It is necessary to run a program using test data for input because one needs to make sure there are no syntax errors in the program.
Answer: Firefox
Explanation:
Bing and Yahoo are search <em>engines. </em>Instagram is an example of social media. Firefox is a wed browser. A web browser is a window that allows you to open up new tabs. the other three are examples of tabs you can open <em>with</em> Firefox.
Answer:
Centralized and secure data access.
Explanation:
Data analysis has improved organizational decisions by analysing, manipulating and presenting data for ease in making refined decisions. The data used for this purpose are stored in computerized data repositories.
Data repositories manages and stores data that can be mined for processing from any workstation and any location. It provides user authentication for secure access, but it has vulnerabilities.