Data Communications and Computer Network Quiz

What does cable management refer to?

• Managing hardware components in a computer

• Managing electrical or optical cables in a cabinet or installation

• Managing network security protocols

• Managing software programs on a computer

What is a router used for in a computer network?

• To prevent unauthorized access to a network

• To provide wireless high-speed Internet connections

• To forward data packets between computer networks

• To store and retrieve computer files

What technology uses radio waves to provide wireless high-speed Internet connections?

• Wi-Fi

• Ethernet Cable

• Antenna Cable

• Fiber Optic Cable

What is the purpose of a firewall in a network?

• To configure network servers

• To manage network cables

• To prevent unauthorized access

• To forward data packets

What does QoS refer to in a network?

• Quantity of Storage

• Quantity of Servers

• Quality of Service

• Quality of Software

What is MAC address authentication based on?

• Device's MAC address

• IP addresses

• Network protocols

• Domain names

What does DHCP stand for in networking?

• Dynamic Host Configuration Protocol

• Domain Name System

• Device Hardware Configuration

• Data Handling Control Process

What is the purpose of a network server?

• To manage network security

• To store and retrieve data

• To provide wireless connections

• To configure network protocols

What does DNS translate domain names into?

• IP addresses

• MAC addresses

• Network protocols

• Ethernet addresses

What does the OSI model define in networking?

• Networking devices

• Networking framework

• Networking functions

• Networking protocols