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10+ New Breed Logistics Interview Questions and Answers
Q1. Chocolate Distribution Problem
You are given an array/list CHOCOLATES
of size 'N', where each element represents the number of chocolates in a packet. Your task is to distribute these chocolates among 'M' stude...read more
Q2. Ninja and Substrings Problem Statement
Ninja has to determine all the distinct substrings of size two that can be formed from a given string 'STR' comprising only lowercase alphabetic characters. These substrin...read more
Q3. Time to Burn Tree Problem
You are given a binary tree consisting of 'N' unique nodes and a start node where the burning will commence. The task is to calculate the time in minutes required to completely burn th...read more
Q4. What are the concepts of advanced Excel and Power BI projects, and how are they utilized within a company or for clients?
Advanced Excel and Power BI are tools used for data analysis and visualization in companies and for clients.
Advanced Excel allows for complex data manipulation, analysis, and visualization using features like pivot tables, macros, and VBA programming.
Power BI is a business analytics tool that provides interactive visualizations and business intelligence capabilities, connecting to various data sources.
These tools are utilized in companies to analyze large datasets, create rep...read more
Q5. What are the concepts of credit and operations, particularly in relation to Know Your Customer (KYC) procedures and the privacy of client data?
Credit and operations concepts in relation to KYC procedures and client data privacy.
Credit refers to the extension of money or resources to a client based on their financial history and ability to repay.
Operations involve the day-to-day processes and procedures within a financial institution to ensure smooth functioning.
KYC procedures are used to verify the identity of clients to prevent fraud and money laundering.
Privacy of client data is crucial to maintain trust and confi...read more
Q6. WHAT IS DIFFERENCE BETWEEN TRUNCATE, DELETE AND DROP
Truncate removes all rows from a table, while delete removes specific rows. Drop deletes the entire table structure.
Truncate is faster than delete as it does not log individual row deletions.
Delete is slower than truncate as it logs each row deletion.
Drop removes the table structure along with all data, while truncate and delete only remove data.
Truncate and delete can be rolled back, but drop cannot be rolled back.
Example: TRUNCATE TABLE table_name;
Example: DELETE FROM table...read more
Q7. What is OLTP and how it is different from OLAP
OLTP stands for Online Transaction Processing, used for real-time transaction processing. OLAP stands for Online Analytical Processing, used for complex queries and data analysis.
OLTP is used for day-to-day transaction processing in real-time
OLAP is used for complex queries and data analysis for decision-making
OLTP databases are normalized for efficient transaction processing
OLAP databases are denormalized for faster query performance
Examples of OLTP systems include ATM trans...read more
Q8. What is Structured Query Language?
Structured Query Language (SQL) is a programming language used to manage and manipulate relational databases.
SQL is used to create, modify, and delete databases, tables, and data
It is used to retrieve data from databases using queries
SQL is used to perform operations on data such as sorting, filtering, and grouping
Examples of SQL-based database management systems include MySQL, Oracle, and Microsoft SQL Server
Q9. can you handle pressure
Yes, I can handle pressure well.
I prioritize tasks and manage my time effectively
I remain calm and focused under pressure
I seek help or guidance when needed
I have experience working under tight deadlines, such as during quarterly reports
Q10. MongoDB database algorithms
MongoDB database algorithms are used for efficient data storage, retrieval, and processing.
MongoDB uses various algorithms for indexing, sharding, and aggregation.
Indexing algorithms include B-tree, hash, and text search indexes.
Sharding algorithms include range-based, hash-based, and zone-based sharding.
Aggregation algorithms include map-reduce and aggregation pipeline.
MongoDB also uses algorithms for query optimization and data compression.
Q11. Windows function in sql
Windows functions in SQL are used to perform calculations across a set of table rows related to the current row.
Windows functions are used to calculate values based on a specific window or subset of rows within a table.
They can be used to calculate running totals, moving averages, rank, and more.
Examples of window functions include ROW_NUMBER(), RANK(), SUM() OVER(), and AVG() OVER().
Q12. Optimisation in sql
Optimisation in SQL involves improving query performance by writing efficient queries and indexing tables.
Use indexes on columns frequently used in WHERE clauses
Avoid using SELECT * and only retrieve necessary columns
Use EXISTS instead of IN for subqueries
Avoid using functions in WHERE clauses as they can slow down performance
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