ITSource Technologies Trainee Interview Questions and Answers

Q1. What is Tuples? How do you convert a string to a tuple?
Ans. 
Tuples are immutable sequences of elements. A string can be converted to a tuple using the tuple() function.
• Tuples are similar to lists but are immutable

• Elements of a tuple are enclosed in parentheses ()

• A string can be converted to a tuple using the tuple() function

• Each character in the string becomes an element in the tuple
Answered by AI
Add your answer
Q2. What is Left Join? Show one Left join for 2 data frames on Python
Ans. 
Left join is a type of join operation in SQL that returns all the rows from the left table and matching rows from the right table.
• Left join is performed using the 'left join' keyword in SQL

• In Python, left join can be performed using the 'merge' function from the pandas library

• Syntax: pd.merge(left_dataframe, right_dataframe, how='left', on='key_column')

• Example: pd.merge(df1, df2, how='left', on='id')
Answered by AI
Add your answer

On python and sql coding.they ask simple to complex questions

Q1. On data science machine learning
Add your answer

There were 3 rounds for data science consultant position at Equifax. 1st round consists of Python and SQL questions and also in this round they have tested analytical thinking as well.

In 2nd round they have asked me questions from my resume and asked me to explain the projects which I have worked on in previous company. In this round they have asked me pandas related questions and asked me write code.

Q1. In Managerial round again here I have been asked questions related my projects. and no coding round in this stage.
Add your answer

Q1. Introducing yourself
Add your answer

Q1. SSL TLS Handshake
Add your answer
Q2. TCP Handshake and Flags
Add your answer
Q3. HTTP/S Requests Response
Add your answer
Q4. DNS Security Details
Add your answer
Q5. Web Application Firewall
Add your answer
Q6. Advanced BOT Protection
Add your answer
Q7. API Security Details
Add your answer
Q8. Cloud and On-Prem WAF
Add your answer
Q9. Basic Networking Concepts
Add your answer
Q10. Next-Gen Firewall Concepts
Add your answer