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Mantra Technologies Interview Questions and Answers
10 Interview questions
HTML5 is the latest version of HTML, introducing new features, elements, and APIs for modern web development.
HTML5 introduces new semantic elements like <article>, <section>, and <header> for better structure.
It supports multimedia with <audio> and <video> tags, eliminating the need for plugins.
HTML5 includes new form elements such as <date>, <email>, and <range> for...
Data can be passed in React by using props, state, context, or Redux store.
Props are used to pass data from parent to child components.
State is used to manage data within a component and can be passed down as props.
Context allows data to be passed down through the component tree without having to pass props manually.
Redux store can be used for managing global state that can be accessed by any component.
Operators in Python are symbols that perform operations on variables and values.
Operators include arithmetic operators (+, -, *, /), assignment operators (=, +=, -=), comparison operators (==, !=, <, >), logical operators (and, or, not), and more
Operators can be used to perform mathematical calculations, assign values, compare values, and combine conditions
Examples: 5 + 3 (arithmetic), x = 10 (assignment), x == y ...
if else statement is a programming construct that allows for conditional execution of code based on a specified condition.
Used to execute a block of code if a specified condition is true, and another block if the condition is false
Syntax: if (condition) { // code block } else { // code block }
Example: if (x > 5) { console.log('x is greater than 5'); } else { console.log('x is less than or equal to 5'); }
Python is considered a high-level language due to its abstraction from hardware and ease of use for developers.
Abstraction: Python abstracts complex details of the computer's hardware, allowing developers to focus on programming logic.
Readability: Python's syntax is designed to be easy to read and write, making it accessible for beginners.
Memory Management: Python handles memory allocation and garbage collection a...
SEO stands for Search Engine Optimization. It is the practice of optimizing websites to rank higher in search engine results pages.
SEO helps increase website visibility and traffic
It involves optimizing website content, structure, and HTML code
Keyword research and link building are important aspects of SEO
Examples of SEO tools include Google Analytics and SEMrush
CTC expectation refers to the expected salary package including all benefits and perks.
CTC stands for Cost to Company
It includes salary, bonuses, insurance, and other benefits
The expectation varies based on experience, skills, and industry standards
Oops concept is object-oriented programming principles. Numpy and Pandas are libraries in Python for numerical computing and data manipulation.
Oops concept involves principles like inheritance, encapsulation, polymorphism, and abstraction.
Numpy is a library for numerical computing in Python, providing support for large, multi-dimensional arrays and matrices.
Pandas is a library for data manipulation and analysis in...
Inductor and common mode choke parameters and usage
Inductors are passive electronic components that store energy in a magnetic field
Common mode chokes are used to suppress electromagnetic interference (EMI) in electronic circuits
Parameters for inductors include inductance value, current rating, and resistance
Parameters for common mode chokes include impedance, current rating, and frequency range
Inductors are commo...
DC DC power supplies are devices that convert one DC voltage to another DC voltage efficiently.
DC DC power supplies are used to step up or step down DC voltages for various applications.
They are commonly used in electronics, telecommunications, and automotive industries.
Examples include buck converters, boost converters, and buck-boost converters.
Mantra Technologies Interview Experiences
32 interviews found
Anonymous
I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.
(2 Questions)
- Q1. DC DC power supply and their details
- Ans.
DC DC power supplies are devices that convert one DC voltage to another DC voltage efficiently.
DC DC power supplies are used to step up or step down DC voltages for various applications.
They are commonly used in electronics, telecommunications, and automotive industries.
Examples include buck converters, boost converters, and buck-boost converters.
- Q2. Inductor and common mode choke parameters and usage
- Ans.
Inductor and common mode choke parameters and usage
Inductors are passive electronic components that store energy in a magnetic field
Common mode chokes are used to suppress electromagnetic interference (EMI) in electronic circuits
Parameters for inductors include inductance value, current rating, and resistance
Parameters for common mode chokes include impedance, current rating, and frequency range
Inductors are commonly u...
Interview Preparation Tips
- Microcontroller
Selected
I appeared for an interview before Jun 2022.
(1 Question)
- Q1. Methodology followed towards project management, waterfall model vs agile difference, responsibilities shared and job functions, situation leadership, escalation handling, sprint planning
Interview Preparation Tips
(1 Question)
- Q1. What is difference between HTML and HTML5
- Ans.
HTML5 is the latest version of HTML, introducing new features, elements, and APIs for modern web development.
HTML5 introduces new semantic elements like <article>, <section>, and <header> for better structure.
It supports multimedia with <audio> and <video> tags, eliminating the need for plugins.
HTML5 includes new form elements such as <date>, <email>, and <range> for impr...
Skills evaluated in this interview
Romesh Advani
Selected
I applied via Approached by Company and was interviewed in Mar 2024. There were 3 interview rounds.
(1 Question)
- Q1. For senior folks they will ask you to reduce salary by 50 % at the bare minimum
(1 Question)
- Q1. They will ask you for case study ,ppt
(1 Question)
- Q1. Not advised no clarity from them team they talk about profit only
Selected
I applied via Naukri.com and was interviewed in Jul 2024. There were 2 interview rounds.
Duration 1 hr general aptitude topics
Duration 1hr subject related coding questions
Interview Preparation Tips
Kusma Chinta
Basics of python , java ,oops, dbms
Multiple choice questions and answers
(1 Question)
- Q1. If we will give the opportunity what is your best
(4 Questions)
- Q1. What is oops concept and what is numpy and pandas in python
- Ans.
Oops concept is object-oriented programming principles. Numpy and Pandas are libraries in Python for numerical computing and data manipulation.
Oops concept involves principles like inheritance, encapsulation, polymorphism, and abstraction.
Numpy is a library for numerical computing in Python, providing support for large, multi-dimensional arrays and matrices.
Pandas is a library for data manipulation and analysis in Pyth...
- Q2. What is operaters in python
- Ans.
Operators in Python are symbols that perform operations on variables and values.
Operators include arithmetic operators (+, -, *, /), assignment operators (=, +=, -=), comparison operators (==, !=, <, >), logical operators (and, or, not), and more
Operators can be used to perform mathematical calculations, assign values, compare values, and combine conditions
Examples: 5 + 3 (arithmetic), x = 10 (assignment), x == y (comp...
- Q3. What is if else conditional statement
- Ans.
if else statement is a programming construct that allows for conditional execution of code based on a specified condition.
Used to execute a block of code if a specified condition is true, and another block if the condition is false
Syntax: if (condition) { // code block } else { // code block }
Example: if (x > 5) { console.log('x is greater than 5'); } else { console.log('x is less than or equal to 5'); }
- Q4. Why python is high level language is there any reason for calling python is high level language?
- Ans.
Python is considered a high-level language due to its abstraction from hardware and ease of use for developers.
Abstraction: Python abstracts complex details of the computer's hardware, allowing developers to focus on programming logic.
Readability: Python's syntax is designed to be easy to read and write, making it accessible for beginners.
Memory Management: Python handles memory allocation and garbage collection automa...
Interview Preparation Tips
Skills evaluated in this interview
SANTOSH KUMAR MATTEY
(1 Question)
- Q1. More on process challenges and tech qns
(1 Question)
- Q1. Previous company verification and why our company
I applied via LinkedIn and was interviewed in May 2024. There was 1 interview round.
(2 Questions)
- Q1. Personal details
- Q2. Work experience
Interview Preparation Tips
I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.
Create and explain project
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Mantra Technologies Interview FAQs
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salaries
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