IDT Study Guide

A collection of computers and devices connected together, often wirelessly, via communications devices and transmission media is called a ____.

• workgroup
• newsgroup
• client
• network

To use application software, your computer must be running a(n) ____.

• operating system
• antivirus program
• utility program
• disk scanning program

Printed information, called ____, exists physically and is a more permanent form of output than that presented on a display device.

• backup
• soft copy
• paper copy
• hard copy

A(n) ____ is a set of programs containing instructions that work together to coordinate all the activities among computer hardware resources.

• spreadsheet program
• operating system
• e-mail program
• Web browser

____ generally make company information accessible to employees and facilitate working in groups.

• Intranets
• Extranets
• Internets
• Firewalls

A(n) ____ is a communications device that connects multiple computers together and transmits data to its correct destination on the network.

• router
• modem
• firewall
• multiplexor

A ____ is hardware and/or software that protects a network’s resources from intrusion by users on another network such as the Internet

• firewall
• hash
• bridge
• hub

____ is a process of converting readable data into unreadable characters to prevent unauthorized access.

• Decryption
• Verification
• Encryption
• Authentication

To practice green computing, use computers and devices that comply with the guidelines of the ____.

• ENERGY STAR program
• MPR II standard
• PowerUp program
• Anytime Anywhere Learning program

The five phases in the system development life cycle are planning, analysis, design, ____, and operation, support, and security.

• creation
• implementation
• structure
• launching