CDC has developed two step method for testing Individuals with cases for the virus that causes Coronavirus Disease (COVID-19) and it works as follows 

...CDC has developed a form that provides a standardized approach to reporting persons under investigations (PUI), as presumptive positive cases (individuals with at least one respiratory specimen that tested positive for the virus that causes COVID-19 at a state or local laboratory) and laboratory-confirmed COVID-19 cases (individuals with at least one respiratory specimen that tested positive for the virus that causes COVID-19 at a CDC laboratory)... cdc.gov

Hope that helps explain the difference. 

Related Posts:
Maps Charts tables with counts that are tracking Corona virus infection COVID-19 

If CTRL-ALT-DELETE seems like too much of a hassle to lock your Windows Computer, try these options instead:





Use Windows key + L on keyboard to lock your machine.

Or

You can create a shortcut on your desktop or taskbar to lock without using keyboard and just with click of a mouse by following these steps:
1. Right click an empty spot on the desktop, select New -> Shortcut.
2. In the Create Shortcut dialog box, type the following in "Type the location of the item" text box:
rundll32 user32.dll,LockWorkStation
3. Click Next and then provide some name for your shortcut,it can be anything like "LockThisNow".
4. Hit finish
Now you can drag this new Shortcut anywhere you want even on your task bar for easy access.


Also try this fun Windows commands to create shortcuts for daily tasks -

Android is already most popular mobile platform and thousands are joining Android platform every second. Android provides reach set of APIs to build apps for literally everything that can be done on web.
This means there is immense potential for increased content consumption and so it makes lot of sense to build Android apps that help you generate additional revenue on side.
Following are some of very popular Android videos playlists to learn Android Programming for everyone.



The New Boston

MyBringBack

Marakana

Udacity - Developing Andriod Apps

Udemy


Following are popular sources from across the web to help you track Irma category 3/4 Hurricane as it approaches southern tip of US main land from Atlantic by Sunday morning - Key West, Miami, Tampa Bay, Fort Lauderdale, Cape Coral, Sarasota, Orlando Florida.


Feel free to post in comments resources you know that might help others.