GBH Auto Mechanics & Services Business Development Manager and Team Lead Interview Questions and Answers

Q1. Self introduction
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Q2. Work experiience
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English, logical reasoning,data interpretation

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Q1. Related to the jop role and
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Q2. Some technical questions they ask
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Q1. Difference between Inner, outer joins
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Inner join returns only the matching rows between two tables, while outer join returns all rows from one table and matching rows from the other.
• Inner join: returns rows that have matching values in both tables

• Outer join: returns all rows from one table and matching rows from the other

• Example: Inner join - SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id

• Example: Outer join - SELECT * FROM table1 LEFT OUTE
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Q2. Difference between full join and union
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Full join combines rows from both tables, including unmatched rows. Union combines rows from both tables, excluding duplicates.
• Full join includes all rows from both tables, filling in NULL values for unmatched rows.

• Union combines rows from both tables, excluding duplicates.

• Example: SELECT * FROM table1 FULL JOIN table2 ON table1.id = table2.id;

• Example: SELECT * FROM table1 UNION SELECT * FROM table2;
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Q3. About Copy activity
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Q4. About select transformation
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Q5. About join transformation and scd type 1
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Q1. What is cloud,DB
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Cloud DB refers to a database that is hosted on a cloud computing platform, allowing for remote access and scalability.
• Cloud DB stores data on remote servers accessed over the internet

• It offers scalability, flexibility, and cost-effectiveness

• Examples include Amazon RDS, Google Cloud SQL, and Microsoft Azure SQL Database
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Q2. What is cyber security
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Cyber security refers to the practice of protecting systems, networks, and data from digital attacks.
• Involves protecting computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks

• Includes measures such as firewalls, encryption, antivirus software, and user authentication

• Cyber security professionals work to prevent, detect, and respond to cyber threats

• Examples of cyber attacks incl...read more
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Q1. Database based questions
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Q2. Dashboard creative
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Q3. Power BI module
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Q1. Project discussion
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Q2. Self introduction
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Q1. Mostly asked java 8 update and distinct number in given array and Multithreading
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Q2. 2 program based on java 8, array reverse
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1 hour discussion on various topics

Q1. Tell me about yourself
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Q2. About company, why this role
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Q1. Same as 1st round
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Q1. What is the Java code for comparing two strings for equality?
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Use the equals() method in Java to compare two strings for equality.
• Use the equals() method to compare two strings for equality.

• Example: String str1 = "hello"; String str2 = "hello"; if(str1.equals(str2)) { // strings are equal }
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