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HashTag Labs Internship Trainee Interview Questions, Process, and Tips
HashTag Labs Internship Trainee Interview Experiences
1 interview found
simran chaudhary
Selected
I applied via Walk-in and was interviewed in May 2023. There were 3 interview rounds.
(8 Questions)
- Q1. Difference between MySQL and Sql
- Ans.
MySQL is a specific implementation of SQL, which is a standardized language for managing databases.
MySQL is a specific relational database management system (RDBMS) that uses SQL as its query language.
SQL (Structured Query Language) is a standardized language for managing databases, used by various RDBMS like MySQL, Oracle, and SQL Server.
MySQL is open-source and widely used for web applications, while SQL is a languag...
- Q2. What are function in PHP and functions return functions
- Ans.
Functions in PHP are blocks of code that can be reused throughout a program. Functions can return values or other functions.
Functions in PHP are defined using the 'function' keyword followed by the function name and parameters.
Functions can return a value using the 'return' keyword.
Functions can also return other functions, known as 'higher-order functions'.
- Q3. What is tag and elements in Html
- Ans.
Tags and elements in HTML are used to structure and format content on a webpage.
Tags are used to define the structure of content on a webpage.
Elements are made up of a start tag, content, and an end tag.
Examples of tags include <p> for paragraphs and <h1> for headings.
- Q4. How to delect coloum in database
- Ans.
To delete a column in a database, you can use the ALTER TABLE command.
Use the ALTER TABLE command followed by the DROP COLUMN keyword and the name of the column you want to delete.
Make sure to specify the table name where the column exists.
Example: ALTER TABLE table_name DROP COLUMN column_name;
- Q5. What is Order By and why used ?
- Ans.
Order By is a clause in SQL used to sort the result set of a query based on specified columns.
Order By is used to sort the result set in ascending or descending order.
It is typically used at the end of a SELECT statement.
Example: SELECT * FROM table_name ORDER BY column_name ASC;
- Q6. What is primary key & foreign key ?
- Ans.
Primary key uniquely identifies each record in a table, while foreign key establishes a link between two tables.
Primary key ensures data integrity by preventing duplicate records.
Foreign key establishes a relationship between tables by referencing the primary key of another table.
Example: In a database of students and courses, student ID can be a primary key in the students table and a foreign key in the courses table.
- Q7. What is null in table and what is auto increment in MySQL
- Ans.
Null in a table represents a missing or unknown value, while auto increment in MySQL automatically generates unique values for a column.
Null in a table indicates that a particular field does not have a value assigned to it.
Auto increment in MySQL is used to automatically generate a unique value for a column, typically for primary keys.
For example, a column with auto increment in MySQL will automatically assign a unique
- Q8. Who to set path in CMD
- Ans.
To set path in CMD, use the 'set' command followed by the path to the desired directory.
Open CMD by searching 'cmd' in the start menu
Use the 'cd' command to navigate to the desired directory
Use the 'set' command followed by 'PATH=C:\desired\directory' to set the path
(1 Question)
- Q1. What's your salary expectations
Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
Anonymous
Selected
I applied via LinkedIn and was interviewed before Jan 2024. There were 2 interview rounds.
Relationship-based logistics.
Dsa basics using java
Al-Fareed
Selected
I applied via Referral and was interviewed in Feb 2023. There were 5 interview rounds.
It was based on OOPS concept and Data Structure
(1 Question)
- Q1. Asked me to code with different problem statement, the question was based on logical thinking and implementation
(1 Question)
- Q1. Coding in OOPS Concepts, Data Structure and class association type of problem statement
(1 Question)
- Q1. General talk as HR does
Interview Preparation Tips
I applied via Walk-in and was interviewed in Jul 2024. There were 5 interview rounds.
In Aptitude test contains topics like time, percentages,data interpretation etc.
In this round It is 30 mins we have 25 MCQ questions to attempt it is in Java/Python based questions.
(2 Questions)
- Q1. Tell me about your self
- Ans.
I am a recent graduate with a degree in engineering, passionate about problem-solving and eager to learn and grow in a professional setting.
Recent graduate with a degree in engineering
Passionate about problem-solving
Eager to learn and grow in a professional setting
- Q2. Explain about your projects
- Ans.
I have worked on various projects including designing a solar-powered irrigation system and developing a mobile app for waste management.
Designed a solar-powered irrigation system to help farmers in remote areas access water for their crops
Developed a mobile app for waste management to help users locate nearby recycling centers and schedule pickups
Implemented IoT sensors in the irrigation system to monitor soil moistur
(2 Questions)
- Q1. Group discussion
- Q2. How do you know about our company
- Ans.
Researched online, read about company culture, products, and recent news.
Researched online to learn about company history and values
Read about the products and services offered by the company
Kept up to date with recent news and developments within the company
Checked out employee reviews on platforms like Glassdoor
(2 Questions)
- Q1. Tell me about your self
- Ans.
I am a recent graduate with a degree in engineering, eager to learn and grow in a professional setting.
Recent graduate with a degree in engineering
Eager to learn and grow in a professional setting
Strong problem-solving skills
Experience with technical projects during studies
- Q2. General Questions
Selected
I applied via campus placement at Aligarh Muslim University (AMU) and was interviewed in Jan 2024. There were 2 interview rounds.
Basic logical and aptitude questions.
(4 Questions)
- Q1. Just simple python technical questions.
- Q2. Simple SQL questions
- Q3. What is 2NF, explain?
- Ans.
2NF stands for Second Normal Form. It is a database normalization technique that eliminates redundancy and ensures data integrity.
2NF is based on the concept of functional dependencies.
It requires that a table be in 1NF and each non-key attribute is functionally dependent on the entire primary key.
To achieve 2NF, we identify partial dependencies and remove them by creating separate tables.
Example: If we have a table wi...
- Q4. Dense rank, row number and rank?
Interview Preparation Tips
- Normalisation
Selected
I applied via LinkedIn and was interviewed before Jan 2024. There were 2 interview rounds.
Relationship-based logistics.
Dsa basics using java
Selected
I applied via Referral and was interviewed in Feb 2023. There were 5 interview rounds.
It was based on OOPS concept and Data Structure
(1 Question)
- Q1. Asked me to code with different problem statement, the question was based on logical thinking and implementation
(1 Question)
- Q1. Coding in OOPS Concepts, Data Structure and class association type of problem statement
(1 Question)
- Q1. General talk as HR does
Interview Preparation Tips
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