What does a barcode reader emit to identify bar codes?

A.

electric pulse

B. magnetic pulse

sound

D.

E.

light

electromagnetic pulse

Which of the following is not a Network applocation A) Google Chrome, web browser application B) Microsoft Outlook, email application C) Internet Explorer, web browser application D) Microsoft Word, word processing application

Seven basic internal components

Which of the following SNSs has been associated with art work display? Bebo deviantART Twitter Flixter Buzznet

Imagine you are asked to set up a network for connecting 50 computers in an office environment. Discuss the type of network you will set up and the hardware and software requirements for the network. Justify your choice.

Which of the following viruses tries to hide from anti-virus programs by actively altering and corrupting the chosen service call interruptions when they are being run?

blank affect your vision because your eye muscles are tired along with the rest of your body and is difficult to focus

A term for identifying the computer's operating system.

Which two statements give good definitions of financial credit

What component of a processor handles all logical comparisons and calculations inside the processor?

A dns query failure is referred to a higher level domain name server under what condition