Clario Senior Quality Analyst Interview Questions and Answers

Q1. Basic topics of plsql
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Q2. One query to fetch max n min of salary from emp table
Ans. 
Use SQL query to fetch maximum and minimum salary from emp table
• Use SELECT MAX(salary) FROM emp to fetch maximum salary

• Use SELECT MIN(salary) FROM emp to fetch minimum salary
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Q1. Performance tuning
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Q2. Indexes and exceptions used
Ans. 
Indexes and exceptions are used to optimize database performance and handle errors in code.
• Indexes are used to quickly retrieve data from a database by creating a sorted list of values.

• Exceptions are used to handle errors in code and prevent the program from crashing.

• Examples: Creating indexes on frequently queried columns like 'id' or 'timestamp'. Using try-catch blocks to handle exceptions like divide by zero.
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Q1. On call confirmation
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Q1. Written test based on job role
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Q1. Asked about previous job and understanding of the organization
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Q1. Mostly they will ask about your current project and framework
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Q1. What work you have done
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Q2. Focussing on project delivery as well as pre sales
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Aptitude test was given

Medium. Level of aptitude was given

Q1. Java etc programming languages and project related questions
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Q2. What is the difference between Declaration and definition of data type in java?
Ans. 
Declaration specifies the data type of a variable, while definition allocates memory and initializes the variable.
• Declaration is like stating the type of a variable, while definition is like creating an instance of that variable.

• Declaration is done in the beginning of a program or method, while definition can be done anywhere.

• Example: int x; is a declaration, while int x = 5; is a definition.
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