A sales clerk at a checkout counter scanning a tag on an item rather than keying it into the system, is using __________________?

Related Mcqs:

With a CD you can_____________________?

A. read B. write C. read and write D. none of these...

A _____________ is a device that forwards packets between networks by processing the routing information included in the packet?

A. bridge B. firewall C. router D. none of these...

In digital computer, all the expressions are coded into___________________?

A. Octal digits B. Binary digits C. Hexadecimal digits D. Decimal digits...

Which device uses a handheld operation system ?

A. APDA B. A personal computer C. A laptop D. A mainframe...

A printer is this kind of device__________________?

A. Input B. Word Processing C. Processing D. Output...