DEV Community

loading...
Cover image for The Complete Guide to Data Science, Big Data, and Data Analytics

The Complete Guide to Data Science, Big Data, and Data Analytics

letruong profile image Le Truong ・3 min read

With colossal data serving as the lifeblood of organizations, the value placed on data cannot be adequately expressed in words. Data has risen to prominence in virtually every field imaginable over the years.

This is why everyone aspires to work in this field. However, becoming perplexed about what data science, big data, and data analytics are and how they differ is natural. These three terms are critical in the enchanted world of data.

They are similar in some ways and dissimilar in others. They were having a clear picture of all of them in mind will ultimately result in you making a better career choice. This section contains all of the information you need to get started with data science, big data, and data analytics.

Data science

Data science is concerned with filtering data so that information can be extracted and meaningful insights are drawn from it. This field encompasses both structured and unstructured data.

The skills necessary to succeed as a data scientist

  • Programming languages such as R, Python, Java, and C/C++.
  • Capable of working with both structured and unstructured data.
  • Mathematics and statistics.
  • Recognize the business issue and objective.
  • Solving problems
  • Consideration for others.
  • Excellent communication abilities.
  • Possess a working knowledge of Hadoop and SQL.

Data science applications

  • One of the most critical data science applications is in making recommendations to users based on their past behavior. This is a technique that is widely used in the e-commerce industry.
  • Digital Marketing.

Data analytics

Data analytics is nothing more than analyzing raw data in order to conclude. This also assists management in making more informed decisions. The primary goal of data analytics is to take actions that will result in the organization's growth.

The management team makes decisions solely based on data analytics, rejecting specific ideas and even reworking previously made decisions. Ultimately, what it boils down to is that the organization should be in a position to make decisions that address the organization's issues, if any, and catapult it to a new level entirely.

The skills necessary to succeed as a data analyst

Programming languages are required to work as a data analyst. R and Python are the two most in-demand programming languages among recruiters.

  • The capacity for data visualization.
  • Excellent communication abilities.
  • Proficiency in statistics and mathematics.
  • The capacity to transform raw data into a form that enables better decision-making.
  • Artificial intelligence. This is another critical aspect that should not be overlooked when aspiring to be a data analyst.

Data analytics applications

Data analytics applies to a wide variety of situations. Several of them are as follows:

  • Playing games
  • Tourism and travel.
  • The Healthcare sector.

Big data

The term "big data" sheds light on what it could be. Big data refers to massive amounts of data that cannot be effectively processed using conventional methods. The first step is to process the unstructured data that cannot be stored in any established systems. With the exponential growth of data, the term "big data" fits perfectly.

According to Gartner, "big data" refers to "high-volume, high-velocity, or diverse information assets that require cost-effective, innovative methods of information processing to enable enhanced insight, decision-making, and process automation."

The skills necessary to succeed as a prominent data specialist

  • The capacity to determine which data is pertinent.
  • The capacity to develop novel methods for collecting, interpreting, and analyzing data
  • Skills in statistics and mathematics.
  • Crunching the numbers.
  • Recognize the business's objectives.
  • The ability to create algorithms for data processing.

Big data applications

Big data has a plethora of applications. Several notable examples include the following:

  • Analyses of fraud.
  • Sector of telecommunications
  • Analyses of customers.

Whichever career path you choose, your career prospects are bright because data is here to stay! It will continue to have a significant impact on our lives for years to come.

Discussion (0)

Forem Open with the Forem app