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Spectro Analytical Labs Intern Interview Questions and Answers
Spectro Analytical Labs Intern Interview Experiences
1 interview found
Anonymous
I applied via Company Website and was interviewed before May 2021. There were 2 interview rounds.
(1 Question)
- Q1. Questions related yourself, your location, hobby etc...
(1 Question)
- Q1. Questions from one's technical field and some what related to research and development....
Interview Preparation Tips
Interview questions from similar companies
Mohd Yunus Div A Student
Selected
I applied via LinkedIn and was interviewed before Jun 2022. There were 3 interview rounds.
(1 Question)
- Q1. What is the role of bureau Veritas and why do we test materials
- Ans.
Bureau Veritas is a testing, inspection, and certification company that ensures materials meet quality and safety standards.
Bureau Veritas plays a crucial role in testing materials to ensure they meet quality and safety standards.
They provide certification services to industries such as construction, oil and gas, automotive, and consumer products.
Testing materials helps in ensuring compliance with regulations and stand...
(1 Question)
- Q1. What different codes do you know about,
- Ans.
I am familiar with HTML, CSS, JavaScript, Python, Java, C++, SQL, and more.
HTML
CSS
JavaScript
Python
Java
C++
SQL
Selected
I appeared for an interview before Mar 2024.
MCQs on critical thinking & basic Maths
I was asked easy level questions to work with Java, SQL, etc.
(1 Question)
- Q1. No questions as such, just normal discussion
Selected
I applied via Referral and was interviewed before Apr 2023. There were 3 interview rounds.
SQL aptitude questions
(1 Question)
- Q1. One on one interview on technical
(1 Question)
- Q1. Basic questions about self and organisation
(2 Questions)
- Q1. Introduction about yourself.
- Ans.
I am a software engineer with 5 years of experience in developing web applications.
I have a strong proficiency in programming languages like Java, Python, and JavaScript.
I have experience in working with frameworks like Spring Boot and Django.
I am skilled in front-end development using HTML, CSS, and JavaScript.
I have worked on database management systems like MySQL and MongoDB.
I have knowledge of version control syste...
- Q2. Hashmap internal working
Interview Preparation Tips
Qhairunnisa Syed
Selected
I applied via Naukri.com and was interviewed in Dec 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Basic topics of plsql
- 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
(2 Questions)
- Q1. Performance tuning
- 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.
Skills evaluated in this interview
Interview Questionnaire
7 Questions
- Q1. Asked basic questions of sql server & ssis
- Q2. What are views and will the alter command on table changes anything in views created? Will the values change in views, if the table values changes?
- Ans.
Alter command on table affects views created on the table.
Views are virtual tables created from one or more tables.
Alter command on a table can change the structure of the table, which can affect the views created on it.
If the columns used in the view are altered or dropped, the view will become invalid.
If the data in the table is changed, the data in the view will also change accordingly.
- Q3. What are the data transformations in ssis? What is lookup?
- Ans.
Data transformations in SSIS include Lookup which retrieves data from a source based on a matching condition.
Lookup is used to retrieve data from a source based on a matching condition
It can be used to perform joins between two data sources
Lookup can be used to update or insert data into a destination based on a match
Other data transformations in SSIS include sorting, aggregating, and merging data
- Q4. Difference between drop, truncate & delete?
- Ans.
Drop deletes the table structure and data, truncate deletes only data, and delete deletes specific rows.
Drop: removes the table and all its data permanently
Truncate: removes all data from the table but keeps the structure
Delete: removes specific rows from the table based on a condition
Drop and truncate cannot be rolled back, but delete can be
Drop and truncate reset the identity of the table, but delete does not
- Q5. When identity property is inserted in the table. Will the truncate or delete change the identity value? If it changes what will be the value?
- Ans.
Truncate resets identity value, delete does not.
Truncate resets the identity value to the original seed value
Delete does not change the identity value
Example: Truncate table resets identity value to 1
Example: Delete from table does not change identity value
- Q6. What are joins and name the types? Why is self join useful?
- Ans.
Joins are used to combine data from two or more tables based on a related column. Types include inner, outer, left, right, and cross join.
Inner join returns only the matching rows from both tables.
Outer join returns all rows from both tables, with null values for non-matching rows.
Left join returns all rows from the left table and matching rows from the right table.
Right join returns all rows from the right table and m...
- Q7. Write a query using self join to join the employees who are all managers using id in the table.
- Ans.
Query to join employees who are all managers using id in the table.
Use self join to join the table on manager id and employee id
Filter the result to only include employees who are also managers
Example: SELECT e1.name, e2.name FROM employees e1 JOIN employees e2 ON e1.id = e2.manager_id WHERE e2.manager_id IS NOT NULL
Ensure that the table has a manager_id column
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Mar 2022. There were 5 interview rounds.
General apptitude test basis domain
GD on role applied/ current affairs etc.
(1 Question)
- Q1. TR on applied position
(1 Question)
- Q1. Keep yourself updated with your domain knowledge
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed before Mar 2022. There were 2 interview rounds.
(2 Questions)
- Q1. Singleton in java code. multithreading, spring boot questions.
- Q2. SQL queries for finding highest salary
- Ans.
SQL queries to find highest salary
Use the MAX() function to find the highest salary
Combine with the SELECT statement to retrieve the corresponding employee details
Use the ORDER BY clause to sort the results in descending order
Use the LIMIT clause to limit the number of results returned
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed before Jul 2022. There were 5 interview rounds.
(1 Question)
- Q1. General HR questions
Quantitative assessment of 2 markets.
(1 Question)
- Q1. Explanation of the assignment
(1 Question)
- Q1. Discussion on the quantitative abilities
Interview Preparation Tips
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