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10+ Sundaram Motors Interview Questions and Answers

Updated 24 Sep 2024
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Q1. Reverse the String Problem Statement

You are given a string STR which contains alphabets, numbers, and special characters. Your task is to reverse the string.

Example:

Input:
STR = "abcde"
Output:
"edcba"

Input...read more

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Q2. How do you find the number of unique values in a SQL database?
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Q3. What are the different protocols supported at each OSI layer?
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Q4. What is an Object-Oriented Database Management System (OODBMS)?
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Q5. What is a deadlock?
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Q6. What is the difference between Multiprocessing and Multiprogramming?
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Q7. What are the differences between Windows XP and Windows 7?
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Q8. Can you explain the different OSI layers?
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Q9. What is the difference between RDBMS and DBMS?
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Q10. What is the difference between a hub and a switch in networking?
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Q11. What is a thread?
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Q12. Can you explain the process life cycle in an operating system?
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Q13. What is method overloading and overriding

Ans.

Method overloading is when multiple methods have the same name but different parameters. Method overriding is when a subclass provides a specific implementation of a method that is already provided by its superclass.

  • Method overloading allows a class to have multiple methods with the same name but different parameters.

  • Method overriding occurs in a subclass when a method has the same name, return type, and parameters as a method in its superclass.

  • Example of method overloading: ...read more

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Q14. Program to swap two variables without using third

Ans.

Swapping two variables without using a third variable

  • Use XOR operation to swap two variables without using a third variable

  • Example: a = 5, b = 10; a = a ^ b; b = a ^ b; a = a ^ b; // Now a = 10, b = 5

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Q15. Explain 3g, 4g, 5g architecture

Ans.

3G, 4G, and 5G architectures refer to the generations of mobile network technology, each offering faster speeds and improved capabilities.

  • 3G (Third Generation) introduced mobile data services like internet browsing and video calling.

  • 4G (Fourth Generation) provided faster speeds for data transmission, enabling services like HD video streaming and online gaming.

  • 5G (Fifth Generation) offers even faster speeds, lower latency, and increased capacity for more connected devices, ena...read more

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Q16. Hashmap implementation

Ans.

Hashmap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.

  • Hashmap uses a hash function to map keys to indices in an array.

  • Collision handling is important in hashmap implementation.

  • Java's HashMap class is a popular implementation of hashmap.

  • Example: HashMap map = new HashMap<>();

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More about working at Ericsson

Top Rated Large Company - 2024
HQ - Stockholm, Stockholm County, Sweden
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Interview Process at Sundaram Motors

based on 8 interviews
2 Interview rounds
Technical Round
HR Round
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