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McKesson Interview Questions and Answers

Updated 12 Sep 2023

McKesson Interview Experiences

1 interview found

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
No response

I applied via Job Portal

Round 1 - HR 

(4 Questions)

  • Q1. What is probability
  • Ans. 

    Probability is a measure of the likelihood of an event occurring.

    • Probability ranges from 0 (impossible) to 1 (certain)

    • It can be calculated by dividing the number of favorable outcomes by the total number of outcomes

    • Used in various fields like statistics, gambling, and risk assessment

  • Answered by AI
  • Q2. Difference between classification and regression
  • Ans. 

    Classification is for predicting discrete labels, while regression is for predicting continuous values.

    • Classification predicts categories or labels, such as spam or not spam.

    • Regression predicts continuous values, such as house prices or temperature.

    • Classification uses algorithms like logistic regression, decision trees, and support vector machines.

    • Regression uses algorithms like linear regression, polynomial regression

  • Answered by AI
  • Q3. Family background
  • Q4. Difference between smart work and hard work

Interview Preparation Tips

Interview preparation tips for other job seekers - I got call on saturday from this and HR asked me these questions, after that phone call i recieved call on monday i have been selected but Tableau certification was necessary for this possition. They provided me a google form link so that comeone will contact me for the course. Only one teaching firm contacted me that was Data Tech Academy, they charged me 18k INR. The HR promised for a complete refund after joining and the offer letter did not look genuine.

Skills evaluated in this interview

Data Scientist Interview Questions asked at other Companies

Q1. for a data with 1000 samples and 700 dimensions, how would you find a line that best fits the data, to be able to extrapolate? this is not a supervised ML problem, there's no target. and how would you do it, if you want to treat this as a s... read more
View answer (5)

Interview questions from similar companies

I applied via Walk-in and was interviewed in Jul 2019. There were 5 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Self introduction and most of the questions based on u r technical skills.java based questions and sql queries,DBMS questions related mostly

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and dont hesitate to sayu r answer whether it is right or wrong.

I applied via Naukri.com and was interviewed in Mar 2021. There were 4 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. 1. Online test using jquery and react js
  • Q2. 2. Reverse number with sign
  • Ans. 

    Reverse a number while preserving its sign.

    • Extract the sign of the number using Math.sign()

    • Reverse the absolute value of the number using string manipulation

    • Convert the reversed string back to a number and multiply by the sign

  • Answered by AI
  • Q3. 3. Check if two strings are anagram
  • Ans. 

    Check if two strings are anagram

    • Sort both strings and compare them

    • Use a hash table to count the frequency of each character in both strings and compare the hash tables

    • Use an array of size 26 to count the frequency of each letter in both strings and compare the arrays

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - First round was online coding test with average difficulty.
Second round was video interview with managerial questions and 2 coding questions.

Skills evaluated in this interview

I appeared for an interview before Apr 2021.

Round 1 - Video Call 

(5 Questions)

Round duration - 60 minutes
Round difficulty - Medium

This was a technical Interview round with questions on C#, .NET and DBMS.

  • Q1. What is the difference between the Ref and Out keywords in C#?
  • Ans. 

    Ref is used for passing arguments by reference, Out is used for returning multiple values.

    • Ref keyword is used for passing arguments by reference, allowing the method to modify the original value.

    • Out keyword is used for returning multiple values from a method, as it does not require the variable to be initialized before being passed.

  • Answered by AI
  • Q2. What is the difference between ViewData, ViewBag, and TempData in C#?
  • Ans. 

    ViewData, ViewBag, and TempData are ways to pass data between controllers and views in ASP.NET MVC.

    • ViewData is a dictionary object used to pass data from controller to view. It requires typecasting.

    • ViewBag is a dynamic property used to pass data from controller to view. No typecasting is required.

    • TempData is a dictionary object used to pass data from one controller to another or from one action to another.

  • Answered by AI
  • Q3. What is the difference between managed and unmanaged code in C#?
  • Ans. 

    Managed code is executed by the CLR with memory management, while unmanaged code is executed directly by the operating system without memory management.

    • Managed code is executed by the Common Language Runtime (CLR) in .NET framework.

    • Unmanaged code is executed directly by the operating system without CLR.

    • Managed code provides automatic memory management through garbage collection.

    • Unmanaged code requires manual memory man...

  • Answered by AI
  • Q4. What are the different types of triggers in SQL Server?
  • Ans. 

    Triggers in SQL Server are special types of stored procedures that are automatically executed when certain events occur in a database.

    • Types of triggers include DML triggers (for INSERT, UPDATE, DELETE operations), DDL triggers (for CREATE, ALTER, DROP operations), and Logon triggers.

    • Triggers can be set to fire before or after the triggering event.

    • Examples of triggers include auditing changes to a table using an INSERT ...

  • Answered by AI
  • Q5. What are generic and non-generic collections in C#?
  • Ans. 

    Generic collections in C# allow for type-safe collections, while non-generic collections do not enforce type safety.

    • Generic collections use type parameters to specify the type of elements they can contain, ensuring type safety.

    • Non-generic collections do not specify the type of elements they can contain, leading to potential runtime errors if incorrect types are used.

    • Example of generic collection: List<string> nam...

