eClinicalWorks Interview Questions, Process, and Tips

Q1. What do you know about SAS?
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Q2. How good are you with computer technology?
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Q1. Sites some situation based questions, well that depends.
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Q2. Ask about your past experience.
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Q1. Database related questions
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Q2. Linux questions
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Coding test were done on java programming and SQL basics, follow w3schools and javatpoint for complete understanding

Q1. What is DBMS, What type of DBMS you know?
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DBMS stands for Database Management System. It is a software that manages databases and allows users to interact with them.
• DBMS is a software system that allows users to create, retrieve, update, and manage data in a database.

• There are different types of DBMS, such as relational DBMS (RDBMS), object-oriented DBMS (OODBMS), and NoSQL DBMS.

• Examples of popular DBMS include MySQL, Oracle Database, Microsoft SQL Server, and
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Q2. What is Joins in SQL?
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Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column.

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;
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Q3. How to Update a table?
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To update a table, use SQL UPDATE statement with specified column values and conditions.
• Use SQL UPDATE statement to specify the table name and set the new values for columns

• Add a WHERE clause to specify the conditions for which rows to update

• Example: UPDATE table_name SET column1 = value1, column2 = value2 WHERE condition;
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Q4. How to get a count of records in the table?
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Use SQL query with COUNT function to get the count of records in the table.
• Use the SQL query: SELECT COUNT(*) FROM table_name;

• Replace 'table_name' with the actual name of the table you want to count records from.

• The COUNT function returns the number of rows that match the specified criteria.
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Q5. How do you add record to the table?
Ans. 
To add a record to a table, you can use SQL INSERT statement.
• Use the INSERT INTO statement followed by the table name

• Specify the column names and values to be inserted

• Example: INSERT INTO employees (id, name, salary) VALUES (1, 'John Doe', 50000)
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