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Labcorp SQL Developer Interview Questions and Answers for Experienced
Labcorp SQL Developer Interview Experiences for Experienced
2 interviews found
Pankaj Dhatrak
I applied via Job Portal and was interviewed in Jan 2024. There was 1 interview round.
(2 Questions)
- Q1. Query to get Highest 2nd salary in the table
- Ans.
Use a subquery to find the second highest salary in the table.
Use a subquery to select all salaries that are less than the maximum salary in the table.
Then select the maximum salary from the results of the subquery to get the second highest salary.
- Q2. Update same column in 1 query
- Ans.
Update same column in 1 query
Use the UPDATE statement with the SET clause to update the desired column
Reference the same column in the SET clause to update it with a new value
Ensure proper WHERE clause is used to specify which rows to update
Interview Preparation Tips
Skills evaluated in this interview
I applied via Apna Jobs and was interviewed in Oct 2022. There were 2 interview rounds.
(3 Questions)
- Q1. Tell me about your self? Savamingamaku swani iffff nakodakaa ? Ok ayita nannu vadilasta teview chustanuu
- Q2. Sara babai vallosta
- Q3. Sara mamaneyamma
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Software Developer Interview Questions & Answers
Pathkind Diagnostics Private Limited
posted on 12 Apr 2022
I applied via LinkedIn and was interviewed before Apr 2021. There were 4 interview rounds.
(1 Question)
- Q1. Why are you looking for a change?
Interview Preparation Tips
arpit gupta
Interview Questionnaire
2 Questions
- Q1. Questions related to programming and workshops related to that
- Q2. Questions related to family background and job location were discussed
Interview Preparation Tips
Experience: test covers quantitative aptitude , logical
reasoning , maths and geometry. you need to be good in both aptitude and maths
Tips: . The best way to improve your aptitude is to regularly practice online tests available on various sites and also used to solve probability in your free time.
Duration: 45 min minutes
Total Questions: 30
Round: Technical Interview
Experience: i told them directly that i don't have idea about all these . Then they ask me to explain my current project. After that they tell me to draw the block diagram to explain the functioning of washing machine and OLA cab system .
In 2nd tech interview they ask the basic questions related to my branch, asked to explain 2 or 3 questions from their apti paper. They want to check your basic knowledge and how much you think logically.
Tips: . For the interview prepare yourself for the questions from your project and vocational training.Always be frank with your interviewer .
Round: HR Interview
Experience: They want to check your basic knowledge and how much you think logically.
HR round is only of 10 minutes.questions related to family background and job location were discussed."
Tips: Almost all the companies take apti test , you have to prepare for that . For the interview prepare yourself for the questions from your project and vocational training.Always be frank with your interviewer .
CPI FACTOR:
CPI did not matter much but there is a bar for the cpi so people scoring below that range are not eligible to apply
General Tips: They want to check your basic knowledge and how much you think logically.
Skills:
College Name: NIT Raipur
Motivation: high package and perk provided by the company as well as the company and its workplace culture
Interview Questionnaire
9 Questions
- Q1. Whole database design of one of my project. Asked some SQL queries also
- Q2. You are given a triangle with height h and base length b and a square of side length a. How many squares can you fit in triangle? Need to derive formula
- Ans.
Formula to calculate number of squares that can fit inside a triangle
Calculate the area of the triangle and the area of the square
Divide the area of the triangle by the area of the square to get the number of squares that can fit inside the triangle
Formula: (h*b)/(a*a)
- Q3. A pattern matching problem with special characters. He wanted the full working code. Similar question: -----/
- Q4. What is SVM (Support Vector Machines
- Ans.
SVM is a machine learning algorithm used for classification and regression analysis.
SVM finds the best hyperplane that separates data into different classes.
It works by maximizing the margin between the hyperplane and the closest data points.
SVM can handle both linear and non-linear data using kernel functions.
It is widely used in image classification, text classification, and bioinformatics.
SVM has been shown to be ef...
- Q5. ANN(Artificial Neural Networks)
- Q6. GP(Genetic Programming)
- Q7. Differences between them and how it is better than linear regression
- Ans.
Logistic regression is used for classification while linear regression is used for regression analysis.
Logistic regression predicts the probability of an event occurring, while linear regression predicts the value of a continuous variable.
