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DELETE * removes all rows in a table while TRUNCATE removes all rows and resets auto-increment values.
DELETE * is a DML command and TRUNCATE is a DDL command
DELETE * is slower as it logs individual row deletions while TRUNCATE is faster as it deallocates data pages
DELETE * can have WHERE clause for selective deletion while TRUNCATE cannot
TRUNCATE resets auto-increment values while DELETE * does not
Event bubbling is the process where an event triggered on a child element is propagated up through its parent elements.
Events in JavaScript propagate through the DOM tree from the target element to the root element.
When an event occurs on a child element, it will also trigger the same event on its parent elements.
Event bubbling allows for event delegation, where a single event handler is attached to a parent eleme...
Tools are instruments or devices used to perform a specific task or achieve a particular outcome.
Tools can be physical objects or software programs.
They are designed to make tasks easier, faster, or more efficient.
Examples of tools include hammers, screwdrivers, Excel spreadsheets, and project management software.
Tools can be used in a variety of industries, from construction to finance to healthcare.
Using strategies in tasks helps in achieving goals efficiently and effectively.
Strategies provide a clear roadmap for achieving goals.
They help in prioritizing tasks and allocating resources.
Strategies enable better decision-making and risk management.
They improve communication and coordination among team members.
Examples of strategies include SWOT analysis, SMART goals, and project management methodologies.
The key components of research and analysis include data collection, data analysis, and interpretation of results.
Data collection involves gathering relevant information through various sources such as surveys, interviews, and observations.
Data analysis involves organizing and examining the collected data to identify patterns and trends.
Interpretation of results involves drawing conclusions and making recommendati...
To read the move of competition, I would conduct market research, analyze industry trends, and monitor social media.
Conduct market research to identify competitors and their strategies
Analyze industry trends to anticipate changes in the market
Monitor social media to track customer sentiment and competitor activity
Use tools like Google Alerts and SEMrush to stay up-to-date on industry news and competitor activity
At...
Understanding market price consequences is crucial for meeting objectives.
Market price affects demand and supply of products/services.
Higher market price may lead to lower demand and vice versa.
Market price also affects competition and profitability.
Analyzing market trends and consumer behavior can help in setting appropriate prices.
Regular monitoring and adjustment of prices may be necessary to meet objectives.
Event bubbling is the process where an event triggered on a child element is propagated up through its parent elements.
Events in JavaScript propagate through the DOM tree from the target element to the root element.
When an event occurs on a child element, it will also trigger the same event on its parent elements.
Event bubbling allows for event delegation, where a single event handler is attached to a parent element to...
I applied via Recruitment Consulltant and was interviewed in Apr 2022. There were 2 interview rounds.
The key components of research and analysis include data collection, data analysis, and interpretation of results.
Data collection involves gathering relevant information through various sources such as surveys, interviews, and observations.
Data analysis involves organizing and examining the collected data to identify patterns and trends.
Interpretation of results involves drawing conclusions and making recommendations b...
Understanding market price consequences is crucial for meeting objectives.
Market price affects demand and supply of products/services.
Higher market price may lead to lower demand and vice versa.
Market price also affects competition and profitability.
Analyzing market trends and consumer behavior can help in setting appropriate prices.
Regular monitoring and adjustment of prices may be necessary to meet objectives.
Using strategies in tasks helps in achieving goals efficiently and effectively.
Strategies provide a clear roadmap for achieving goals.
They help in prioritizing tasks and allocating resources.
Strategies enable better decision-making and risk management.
They improve communication and coordination among team members.
Examples of strategies include SWOT analysis, SMART goals, and project management methodologies.
Tools are instruments or devices used to perform a specific task or achieve a particular outcome.
Tools can be physical objects or software programs.
They are designed to make tasks easier, faster, or more efficient.
Examples of tools include hammers, screwdrivers, Excel spreadsheets, and project management software.
Tools can be used in a variety of industries, from construction to finance to healthcare.
To read the move of competition, I would conduct market research, analyze industry trends, and monitor social media.
Conduct market research to identify competitors and their strategies
Analyze industry trends to anticipate changes in the market
Monitor social media to track customer sentiment and competitor activity
Use tools like Google Alerts and SEMrush to stay up-to-date on industry news and competitor activity
Attend ...
Top trending discussions
I appeared for an interview in Oct 2016.
I'm sorry, I don't have access to the internet to research the company and product.
Droom is an online marketplace for buying and selling new and used vehicles.
Founded in 2014 by Sandeep Aggarwal
Offers a wide range of vehicles including cars, bikes, and scooters
Provides services such as vehicle history reports and inspections
Has over 6,500 certified dealers and over 50,000 listings
Operates in India and Singapore
I applied via Indeed and was interviewed before Jun 2019. There were 4 interview rounds.
I have 3 years of experience working as a Data Analyst in the finance industry.
Analyzed financial data to identify trends and make recommendations
Created reports and dashboards using tools like Tableau and Excel
Collaborated with cross-functional teams to improve data quality and accuracy
I applied via Recruitment Consultant and was interviewed in Aug 2019. There were 5 interview rounds.
Designing Facebook involves creating a social networking platform with features like user profiles, news feed, messaging, and more.
Create a user registration and login system
Develop a news feed algorithm to display relevant content
Implement a messaging system for users to communicate
Design a user profile page with customizable options
Incorporate features like groups, events, and pages
Ensure scalability and security of ...
Reverse a linked list
Iterative approach using three pointers
Recursive approach with base case and recursive call
In-place reversal using stack
I applied via Approached by Company and was interviewed before May 2022. There were 2 interview rounds.
Improving Front End System Performance
Optimize images and reduce their size
Minimize HTTP requests and use caching
Use lazy loading for images and videos
Reduce the number of DOM elements
Use a Content Delivery Network (CDN)
Minimize the use of external scripts and plugins
Use asynchronous loading for scripts
Optimize CSS and JavaScript files
Use browser caching
Implement server-side rendering
Event Loop is a mechanism that allows JavaScript to handle multiple tasks simultaneously.
Event Loop is a part of JavaScript runtime that continuously checks the call stack and the task queue.
It prioritizes the tasks in the queue and pushes them to the call stack when it's empty.
This allows JavaScript to handle I/O operations and other asynchronous tasks without blocking the main thread.
Example: setTimeout() function ad...
I applied via LinkedIn and was interviewed before Feb 2023. There were 2 interview rounds.
- simple basic ios questions
Some of the top questions asked at the Rediff.com interview -
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based on 30 reviews
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