Berry Developers & Infrastructure Interview Questions and Answers

1st round consists of IQ test followed by logical Reasoning Test if you clear you would be qualified for other rounds

Q1. Basic Hr questions related to position applied. about the company and work culture
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Q2. Tell me about Yourself family background
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Q1. Regarding your past experience & project which you have done in your previous company.SQL and basic excel,Python questions were also asked.
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Q1. What is software
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Q2. What is hardware
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Q3. What are the Various Categories of Software?
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Q4. What are different SDLC Models Available?
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Q5. What is the Waterfall Method and What are its Use Cases?
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Q1. Can you provide a brief overview of your background and experiences?
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Q2. What skills and tools do you commonly use in your work?
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Q1. What are different SDLC Models Available
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Q2. What is the Waterfall Method and What are its Use Cases?
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Q1. What is the difference between the DELETE and DROP commands in SQL?
Ans. 
DELETE is used to remove rows from a table, while DROP is used to remove entire tables from a database.
• DELETE is a DML command used to remove specific rows from a table based on a condition.

• DROP is a DDL command used to remove entire tables, views, or databases from a database.

• DELETE does not remove the table structure, only the data within it.

• DROP removes the table structure along with all its data, and it cannot be r...read more
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Q2. What is the concept of a Primary Key in SQL?
Ans. 
Primary Key in SQL is a unique identifier for each record in a table.
• Primary Key ensures each record in a table is unique

• It can consist of one or multiple columns

• Primary Key values cannot be NULL

• Example: 'id' column in a 'users' table
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Q3. What is the difference between UNION and UNION ALL in SQL?
Ans. 
UNION combines and removes duplicates, UNION ALL combines without removing duplicates.
• UNION merges the result sets of two or more SELECT statements, removing duplicates.

• UNION ALL merges the result sets of two or more SELECT statements, including duplicates.

• UNION is slower than UNION ALL as it involves removing duplicates.

• Example: SELECT column1 FROM table1 UNION SELECT column1 FROM table2;

• Example: SELECT column1 FROM t
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Q4. What is the LIKE operator, and how is it used in SQL?
Ans. 
The LIKE operator is used in SQL to search for a specified pattern in a column.
• The LIKE operator is used with the WHERE clause to search for a specified pattern in a column.

• It allows for the use of wildcards such as % (matches any sequence of characters) and _ (matches any single character).

• For example, 'SELECT * FROM table_name WHERE column_name LIKE 'a%'' will return all rows where the column starts with 'a'.
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Q1. Professional details
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Q2. Job continuation
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Q1. Excel and formulas
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Q2. Formulas
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Q1. Professional regards
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