Online Access Free Introduction-to-IT Practice Test

Which type of conversion involves turning off the old system and turning on the new system at a particular date and time?

• A.Parallel
• B.Direct
• C.Phased
• D.Pilot

What are three operating systems that are commonly used today?
Choose 3 answers

• A.MySQL
• B.Microsoft Windows
• C.Linux
• D.Microsoft Outlook
• E.Mozilla Firefox
• F.Mac OS

What is a function of a proxy server?

• A.It stores files that any user of the network may wish to access.
• B.It acts as a giant cache of web pages that anyone in the organization has recently retrieved.
• C.It responds to HTTP requests and can execute scripts to generate dynamic pages.
• D.It responds to user queries to create, manipulate, and retrieve records from a database.

What can applications use to interact with a database?

• A.SQL
• B.Java Database Connectivity
• C.IIAS
• D.Operating System

Which peripheral replaces the mouse on a mobile device?

• A.Jack
• B.USB
• C.Camera
• D.Stylus