Which network topology is most vulnerable to a single point of failure at the hub?

• Mesh

• Star

• Bus

• Tree

A university sets up a private internal network for faculty and staff only. This is an example of:

• LAN

• Private Network

• Intranet

• Extranet

A company extends its intranet to allow trusted suppliers to access inventory levels. This is:

• Internet

• VPN

• Extranet

• Peer-to-peer network

Which medium is least prone to electromagnetic interference?

• Twisted Pair

• Coaxial

• Fiber Optics

• Radio waves

Distributed processing helps businesses by:

• Reducing costs only

• Allowing a single central system to handle all tasks

• Sharing workloads across multiple system

• Replacing networks with standalone systems

The transition from telegraph to telephone mainly addressed which limitation?

• Cost

• Speed

• One-way communication

• Portability

Which device filters traffic to prevent unauthorized access?

• Repeater

• VPN

• Firewall

• Switch

Google Docs is considered what type of application?

• Desktop software

• Local application

• Web application

• Standalone utility

A hospital uses fiber optics to transmit patient imaging files quickly across buildings. The main advantage is:

• Low installation cost

• Resistance to EMI

• Higher error rates

• Short distance only

Which best describes the World Wide Web?

• A synonym for the Internet

• A service running on the Internet

• A private network

• A type of router