Dreams Technologies Senior Software Engineer Interview Questions and Answers

Q1. DS Algo, Backend and DB
Add your answer
Q2. Stack(DS) question and DB based questions
Add your answer
Q3. Scaling (Horizontal, Vertical) with use cases
Ans. 
Scaling refers to increasing capacity of a system. Horizontal scaling adds more machines, while vertical scaling adds more resources to a machine.
• Horizontal scaling involves adding more machines to a system to increase capacity

• Vertical scaling involves adding more resources to a machine to increase capacity

• Use cases for horizontal scaling include handling increased traffic or adding redundancy

• Use cases for vertical sca...read more
Answered by AI
Add your answer

There are basic aptitude questions for freshers level

Q1. Oops concepts, basics of sql
Add your answer
Q2. Basics of programming language
Add your answer

Nothing

Q1. Python Sql Linux CLI
Add your answer

Q1. General discussions on learning
Add your answer

Q1. Testing process and java code
Add your answer
Q2. Python machine learning questions
Add your answer

Java and python test was there

2 sum program from Geeks for Geeks

Q1. Ruby basics Eigen class Callbacks
Add your answer
Q2. Lazy and Eagar loading N+1 problem
Ans. 
Lazy loading delays loading of related data until it is specifically requested, while eager loading loads all related data upfront. N+1 problem occurs when lazy loading results in multiple additional queries being made.
• Lazy loading is used to improve performance by only loading related data when needed

• Eager loading loads all related data upfront to reduce the number of queries made

• N+1 problem occurs in lazy loading whe...read more
Answered by AI
Add your answer
Q3. Puzzles
Add your answer

Q1. AWS basics with CI/CD
Add your answer
Q2. Deployment to AWS
Add your answer

Q1. Basic introduction and salary discussion
Add your answer