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I appeared for an interview in Aug 2016.
The cement industry in India is a major contributor to the country's economy and infrastructure development.
India is the second-largest cement producer in the world, with a capacity of over 500 million tonnes per annum.
The industry is dominated by a few major players, including UltraTech Cement, ACC Limited, and Ambuja Cements.
Cement consumption in India is driven by the housing sector, infrastructure projects, and ind...
It is impossible to accurately guess the number of people watching a particular movie show in the United Kingdom.
The number of people watching a movie show can vary greatly depending on various factors such as the popularity of the movie, the time of day, the day of the week, and the location of the theater.
To estimate the number of people watching a movie show, one would need access to data from ticket sales, theater ...
The 10-digit number in which i occurs a[i] times is 6210001000.
The number has 6 zeros because i=0 occurs 6 times.
The number has 2 ones because i=1 occurs 2 times.
The number has 1 two because i=2 occurs 1 time.
The number has 0 threes because i=3 occurs 0 times.
The number has 0 fours because i=4 occurs 0 times.
The number has 0 fives because i=5 occurs 0 times.
The number has 1 six because i=6 occurs 1 time.
The number has ...
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I applied via LinkedIn and was interviewed in Jul 2024. There were 3 interview rounds.
Quantitative Aptitude
Stakeholders vs Shareholders
Analysis of financial time series
I applied via Naukri.com and was interviewed in Jan 2024. There were 2 interview rounds.
Different types of commands include data manipulation, data definition, data control, and transaction control commands.
Data manipulation commands: SELECT, INSERT, UPDATE, DELETE
Data definition commands: CREATE, ALTER, DROP
Data control commands: GRANT, REVOKE
Transaction control commands: COMMIT, ROLLBACK, SAVEPOINT
Inner join returns only the matching rows between two tables, while outer join returns all rows from both tables.
Inner join only includes rows that have matching values in both tables
Outer join includes all rows from both tables, filling in missing values with NULL if there is no match
Examples: Inner join - SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id; Outer join - SELECT * FROM table1 LEFT OUTER JOI
SQL query to retrieve the second highest salary from a table
Use the ORDER BY clause to sort salaries in descending order
Use the LIMIT clause to retrieve the second row
Numpy is a library for numerical operations in Python, while Pandas is used for data manipulation and analysis.
Numpy is used for numerical operations like linear algebra, Fourier transform, etc.
Pandas is used for data manipulation tasks like data cleaning, merging, reshaping, etc.
Numpy works with arrays, while Pandas works with dataframes.
Numpy is more efficient for numerical computations, while Pandas is more user-fri...
I applied via Walk-in and was interviewed in Mar 2022. There were 2 interview rounds.
Employee model CRUD APIS USING SRPING BOOT & MYSQL
Spring Boot is a framework that simplifies Spring development by providing pre-configured settings and dependencies.
Spring Boot is built on top of the Spring framework.
Spring Boot provides a standalone executable that can run the application.
Spring Boot provides auto-configuration, which reduces the need for manual configuration.
Spring Boot provides a wide range of starter dependencies that can be easily added to the p...
JPA is a specification while Hibernate is an implementation of JPA. JPA provides a standard API for ORM frameworks.
JPA is a standard API for ORM frameworks
JPA provides a vendor-neutral interface
JPA allows for easy switching between ORM frameworks
Hibernate is an implementation of JPA
Hibernate provides additional features beyond JPA
MySQL GROUP BY is used to group rows with same values. DISTINCT is used to remove duplicate values from a column.
GROUP BY is used with aggregate functions like COUNT, SUM, AVG, etc.
DISTINCT is used to retrieve unique values from a column.
GROUP BY and DISTINCT can be used together to group and retrieve unique values.
Example: SELECT COUNT(*) FROM table_name GROUP BY column_name;
Example: SELECT DISTINCT column_name FROM t
Spring has four scopes: Singleton, Prototype, Request, and Session.
Singleton scope creates a single instance of a bean.
Prototype scope creates a new instance of a bean every time it is requested.
Request scope creates a new instance of a bean for each HTTP request.
Session scope creates a new instance of a bean for each HTTP session.
posted on 4 Aug 2023
I applied via Naukri.com and was interviewed before Aug 2022. There were 3 interview rounds.
I appeared for an interview in Nov 2022.
Strong appitude knowledge is required.
SQL statements are used to interact with databases by performing operations like querying, updating, and deleting data.
SQL statements are made up of keywords like SELECT, INSERT, UPDATE, DELETE, etc.
They are structured in a specific order, with clauses like WHERE, ORDER BY, GROUP BY, etc.
Tables are referenced using their names, and conditions are specified to filter data.
Joins can be used to combine data from multiple
I applied via Job Portal and was interviewed in Jan 2023. There were 3 interview rounds.
I applied via Company Website and was interviewed before Nov 2020. There was 1 interview round.
I applied via Walk-in and was interviewed before Dec 2020. There was 1 interview round.
Some of the top questions asked at the ElectrifAi Analytics Engineer interview -
Project Analyst
21
salaries
| ₹4 L/yr - ₹7.5 L/yr |
Software Engineer
15
salaries
| ₹6 L/yr - ₹16 L/yr |
Software Engineer Level 1
8
salaries
| ₹6 L/yr - ₹14 L/yr |
Technical Lead
7
salaries
| ₹12 L/yr - ₹27 L/yr |
Project Analyst 2
6
salaries
| ₹5 L/yr - ₹9.1 L/yr |
Primus Global Technologies
TriGeo Technologies
Plada Infotech Services
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