Computer Network and the Internet Online Quiz

One of the primary limitations and challenges of using email is the high volume of unsolicited bulk messages, commonly known as spam. While other options represent social issues or storage limits, spam is universally recognized as a major operational constraint of email systems.

Email attachments can carry malicious software, but they do not always contain viruses. It depends entirely on whether the sender has attached a clean file or a malicious one, making Maybe the correct answer.

Keeping your password strictly confidential is fundamental to preventing unauthorized access and interception. Sharing your password or giving out personal information directly compromises your security.

NIC stands for Network Interface Card, which is the hardware component that connects a computer to a computer network. It can be an expansion card or integrated directly into the motherboard.

Phishing refers to the practice of sending fraudulent emails that mimic legitimate organizations to trick recipients into revealing sensitive information like passwords or credit card numbers. While it can involve other communication channels, fraudulent emails are the most common form.

The acronym WWW stands for World Wide Web, which is an information system where documents and other web resources are identified by URLs and accessible over the Internet.

A firewall is a security system designed to prevent unauthorized access to or from a private network. It acts as a barrier, filtering incoming and outgoing traffic based on established security rules to block potential threats.

ISP stands for Internet Service Provider, which is a company that provides individuals and organizations with access to the Internet.

A router is a networking device that forwards data packets between computer networks, most commonly connecting a local area network (LAN) to a wide area network (WAN) like the Internet. While it can connect LANs together, its primary consumer role is linking the home network to the external internet.

WLAN stands for Wireless Local Area Network, which is a local area network that uses wireless communication (typically Wi-Fi) to link devices.