Cummins Internship Trainee Interview Questions and Answers

The first round is an aptitude online test that had Basics of Computer Science, Mathematics, English and then finally one basic program to code and compile like Palindrome.

Three panellists were present and it was a face-face round, Panellist 1 and 2 takes the technical discussions like classes, inheritance, oops concept, basic syntax, and such. Panellist 3 talks more about your resume skills, hobbies and the company overview.

Q1. What is Data Structure?
Ans. 
Data structure is a way of organizing and storing data in a computer so that it can be accessed and used efficiently.
• Data structures are used to manage large amounts of data efficiently.

• They can be implemented using arrays, linked lists, trees, graphs, and other techniques.

• Examples include stacks, queues, hash tables, and binary search trees.

• Choosing the right data structure for a particular problem is important for op...read more
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Q2. Real time use of stack and Queue?
Ans. 
Stack and Queue are used in real-time systems for managing tasks and events.
• Stack is used for managing function calls, undo/redo operations, and backtracking.

• Queue is used for managing events, scheduling tasks, and buffering data.

• Real-time systems use both data structures for managing tasks and events in a time-sensitive manner.

• Examples include task scheduling in operating systems, event handling in GUI applications, a
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Q1. Tell me something about yourself.
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Q2. What subjects did you study in college?
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Q1. What is AD,DNS,DHCP,Port Numbers
Ans. 
AD, DNS, DHCP, and Port Numbers are all important components of network infrastructure.
• AD (Active Directory) is a Microsoft service that manages users, computers, and other resources on a network.

• DNS (Domain Name System) is a service that translates domain names into IP addresses.

• DHCP (Dynamic Host Configuration Protocol) is a service that automatically assigns IP addresses to devices on a network.

• Port numbers are used...read more
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Q2. What is AD,DNS,DHCP,IP Classes,FSMO Rules,APIPA,IP Range,Port Numbers
Ans. 
Explanation of various networking terms and protocols.
• AD - Active Directory is a directory service that stores information about objects on a network.

• DNS - Domain Name System is a hierarchical naming system that translates domain names to IP addresses.

• DHCP - Dynamic Host Configuration Protocol is a network protocol that automatically assigns IP addresses to devices.

• IP Classes - IP addresses are divided into classes bas...read more
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