Sources of Data & Programs

Question 1

Common Sources of Data

Answer 1

• Flat Files.
• XML Datasets.
• APIs (Application Programming Interface).
• Web Services.
• Web Scraping.
• Data Streams.
• Data Feeds.
• Really Simple Syndication (RSS).

Question 2

Flat Files

Answer 2

It is a database that stores data in plain text file format and in tables with rows. It does not contain any structured relationships with other files, databases, or tables.

Question 3

XML Datasets

Answer 3

it is a XML document that includes metadata (metadata: data that provides information about one or more aspects of the data itself).

Question 4

APIs (Application Programming Interface).

Answer 4

It’s a software intermediary that allows two unrelated applications to exchange information to each other. APIs are an accessible way to extract and share data within and across organizations.

Question 5

Web Services

Answer 5

It is a resource that is available over the internet and it enables software’s applications to communication and data exchange.

Question 6

Web Scraping

Answer 6

Is the process of using software’s to extract and download data from unstructured sources (can extract text, videos, images, product items, etc.)

Question 7

Data Streams

Answer 7

are a continuous up to date flow of data that can be used for real-time analysis and insights.

Question 8

Data Feeds

Answer 8

is a mechanism for users to receive updated data from one system to another.

Question 9

Really Simple Syndication (RSS)

Answer 9

It’s a way for users and applications to receive updates from websites in a specific layout format

Question 10

SQL (Structured Query Language)

Answer 10

is a querying language designed for accessing, storing, retrieve, and manipulate information from mostly all relational databases.

Question 11

Python

Answer 11

it is a program in our computer and programming language that it is use to build websites, build software’s, automate tasks, and conduct data analysis.

Question 12

R-programming

Answer 12

is an open-source programming language and environment for data analysis, data visualization, predictive analytics, and statistics.

Question 13

Java

Answer 13

It is a platform-independent programming language used for coding mobile apps, enterprise software’s, big data applications, and server-side technologies.

Question 14

Unix/Linux Shell

Answer 14

are both operating systems that allow users to perform multiple tasks and functions.

Question 15

Unix

Answer 15

it is a multiuser computer operating system, it was widely used for internet servers, workstations, and mainframe computers

Question 16

Linux

Answer 16

it is an open source operating system for computers, servers, mainframes, mobile devices and embedded devices. Linux manages hardware resources, launches, and handles application, and provides some form of user interface.

Question 17

Power Shell

Answer 17

it is a tool that allows IT professionals to configure systems and automate administrative tasks.