Historic Environment Scotland Senior Oracle Developer Interview Questions and Answers

Q1. Dataguard architecture
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Q2. Rman backup and restoration
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Q1. Why you join inm
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I joined inm because of the company's reputation for innovation and growth in the tech industry.
• Attracted to company's reputation for innovation

• Excited about opportunities for growth in tech industry

• Impressed by company culture and values
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Q1. Why this company
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I am impressed by the company's innovative technology solutions and strong reputation in the industry.
• The company has a track record of developing cutting-edge technology solutions.

• I admire the company's commitment to excellence and continuous improvement.

• The company's reputation for providing top-notch training and development opportunities is appealing to me.
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Q2. What salary do you expect
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I expect a competitive salary based on my experience, skills, and the market rate for Oracle Database Administrators.
• Research the average salary range for Oracle Database Administrators in your area

• Consider your level of experience and skills when determining your salary expectations

• Be prepared to negotiate based on the specific responsibilities and benefits offered by the employer
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Q1. Describe your job role and O2c process in details
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Q2. Can item having different ship set be of different inventory
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Yes, items with different ship sets can be in different inventory
• Items with different ship sets can be stored in different locations or warehouses

• This allows for better organization and tracking of inventory

• For example, high-demand items can be stored in a warehouse closer to customers for faster shipping
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Q1. How does an interface works?
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An interface acts as a bridge between two systems, allowing them to communicate and exchange data.
• Interfaces define a set of methods that a class must implement.

• They provide a way for different systems to interact with each other.

• Interfaces can be used to achieve abstraction and polymorphism in programming.

• Example: JDBC (Java Database Connectivity) provides an interface for connecting Java applications to databases.
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Q2. How does an HCM Extract work?
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HCM Extract is a tool in Oracle HCM Cloud that allows users to extract and transfer data from the system.
• HCM Extracts are used to extract data from Oracle HCM Cloud for reporting, analysis, or integration purposes.

• Users can define the data to be extracted, the format of the output, and the delivery method.

• HCM Extracts can be scheduled to run at specific times or triggered based on certain events.

• Extracted data can be t...read more
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Q1. Mainly they focus on PLSQL query .
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Q1. RAC components, backup scenarios, cache fusion ohasd background process, dataguard
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Q1. Work experience previous project details
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Q1. What are stored procedures?
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Stored procedures are precompiled database objects that can be called by applications to perform a specific task.
• Stored procedures are written in SQL or PL/SQL

• They can accept input parameters and return output parameters

• They can be used to encapsulate business logic and improve performance

• Examples include procedures for inserting, updating, and deleting data

• They can also be used for complex data manipulation and report
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Q2. Why is indexing required
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Indexing is required to improve the performance of database queries.
• Indexing helps in faster retrieval of data from the database.

• It reduces the number of disk I/O operations required to fetch data.

• Indexes are created on columns that are frequently used in WHERE clauses or JOIN conditions.

• Examples of indexes include B-tree, bitmap, and hash indexes.
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Define schema for a simple book store

Q1. What have you worked on?
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Q2. What is a cursor and types?
Ans. 
A cursor is a database object used to manipulate data in a result set.
• A cursor is used to retrieve and manipulate data row by row.

• Types of cursors include implicit, explicit, and forward-only cursors.

• Implicit cursors are automatically created by Oracle when executing a SQL statement.

• Explicit cursors are created by the developer and allow for more control over the result set.

• Forward-only cursors only allow for iterating
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