Go Digital Technology Consulting Interview Questions, Process, and Tips for Freshers

3 Sections Quantity , Logical, Mcq code

Q1. Window function in SQL
Ans. 
Window functions in SQL are used to perform calculations across a set of table rows related to the current row.
• Window functions are used to calculate values based on a set of rows related to the current row.

• They allow you to perform calculations without grouping the rows into a single output row.

• Common window functions include ROW_NUMBER(), RANK(), DENSE_RANK(), and NTILE().
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Q2. Python Basics (Loop, functions, pandas)
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General Aptitude test which is for 1 hour.

Coding test on individual preferred language (SQL or Python)

Q1. Once passing the coding test, the interview will be taken as per your preferred language and related topics to SQL, Python, and projects
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Q2. Situation-based SQL Queries.
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Q3. Basic Python code
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Q4. What are CTE and Views in SQL?
Ans. 
CTE stands for Common Table Expression, a temporary result set that can be referenced within a SELECT, INSERT, UPDATE, or DELETE statement. Views are virtual tables created by a query.
• CTE is defined using the WITH keyword and can be recursive.

• CTEs are mainly used to simplify complex queries, improve readability, and reduce redundancy.

• Views are saved queries that act as virtual tables, allowing users to query the view a...read more
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Q5. What is DDL, DML, & DCL?
Ans. 
DDL stands for Data Definition Language, DML stands for Data Manipulation Language, and DCL stands for Data Control Language.
• DDL is used to define the structure of database objects such as tables, indexes, and views.

• DML is used to manipulate data within the database, such as inserting, updating, and deleting records.

• DCL is used to control access to data within the database, such as granting or revoking permissions.
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Q6. Write a code to remove duplicates from a given list.
Ans. 
Code to remove duplicates from a list of strings
• Create a new empty list to store unique elements

• Iterate through the given list and add elements to the new list only if they are not already present

• Return the new list without duplicates
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Q7. Resume Related questions
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Q8. Whats is Temporary Table in SQL?
Ans. 
Temporary table in SQL is a table that exists temporarily and is automatically deleted when the session ends.
• Temporary tables are created using CREATE TEMPORARY TABLE statement.

• They are useful for storing intermediate results during complex queries.

• Temporary tables are only visible to the current session and are automatically dropped when the session ends.
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Q1. General questions from Resume and some basic technical questions.
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Q2. Where do you see yourself in the next 5 years?
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Q1. General HR discussions
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Basics of SQL and Python

Either SQL or Python whatever your preferrence MCQ and coding Test

Q1. Basics of SQL and Python and few business case questions.
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It was having 4 parts numerical,critical thinking, English and logic based

Q1. Write a command to fetch data form the table
Ans. 
Use SQL SELECT command to fetch data from a table
• Use the SELECT statement followed by the column names you want to retrieve

• Specify the table name after the keyword FROM

• Add conditions using WHERE clause if needed
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