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Freddie Mac Data Engineer Interview Questions and Answers
Freddie Mac Data Engineer Interview Experiences
1 interview found
I applied via Referral and was interviewed in May 2024. There were 2 interview rounds.
(2 Questions)
- Q1. What is class and an object
- Ans.
A class is a blueprint for creating objects, while an object is an instance of a class.
A class defines the properties and behaviors of objects.
An object is a specific instance of a class.
Classes can be used to create multiple objects with similar characteristics.
Objects can interact with each other by calling methods defined in their class.
Example: Class 'Car' defines properties like 'color' and 'model', while object '
- Q2. What is spark and pyspark
- Ans.
Spark is a distributed computing framework while PySpark is the Python API for Spark.
Spark is a fast and general-purpose cluster computing system.
PySpark is the Python API for Spark, allowing users to write Spark applications using Python.
Spark provides high-level APIs in Java, Scala, Python, and R.
PySpark enables interactive data analysis with the Spark SQL module.
Both Spark and PySpark are widely used in big data pro
(1 Question)
- Q1. Write a SQL query on windows functions
- Ans.
SQL query using window functions
Use OVER() clause to define window frame
Common window functions include ROW_NUMBER(), RANK(), DENSE_RANK(), etc.
Example: SELECT column1, column2, ROW_NUMBER() OVER(ORDER BY column1) AS row_num FROM table_name
Skills evaluated in this interview
Interview questions from similar companies
Selected
I applied via Approached by Company and was interviewed in May 2024. There were 3 interview rounds.
(1 Question)
- Q1. Project discussion, spark, python, sql, big data discussion
(1 Question)
- Q1. Project discussion and company profile alignment discussion
Data Modelling question and project discussion
MCQ - OS,DBMS,C++,Python
STRING, ROMAN TO INTEGER
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed in Jan 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Questions not related or relavant to the role applied
- Q2. Bad experience , not opted
(1 Question)
- Q1. Normal , spark and SQL basics
I applied via Campus Placement
Good very good have a nice day
(2 Questions)
- Q1. Very godo as well as very good
- Q2. Very well manage the team as wells
Interview Preparation Tips
Data Entry Operator Interview Questions & Answers
Contizant Technologies
Anonymous
posted on 31 Dec 2023
Selected
I applied via Campus Placement and was interviewed in Dec 2023. There were 2 interview rounds.
Attempt full listening test
(7 Questions)
- Q1. Techincal quations
- Q2. Lock in the fundamental
- Ans.
Locking in the fundamental means ensuring that the basic principles and processes are securely in place.
Ensure accurate data entry by double-checking entries
Follow established protocols and guidelines for data entry
Regularly update and maintain databases to prevent errors
Implement security measures to protect sensitive information
- Q3. What are your techincal certification
- Q4. What are some of your weekness
- Q5. Why do you want to work with us
- Q6. Where do you see your self in five years
- Q7. Tell me about a time you made a mistake
Interview Preparation Tips
- Advanced Java
- Data Analysis
- Database Testing
I applied via Company Website and was interviewed in Aug 2024. There was 1 interview round.
Write a code for HTML DOM
I applied via Job Portal and was interviewed in Jan 2023. There were 3 interview rounds.
(1 Question)
- Q1. More than technology,a senior recruiter asks where you stay which gali you stay,which temple is near by,what your husband do,getting into more personal and final he will ask your janam kundali and tell you...
(1 Question)
- Q1. Senior recruiter will ask more personal questions
Interview Preparation Tips
FAHAD AHMED
Selected
I applied via Monster and was interviewed before Apr 2023. There were 3 interview rounds.
Question are hard in panel
(3 Questions)
- Q1. What is the current ctc
- Ans.
I am currently earning a salary of $60,000 per year.
My current annual salary is $60,000
I am earning $5,000 per month
My total compensation package is $60,000
- Q2. What is the company name
- Ans.
The company name is XYZ Corporation, a leading data analytics firm specializing in providing insights for businesses.
XYZ Corporation is a data analytics firm
Specializes in providing insights for businesses
- Q3. Gammon India Ltd
It is very good in study for
Further studies.
Interview Preparation Tips
Softwaretest Engineer Interview Questions & Answers
Tech Mahindra Foundation
Anonymous
posted on 25 Mar 2023
(2 Questions)
- Q1. Automation testing with testing tools
- Ans.
Automation testing with testing tools involves using software to execute tests and compare actual results with expected results.
Automation testing saves time and effort compared to manual testing
Testing tools like Selenium, Appium, and TestComplete are commonly used for automation testing
Automation testing can be used for regression testing, load testing, and performance testing
Automation testing requires programming s...
- Q2. Integration with automation Devops process
- Ans.
Integration with automation DevOps process is crucial for efficient software testing.
Automation testing tools can be integrated with DevOps tools like Jenkins, Git, and Docker.
Continuous integration and continuous delivery (CI/CD) pipelines can be set up for automated testing.
Test cases can be triggered automatically with each code commit or deployment.
Test results can be reported back to the development team for quick...
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