more
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Q2. Wh lan is faster and wifi?
Ans. 
Wired LAN is faster than WiFi.
• Wired LAN typically offers faster and more stable connection speeds compared to WiFi.

• WiFi speeds can be affected by interference, distance from the router, and the number of devices connected.

• Examples of wired LAN technologies include Ethernet and Powerline adapters.
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Q1. What do we do if scope are full on DHCP server
Ans. 
If scope are full on DHCP server, you can either expand the scope or delete inactive leases to make room for new ones.
• Expand the scope by increasing the range of IP addresses available for lease

• Delete inactive leases to free up space for new leases

• Check for any misconfigured devices causing IP address conflicts
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Q1. Technical round
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Q1. Hr will not tell correct information
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Q1. No job security in this company mostly they hire contract base
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Q1. Not good for job security and salary package is less
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Code pairing and technical discussions in Java and Springboot

Q1. Why do you want to join?
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Q1. Different between Thread and Task?
Ans. 
Thread is a lightweight process that runs concurrently with other threads in a process. A task is a unit of work that can be executed asynchronously.
• Threads are managed by the operating system, while tasks are managed by a task scheduler.

• Threads are more low-level and require more manual management, while tasks are higher-level and can be managed more easily.

• Threads are typically used for parallelism, while tasks are u...read more
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Q2. Static Constructor overloaded or not?
Ans. 
Static constructor can be overloaded in C#.
• Static constructor is used to initialize static fields of a class.

• Overloading static constructor is useful when we want to initialize different static fields with different values.

• Static constructor is called only once, before the first instance of the class is created.

• Static constructor has no access modifier and no parameters.
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Few MCQ's and along with couple of SQL scenario questions

Q1. More of the project experience, skillset acquired and willing to learn or not
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Q1. More of a skillset related and also the attitude
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Q1. Compensation related and also the benefits
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How social media affect

Q1. What is inheritance explain it with prime no program.
Ans. 
Inheritance is a mechanism in OOP where a class acquires properties and methods of another class.
• Inheritance allows code reusability and promotes code organization.

• A subclass can inherit properties and methods from a superclass.

• The subclass can also override or add new properties and methods.

• Example: Prime number program can have a superclass 'Number' and a subclass 'PrimeNumber' that inherits properties and methods fr
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Q2. What is my project during my internship.
Ans. 
During my internship, my project was to develop a mobile application for tracking and managing inventory.
• Developed a mobile application using React Native

• Implemented features for scanning barcodes and updating inventory

• Integrated with backend APIs to fetch and update data

• Worked in a team to ensure timely delivery of the project
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