Zivame.com Software Developer Interview Questions and Answers

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Q1. Remove the last element from a linkedlist
Ans. 
To remove the last element from a linked list, iterate to the second last node and update its next pointer to null.
• Iterate through the linked list to find the second last node

• Update the next pointer of the second last node to null
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Q2. Some basic questions on oops dbms and os
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Q1. Implement tail f
Ans. 
Implementing 'tail -f' allows real-time monitoring of file changes, displaying new lines as they are added.
• Use file handling in Python to open a file in read mode.

• Utilize a loop to continuously read new lines from the file.

• Implement a sleep function to avoid busy waiting and reduce CPU usage.

• Example: Use 'with open(filename) as f:' to manage file context.

• Use 'f.seek(0, 2)' to move to the end of the file before reading ...read more
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Medium to hard level problem questions and basic subjects fundamentals mcqs

Q1. Basic OS questions
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Q2. Basic CN questions
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Q1. 1st round DSA + LLD
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Q2. 2nd round HM
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Q1. Regarding the Past Projects, mine were with Firebase and Flutter.
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Q2. Medium DSA questions for Array and String and Flutter
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Questions were based on basic aptitude like seating arrangement

Q1. Basic oops concepts
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Q2. SQL questions like triggers and creating an SQL table etc
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Q1. Coding like arrays basic codes like reversing an array
Ans. 
Reversing an array involves swapping elements from both ends towards the center.
• Use a loop to iterate from the start to the middle of the array.

• Swap the elements at the current index and its corresponding index from the end.

• Example: For array ['a', 'b', 'c'], after reversing it becomes ['c', 'b', 'a'].
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Q1. Basic oops concepts and our projects
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Q2. Basic strucutes of oops concpts and micro services
Ans. 
OOPs concepts include encapsulation, inheritance, polymorphism, and abstraction. Microservices are small, independent services that communicate with each other.
• OOPs concepts help in creating modular and reusable code.

• Encapsulation ensures that data is hidden and can only be accessed through defined methods.

• Inheritance allows a class to inherit properties and methods from a parent class.

• Polymorphism allows objects to ta...read more
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25 question were asked

Java coding and Java oops concepts

Q1. Basic Java coding and project explanation
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Q1. Just general questions
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