- What is big data concept?
- What kind of data is big data?
- Is big data is a database?
- How is big data collected?
- What are the 5 methods of collecting data?
- Why do we collect data?
- What is big data used for?
- What are the 4 V’s of big data?
- What is big data tools?
- Is Big Data NoSQL?
- Why is Big Data bad?
- Is big data technology?
- Who invented Big Data?
- What are the features of big data?
- What is big data in DBMS?
- Why is it bad for companies to have your data?
What is big data concept?
Big data refers to the large, diverse sets of information that grow at ever-increasing rates.
It encompasses the volume of information, the velocity or speed at which it is created and collected, and the variety or scope of the data points being covered..
What kind of data is big data?
Variety of Big Data refers to structured, unstructured, and semistructured data that is gathered from multiple sources. While in the past, data could only be collected from spreadsheets and databases, today data comes in an array of forms such as emails, PDFs, photos, videos, audios, SM posts, and so much more.
Is big data is a database?
Big Data is a Database that is different and advanced from the standard database. The Standard Relational databases are efficient for storing and processing structured data. It uses the table to store the data and structured query language (SQL) to access and retrieve the data.
How is big data collected?
Big data collection tools such as transactional data, analytics, social media, maps and loyalty cards are all ways in which data can be collected.
What are the 5 methods of collecting data?
Qualitative vs quantitative data collection methods In general, questionnaires, surveys, and documents and records are quantitative, while interviews, focus groups, observations, and oral histories are qualitative. There can also be crossover between the two methods.
Why do we collect data?
Data collection enables a person or organization to answer relevant questions, evaluate outcomes and make predictions about future probabilities and trends. Accurate data collection is essential to maintaining the integrity of research, making informed business decisions and ensuring quality assurance.
What is big data used for?
Big data has been used in the industry to provide customer insights for transparent and simpler products, by analyzing and predicting customer behavior through data derived from social media, GPS-enabled devices, and CCTV footage. The Big Data also allows for better customer retention from insurance companies.
What are the 4 V’s of big data?
IBM data scientists break big data into four dimensions: volume, variety, velocity and veracity.
What is big data tools?
Big Data Tools: Data Storage and Management It’s an open-source software framework run by the Apache Foundation for distributed storage of very large datasets on commodity computer clusters. … So Big Data storage and management is truly foundational – an analytics platform goes nowhere without it.
Is Big Data NoSQL?
NoSQL is often used for storing Big Data. This is a new type of database which is becoming more and more popular among web companies today. … These products excel at storing “unstructured data,” and the category includes open source products such as Cassandra, MongoDB, and Redis.
Why is Big Data bad?
In short, big data is dangerous. We need new legal frameworks, more transparency and potentially more control over how our data can be used to make it safer. But it will never be an inert force. In the wrong hands big data could have very serious consequences.
Is big data technology?
Big Data Technology can be defined as a Software-Utility that is designed to Analyse, Process and Extract the information from an extremely complex and large data sets which the Traditional Data Processing Software could never deal with.
Who invented Big Data?
Roger MougalasThe 21st Century. In 2005 Roger Mougalas from O’Reilly Media coined the term Big Data for the first time, only a year after they created the term Web 2.0. It refers to a large set of data that is almost impossible to manage and process using traditional business intelligence tools.
What are the features of big data?
Big Data Features Big data is available in large volumes, it has unstructured formats and heterogeneous features, and are often produced in extreme speed: factors that identify them are therefore primarily Volume, Variety, Velocity.
What is big data in DBMS?
Big Data is a term used to describe a collection of data that is huge in volume and yet growing exponentially with time. In short such data is so large and complex that none of the traditional data management tools are able to store it or process it efficiently. … Advantages Of Big Data Processing.
Why is it bad for companies to have your data?
But your data — the abstract portrait of who you are, and, more importantly, of who you are compared to other people — is your real vulnerability when it comes to the companies that make money offering ostensibly free services to millions of people. Not because your data will compromise your personal identity.