UnitedHealth
10+ SIRPUR PAPER MILLS Interview Questions and Answers
Q1. There are 100 people standing in a circle, the first person has a gun he starts shooting the person next to him and hands over the gun to the 3rd person and so on. Who will be the last person surviving?
The last person surviving will be the 73rd person.
The pattern of shooting skips every second person.
After each round of shooting, the number of people remaining is halved.
The last person standing will be the one who is skipped in every round of shooting.
Q2. There are 20 blue balls and 13 red balls in a container. I pick up randomly 2 balls from the container if the colour of the balls is same then I replace them with a blue ball and if otherwise then I replace the...
read moreThe last ball will be red.
If the first two balls are of different colors, they will be replaced with a red ball.
If the first two balls are of the same color, they will be replaced with a blue ball.
The number of balls in the container does not affect the outcome.
The last ball will be red because there are more red balls than blue balls in the container.
Q3. There are 100 people. 1st person has a sword. He kills 2nd person and gives the sword to 3rd person. He kills 4th and gives the sword to 5th person.99th person kill 100th person and gives the sword to 1st perso...
read moreThe 100th person will be alive.
The pattern shows that every even numbered person is killed and every odd numbered person receives the sword.
The sword eventually comes back to the 1st person who started the cycle.
Therefore, the 100th person will be killed by the 99th person and the sword will go back to the 1st person.
Hence, the 1st person will be the only one left alive.
Q4. Reverse a Number Problem Statement
Ninja wants to find the reverse of a given number but needs your assistance.
Example:
Input:
T = 2
N = 10400
N = 12345
Output:
401
54321
Explanation:
If a number has trailing zer...read more
Q5. Prime Numbers in Interval Problem Statement
You are provided with a positive integer N
. Your task is to return all the prime numbers that are less than or equal to N
.
Input:
The input consists of an integer 'T'...read more
Q6. Bubble Sort Problem Statement
Sort the given unsorted array consisting of N non-negative integers in non-decreasing order using the Bubble Sort algorithm.
Input:
The first line contains an integer 'T' represent...read more
Q7. There are 8 balls out of which only one ball is heavier. You have a weighing balance. In how many attempts (Min and Max) can u find the heavier ball?
Find the heavier ball out of 8 using a weighing balance in minimum and maximum attempts.
Divide the balls into 3 groups of 3, 3, and 2.
Weigh the first two groups against each other.
If they balance, the heavier ball is in the third group.
If one group is heavier, weigh two balls from that group against each other.
If they balance, the heavier ball is the remaining one.
If one ball is heavier, that is the answer.
In the worst case, it takes 3 attempts to find the heavier ball.
Q8. There are 11 balls out of which only one ball is heavier. You have a weighing balance. In how many attempts (Min) can u find the heavier ball?
In 3 attempts, the heavier ball can be found using the weighing balance.
Divide the balls into 3 groups of 3, 3, and 5 balls.
Weigh the first two groups against each other.
If they balance, the heavier ball is in the third group. Weigh two balls from the third group against each other to find the heavier one.
If they don't balance, the heavier ball is in the heavier group. Take two balls from the heavier group and weigh them against each other to find the heavier one.
Q9. There are 'n' balls out of which only one ball is heavier. You have a weighing balance. Come up with a formula to find the heavier ball
Use a binary search approach to find the heavier ball among 'n' balls using a weighing balance.
Divide the 'n' balls into two equal groups and weigh them on the balance.
If one group is heavier, repeat the process with that group.
If both groups weigh the same, the heavier ball is among the remaining unweighed balls.
Continue dividing and weighing until the heavier ball is found.
Q10. How many soft drinks can be sold on a particular day in J&K?
The number of soft drinks sold in J&K on a particular day depends on various factors such as population, demand, availability, and marketing strategies.
The population of J&K can be a factor in determining the potential number of soft drink sales.
The demand for soft drinks can vary based on factors such as weather, events, and cultural preferences.
The availability of soft drinks in J&K, including distribution channels and retail outlets, can impact sales.
Marketing strategies, ...read more
Q11. What is ‘vlookup’ in excel? Difference between vlookup and hlookup.
VLOOKUP is a function in Excel used to search for a value in the first column of a range and return a corresponding value from another column.
VLOOKUP stands for vertical lookup.
It is commonly used to find specific data in large datasets.
The function takes four arguments: lookup value, table array, column index number, and range lookup.
VLOOKUP is case-insensitive and requires an exact match or an approximate match.
The function returns the value from the corresponding row in th...read more
Q12. How many facebook users are there in the world?
The exact number of Facebook users worldwide is constantly changing, but as of October 2021, there are over 2.8 billion monthly active users.
As of October 2021, Facebook reported having over 2.8 billion monthly active users.
The number of Facebook users is constantly changing as new users join and others deactivate or delete their accounts.
Facebook's user base is spread across different countries and demographics.
The number of Facebook users can be influenced by factors such a...read more
Q13. Guesstimate : Number if tractors sold in haryana in a year.
Approximately 50,000 tractors are sold in Haryana every year.
Consider the population of Haryana and the number of farmers in the state.
Look at the agricultural output of Haryana and the demand for tractors in the region.
Take into account the number of tractor dealerships in Haryana and their sales figures.
Research the sales figures of major tractor manufacturers in Haryana.
Assume a growth rate based on the previous year's sales figures.
Consider any government policies or subs...read more
Q14. Estimate the market size of 4K and 8K display screens
Estimating the market size of 4K and 8K display screens.
Analyze sales data and market research reports
Consider the adoption rate of 4K and 8K technology
Evaluate the market demand from various industries (entertainment, gaming, advertising, etc.)
Assess the pricing and availability of 4K and 8K displays
Factor in the growth potential and competition in the market
Q15. • Output and error checking of sql queries.
Output and error checking of SQL queries involves verifying the correctness of query results and handling any potential errors.
Verify the correctness of query results by comparing them with expected output
Check for syntax errors and correct them before executing the query
Handle runtime errors by using try-catch blocks or error handling mechanisms
Validate input parameters to prevent SQL injection attacks
Use appropriate error logging and reporting mechanisms to track and resolv...read more
Q16. • Estimate the % of smokers in institute
Estimating the percentage of smokers in an institute.
Collect data on the number of smokers and the total population in the institute.
Calculate the ratio of smokers to the total population.
Multiply the ratio by 100 to get the percentage of smokers.
Consider conducting surveys or analyzing existing data to gather information.
Take into account any potential biases or limitations in the data collection process.
Q17. Why UHG; Analytics?
UHG; Analytics offers a unique opportunity to combine my passion for data analysis with the healthcare industry.
UHG is a leading healthcare organization with a strong focus on analytics.
Working at UHG will allow me to contribute to improving healthcare outcomes through data-driven insights.
The company's commitment to innovation and cutting-edge technology aligns with my career goals.
UHG's vast data resources provide an excellent platform for conducting meaningful analytics pr...read more
Q18. Guesstimate : India's Deodrant market
The Indian deodorant market is a growing industry with a large consumer base and increasing demand for premium and natural products.
The deodorant market in India has been experiencing steady growth over the years.
The market is driven by factors such as increasing disposable income, urbanization, and changing lifestyles.
There is a growing awareness among consumers about personal hygiene and grooming, leading to higher demand for deodorants.
The market is highly competitive with...read more
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