Speridian Technologies Backend Developer Interview Questions and Answers

To find the count of alphabets in a sentence, we can iterate through each character and count the alphabets.

• Iterate through each character in the sentence

• Check if the character is an alphabet using regex or ASCII values

• If the character is an alphabet, increment the count

• Return the count

Use replication and switch over to new database when ready

• Set up replication between old and new databases

• Monitor replication status to ensure data consistency

• Switch over to new database when ready

• Redirect traffic to new database

• Verify data integrity on new database