Answer:
A portable technological device is a: tablet computer.
A technological device used by IT professionals to check e-mail, make phone calls, and surf the Internet while away from the office is a/an: smartphone.
A thumb drive is essentially a smaller version of an external hard drive.
A smartphone is a cell phone that has added functionality.
The debit card replaced the need to use: checks.
In a classroom, an interactive whiteboard replaced the: chalkboard.
Many people use a global positioning system (GPS) instead of maps.