Logistic regression uses a sigmoid function to map input values to a probability between 0 and 1.
Linear regression assumes a linear relationship between the independent and dependent ...
- Q8. Questions related to AI and Machine Learning
- Q9. He also asked few java OOPS questions
Interview Preparation Tips
Experience: Contained basic logic based questions. 30 problems. Difficulty Level ->Medium
Duration: 60 minutes
Total Questions: 30
Round: Test
Experience: 1) 15 multiple choice questions. Difficulty level -> Medium-Hard
2) 3 programming problems: Difficulty level -> Easy
a) You have an array of integers. Find that index for which sum of all the elements before it will be equal to sum of all elements after it.
b) Implement queue using stacks.
c) Find minimum value in a binary tree.
3) There were 2 networking related questions. We need to write the answers in detail. I don’t remember the questions.
Duration: 30 minutes
Total Questions: 15
College Name: NA
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Baxter International
Anonymous
posted on 9 Sep 2023
I applied via Naukri.com and was interviewed in Aug 2023. There were 2 interview rounds.
(6 Questions)
- Q1. React hooks, Explain using code
- Ans.
React hooks are functions that let you use state and other React features without writing a class.
Hooks are functions that let you use state and other React features in functional components
useState() is a hook that allows you to add state to functional components
useEffect() is a hook that allows you to perform side effects in functional components
useContext() is a hook that allows you to use the context API in functio
- Q2. Factory Patterns?
- Q3. Liskov Substitution Principle
- Ans.
Liskov Substitution Principle states that objects of a superclass should be replaceable with objects of its subclasses without affecting the program's correctness.
Subtypes must be substitutable for their base types.
Derived classes must be able to replace their base classes without affecting the program's behavior.
Violating this principle can lead to unexpected behavior and errors in the code.
Example: If a program expec...
- Q4. Oops Concept and give examples
- Ans.
Oops concept is a programming paradigm that focuses on objects and classes.
Oops stands for Object-Oriented Programming
Key concepts include inheritance, encapsulation, polymorphism, and abstraction
Examples: Class Car with properties like make, model, and methods like start(), stop()
Example: Inheritance - Class SUV extends Car and adds property numSeats
- Q5. JQuery - Ajax mechanisms
- Q6. Docker and Kubernetes - Azure concepts
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Philips Innovation Campus
Anonymous
posted on 2 Feb 2024
Selected
I applied via Campus Placement and was interviewed in Jan 2024. There were 3 interview rounds.
Computer fundamentals
(1 Question)
- Q1. Technical questions of projects ,dsa
(2 Questions)
- Q1. What is ur background
- Q2. Manegarial and behavioral questions
Interview Preparation Tips
I applied via unstop and was interviewed before Oct 2023. There were 3 interview rounds.
It was medium to difficult level test
(2 Questions)
- Q1. Questions about core subjects like oops pillars
- Q2. Questions about projects, technologies used
(2 Questions)
- Q1. Why do you want to join this
- Q2. Your previous experience and questions about your background
Software Developer Interview Questions & Answers
Siemens Healthineers
Anonymous
posted on 8 Feb 2022
I applied via Recruitment Consulltant and was interviewed in Aug 2021. There were 3 interview rounds.
(1 Question)
- Q1. C++ related basic questions
(1 Question)
- Q1. C++ and project related advanced questions
(1 Question)
- Q1. Tell me about yourself.
Interview Preparation Tips
Software Developer Interview Questions & Answers
Siemens Healthineers
Anonymous
posted on 9 Nov 2022
I applied via Approached by Company and was interviewed before Nov 2021. There were 4 interview rounds.
Basic problem solving easy to medium level
(1 Question)
- Q1. Coding questions based on loops, arrays
(1 Question)
- Q1. Coding a sorting algorithm
- Ans.
Sorting algorithm arranges elements in a specific order.
Choose an appropriate sorting algorithm based on the data size and type.
Common sorting algorithms include bubble sort, insertion sort, merge sort, quicksort, and selection sort.
Implement the chosen algorithm in the programming language of choice.
Test the algorithm with various input sizes and types to ensure correctness and efficiency.
Interview Preparation Tips
Skills evaluated in this interview
Labcorp Interview FAQs
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Labcorp SQL Developer Interview Process for Experienced
based on 2 interviews
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