Infinite Computer Solutions Software Engineer Trainee Interview Questions and Answers

Basic Aptitude Questions

MCQs and 2 coding questions

Q1. My Introduction
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Aptitude including strong DSA coding 2 programmes. Please be prepared its not gonna be that easy.

Q1. Questions from resume. All java questions.
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Q2. Merge sort quick sort
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Q3. Dsa questions from basic concepts and time and space complexities and sorting technique comparisons.
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Q1. Some more java based questions
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Q2. Coding questions to be written there online
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Q1. Basic hr questions what ever u get online.
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Q1. Regarding all basic java , sprint boot questions
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Q2. More focused on Spring and microservices
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Q1. Advance java questions
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Aptitude, electronics

Q1. Transformer and power supply
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Q2. What is a pointer
Ans. 
A pointer is a variable that stores the memory address of another variable.
• Pointers are used to access and manipulate memory locations directly.

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

• Example: int *ptr; // declares a pointer to an integer variable
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Q1. What all thinks happen on powering on a device.
Ans. 
When a device is powered on, several processes occur including booting up the operating system, initializing hardware components, loading necessary drivers, and launching user interface.
• Booting up the operating system

• Initializing hardware components

• Loading necessary drivers

• Launching user interface
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Q1. Simple task to fetch cart and display items in the cart
Ans. 
Fetch cart items and display them
• Create a function to fetch cart items from database

• Display the items in the cart on the user interface

• Handle empty cart scenarios

• Consider pagination for large number of items
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Q2. React hooks, life cycle methods, error boundaries, hoc
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Q1. Simple task to fetch characters and their movies
Ans. 
Fetch characters and their movies
• Use API like IMDb or The Movie Database to fetch movie data

• Parse the data to extract characters and their associated movies

• Store the characters and movies in an array of strings
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Q1. Culture based questions
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Q1. Explain advantages of Angular
Ans. 
Angular offers advantages such as two-way data binding, dependency injection, and modular architecture.
• Two-way data binding allows automatic synchronization of data between the model and the view, reducing the need for manual DOM manipulation.

• Dependency injection helps manage dependencies and promotes code reusability by allowing components to be easily injected with their dependencies.

• Modular architecture enables deve...read more
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Q2. Explain about ngmodel
Ans. 
ngModel is a directive in AngularJS that binds the value of HTML controls to application data.
• ngModel is used for two-way data binding in AngularJS.

• It can be used with input, select, textarea, and custom form controls.

• Example:
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Q1. Java coding questions
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Q2. Core java and spring questions
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Q1. Salary expectation
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OS questions, locking and threads etc

Basic questions on Linked list

Q1. IPC mechanisms in OS, process management
Ans. 
IPC mechanisms in OS facilitate communication between processes, while process management involves creating, scheduling, and terminating processes.
• IPC mechanisms include shared memory, message passing, and sockets.

• Shared memory allows processes to share a portion of memory for communication.

• Message passing involves sending and receiving messages between processes.

• Sockets enable communication between processes over a ne...read more
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Q2. Fibonacci series code
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Q1. What challenging work you did in previous company
Ans. 
Implemented a real-time data processing system to handle large volumes of data efficiently.
• Designed and implemented a distributed system using Apache Kafka for real-time data processing.

• Optimized data processing algorithms to handle large volumes of data without impacting performance.

• Collaborated with cross-functional teams to ensure seamless integration of the system with existing infrastructure.
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