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Snapdeal
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Snapdeal is a leading e-commerce company in India with a strong customer base and a wide range of products.
Snapdeal has a large customer base in India, which provides a great opportunity for growth and impact.
The company offers a wide range of products across various categories, catering to diverse customer needs.
Snapdeal has a strong presence in the e-commerce market, competing with other major players.
The compan...
Estimating the costs of an Auto-Rickshaw driver.
Consider fuel expenses for the auto-rickshaw.
Include maintenance and repair costs.
Factor in license and permit fees.
Account for insurance premiums.
Include daily wages for any helpers or assistants.
Consider miscellaneous expenses like parking fees and tolls.
Algorithm to find LCM of all numbers from 1 to n and its time complexity
Find prime factors of all numbers from 1 to n
For each prime factor, find the highest power it appears in any number from 1 to n
Multiply all prime factors raised to their highest power to get LCM
Time complexity: O(n*log(log(n)))
The question asks to find the count of words in a dictionary that can be formed by a given number.
Iterate through each word in the dictionary
Check if the characters in the word can be formed using the given number
Increment the count if the word can be formed
NoSQL databases are flexible, scalable, and can handle large amounts of unstructured data.
NoSQL databases are schema-less, allowing for easy and flexible data modeling.
They can handle large amounts of unstructured data, making them suitable for big data applications.
NoSQL databases are highly scalable and can easily handle high traffic and large user bases.
They provide horizontal scalability by distributing data a...
Minimize cost to make H elements of an array equal by only increasing their values.
Identify the target value H that elements should be increased to.
Calculate the cost for each element that needs to be increased to H.
Select the H smallest costs to minimize total cost.
Example: For array [2, 3, 5, 6, 4, 4] and H=4, costs are [2, 1, 0, 0, 0, 0]. Total cost = 3.
Optimal complexity is achieved by sorting or using a min-h...
Defective pack elimination during transportation loading
Inspect each pack before loading
Use a checklist to ensure all packs are accounted for
Separate defective packs from non-defective ones
Label defective packs clearly
Dispose of defective packs properly
Train personnel on proper handling procedures
Online shopping is the process of purchasing goods or services over the internet.
Online shopping allows customers to browse and buy products from the comfort of their own homes.
It offers convenience, as customers can shop anytime and anywhere.
Customers have access to a wide variety of products and can compare prices easily.
Online shopping eliminates the need to physically visit stores, saving time and effort.
Examp...
Box model defines how elements are rendered in CSS. Specificity determines which CSS rule applies to an element. Render-blocking statements delay page rendering.
Box model includes content, padding, border, and margin.
Specificity is calculated based on the number of selectors and their types.
Render-blocking statements are CSS or JavaScript files that prevent the page from rendering until they are loaded.
Use media q...
Median is best because it is not affected by outliers and gives a better representation of central tendency.
Median is the middle value in a dataset, which makes it less affected by extreme values or outliers.
It gives a better representation of central tendency as compared to mean, which can be skewed by outliers.
Mode is not always useful as it may not exist or may not be unique in a dataset.
For example, in a datas...
GroupBy in pandas allows for data aggregation and transformation based on specific columns.
Use `df.groupby('column_name')` to group data by a specific column.
Apply aggregation functions like `sum()`, `mean()`, or `count()` after grouping.
Example: `df.groupby('category').sum()` sums values for each category.
You can group by multiple columns: `df.groupby(['col1', 'col2']).mean()`.
Use `agg()` to apply multiple functions: ...
Group by in SQL aggregates data based on specified columns, allowing for summary statistics and analysis.
The GROUP BY clause groups rows that have the same values in specified columns into summary rows.
Common aggregate functions used with GROUP BY include COUNT(), SUM(), AVG(), MAX(), and MIN().
Example: SELECT department, COUNT(*) FROM employees GROUP BY department; returns the number of employees in each department.
Yo...
Reverse a stack without using extra space
Convert Roman numerals to integers using a mapping of values for each symbol.
Create a mapping of Roman numeral symbols to their corresponding integer values.
Iterate through the input Roman numeral string from right to left.
If the current symbol's value is less than the next symbol's value, subtract it from the total. Otherwise, add it to the total.
I applied via Recruitment Consulltant and was interviewed in Dec 2023. There was 1 interview round.
The order of execution refers to the sequence in which instructions or operations are executed in a program.
The order of execution is determined by the programming language and the specific code being executed.
Generally, code is executed line by line from top to bottom.
However, there are exceptions such as loops, conditionals, and function calls that can alter the order of execution.
In some programming languages, there...
I applied via Naukri.com and was interviewed in Apr 2024. There was 1 interview round.
Fast growth of population
I have 5 years of experience in project management, leading cross-functional teams to successful project completion.
Led cross-functional teams to complete projects on time and within budget
Managed project timelines, resources, and deliverables
Collaborated with stakeholders to ensure project goals were met
Implemented project management best practices to improve efficiency
Experience in creating and executing project plan...
2 medium level leet code question.
Find the pair element from the array
Iterate through the array and use a hashmap to store elements and their counts
Check if the current element's complement exists in the hashmap
Return the pair if found, otherwise return null
I applied via Recruitment Consulltant and was interviewed before Jan 2024. There was 1 interview round.
Simple sql and python basic questions was asked.
I applied via Company Website and was interviewed in Oct 2023. There were 3 interview rounds.
How to work working timing work process salary
The company follows a systematic working process to ensure efficient operations.
The company has defined workflows and procedures for each department.
Tasks are assigned to employees based on their skills and expertise.
There is a clear hierarchy and reporting structure in place.
Regular communication and collaboration among team members.
The company may use software or tools to streamline data entry processes.
Quality check...
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Some of the top questions asked at the Snapdeal interview -
The duration of Snapdeal interview process can vary, but typically it takes about less than 2 weeks to complete.
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