  • Answered by AI
Round 2 - HR 

Round duration - 30 minutes
Round difficulty - Easy

This was a typical managerial round.

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAUnitedHealth Group interview preparation:Topics to prepare for the interview - C#, .NET, DBMS, Data Structures, Algorithms, Aptitude, OOPSTime required to prepare for the interview - 5 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. Past work experience explanation, skill set and technical requirements
Round 3 - Coding Test 

Skill test and technical knowledge evaluation

Round 4 - HR 

(1 Question)

  • Q1. Tell me about yourself, preferred work location and expected salary.

Interview Preparation Tips

Interview preparation tips for other job seekers - Maintain patience and ask them your questions . Have regular follow ups
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I appeared for an interview in Jul 2022.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

They ask you open Hacker Earth site and choose some random programs and ask you to complete it.

Round 3 - Technical 

(6 Questions)

  • Q1. What is multi threading
  • Ans. 

    Multi threading is the ability of a program to perform multiple tasks concurrently.

    • It allows for better utilization of CPU resources

    • It can improve program performance and responsiveness

    • Examples include web servers handling multiple requests simultaneously and video games rendering graphics while processing user input

  • Answered by AI
  • Q2. What is extend keyword
  • Ans. 

    The extend keyword is used to add properties and methods to an existing object.

    • Used in JavaScript to add properties and methods to an object

    • Can be used to inherit properties and methods from a parent object

    • Syntax: Object.assign(target, ...sources)

    • Example: const obj1 = {a: 1}; const obj2 = {b: 2}; const obj3 = {...obj1, ...obj2};

  • Answered by AI
  • Q3. Explain override. Why we need virtual?
  • Ans. 

    Override is used to provide a new implementation of a method in a subclass. Virtual is needed to allow the method to be overridden.

    • Override is used to change the behavior of a method in a subclass

    • Virtual is used to allow the method to be overridden in a subclass

    • Without virtual, a subclass cannot override a method from its parent class

    • Override is used to implement polymorphism in object-oriented programming

  • Answered by AI
  • Q4. Write a program to sort the array and remove duplicates.
  • Ans. 

    Program to sort and remove duplicates from an array.

    • Use built-in sort() method to sort the array in ascending order.

    • Loop through the sorted array and remove duplicates using filter() method.

    • Return the sorted and duplicate-free array.

  • Answered by AI
  • Q5. What is Is Relationship and As Relationship in oops?
  • Ans. 

    Is Relationship and As Relationship are two types of relationships in object-oriented programming.

    • Is Relationship is a type of relationship where one class is a subset of another class.

    • As Relationship is a type of relationship where one class is a type of another class.

    • Is Relationship is denoted by a solid line with a closed arrowhead pointing towards the superclass.

    • As Relationship is denoted by a dotted line with an o...

  • Answered by AI
  • Q6. What are architectural, structural, behavioural design patterns? Why we need them?
  • Ans. 

    Architectural, structural, and behavioral design patterns are reusable solutions to common software design problems.

    • Architectural patterns define the overall structure of a software system

    • Structural patterns describe how objects and classes can be combined to form larger structures

    • Behavioral patterns focus on communication between objects and how they operate together

    • Design patterns help to improve software quality, ma...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with basic programming and algorithms.

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before May 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Asked basic sorting and searching algorithms

Round 2 - Technical 

(1 Question)

  • Q1. Asked questions about sql and Java

Interview Preparation Tips

Round: Test
Experience: Basic Aptitude and logic based questions. 
Tips: Practice on questions similar to CAT.
Duration: 60 min minutes
Total Questions: 30

Round: Test
Experience: 15 MCQ + 3 programming + 2 networking based questions.
Tips: Problems are not so tough. Time is the only constraint. Keep it fast.
Duration: 30 minutes
Total Questions: 20

Round: Technical Interview
Experience: Find questions at -----/

Skill Tips: ""
College Name: IIT Indore

Interview Preparation Tips

Round: Test
Experience: Written test consisting of aptitude problems and algorithms lasting an hour. The test included 40 marks of aptitude problems and 3 questions on algorithms
Tips: Importance is given to test and programming languages.Not much stress is given on the courses but analytical abilities are testedSolve puzzles and algorithm type questionsKnowledge about probability is very helpful
Duration: 60 minutes

Round: Interview
Experience: Interviewers look how fast you can pick up stuffInterview questions for the technical round were based upon BTP and programming languages.

Round: Interview
Experience: HR round is not intensive and had general HR questions.

College Name: IIT Madras

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

Round: Test
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

McKesson Interview FAQs

How many rounds are there in McKesson interview?
McKesson interview process usually has 2 rounds. The most common rounds in the McKesson interview process are Resume Shortlist and HR.
How to prepare for McKesson interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at McKesson. The most common topics and skills that interviewers at McKesson expect are Data Engineering, JMeter, Java, QTP and SCALA.
What are the top questions asked in McKesson interview?

Some of the top questions asked at the McKesson interview -

  1. difference between classification and regress...read more
  2. What is probabil...read more

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McKesson Interview Process

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based on 8 reviews

3.7/5

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3.4

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4.8

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4.0

Company culture

2.7

Promotions

3.3

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