Mirafra Technologies Staff Engineer Interview Questions and Answers

Q1. String Manipulation
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Q2. List of lists and table updation
Ans. 
Updating a list of lists and table in a structured manner.
• Create a list of lists to store multiple lists of data.

• Update the lists within the main list as needed.

• Use a table structure to organize and display the data.

• Update the table with the latest information from the lists.
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Q1. Write Amplification, Wear leveling basics
Ans. 
Write amplification is the ratio of data written to the SSD to the actual data written by the host. Wear leveling is a technique to distribute write and erase cycles evenly across all blocks of flash memory.
• Write amplification is a measure of how much data is written to the SSD compared to the actual data written by the host.

• Wear leveling is a technique used to distribute write and erase cycles evenly across all blocks...read more
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Q2. SSD Architecture
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Q1. Jenkins shared library
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Q2. Password less ssh between machine
Ans. 
Passwordless SSH allows for secure and convenient access between machines.
• Generate SSH key pair on local machine using ssh-keygen command

• Copy public key to remote machine's authorized_keys file

• Ensure correct permissions on .ssh directory and authorized_keys file

• Test SSH connection without password prompt
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Current role and responsibilities

Interview is simple and easy... directly went to the in depth questions

Basic coding, normal editor, windows

DSA-strings (advanced)

Q1. Discussion about role and projects.
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Q1. Design a key-value store.
Ans. 
A key-value store is a data storage system that allows users to store, retrieve, and manage data based on unique keys.
• Use a hash table data structure to store key-value pairs.

• Implement methods for adding, updating, and deleting key-value pairs.

• Include features like data replication, sharding, and data partitioning for scalability.

• Consider data consistency and fault tolerance mechanisms.

• Examples: Redis, MongoDB, Cassand
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Q1. String Manipulation
Add your answer
Q2. List of lists and table updation
Ans. 
Updating a list of lists and table in a structured manner.
• Create a list of lists to store multiple lists of data.

• Update the lists within the main list as needed.

• Use a table structure to organize and display the data.

• Update the table with the latest information from the lists.
Answered by AI
Add your answer

Q1. Write Amplification, Wear leveling basics
Ans. 
Write amplification is the ratio of data written to the SSD to the actual data written by the host. Wear leveling is a technique to distribute write and erase cycles evenly across all blocks of flash memory.
• Write amplification is a measure of how much data is written to the SSD compared to the actual data written by the host.

• Wear leveling is a technique used to distribute write and erase cycles evenly across all blocks...read more
Answered by AI
Add your answer
Q2. SSD Architecture
Add your answer