WGU Updated Network-and-Security-Foundation Exam Questions and Answers by dominik

This describes aransomware attack, which falls underdenial of availabilitybecause it prevents users from accessing their data or systems until a ransom is paid. Attackers use encryption to lock files, disrupting operations.

Data modificationrefers to unauthorized changes to information.

Data exportinvolves stealing data rather than disabling access.

Launch pointdescribes an attacker's use of a compromised system to attack others.

TheTransport layer(Layer 4 of the OSI model) includes theTransmission Control Protocol (TCP), which provides reliable, connection-oriented communication. TCP ensures error-checking, sequencing, and retransmission of lost packets.

Application layerdeals with end-user protocols like HTTP and FTP.

Session layermanages communication sessions but not transport protocols.

Network layerfocuses on IP addressing and routing, not transport mechanisms.

A violation ofintegrityoccurs whendata is modified incorrectly, whether intentionally or by accident. In this case, anemployee modifying a customer account incorrectlydemonstrates a breach of data integrity.

A and Crelate toavailability, as they describe system downtime.

Drelates toconfidentiality, as it describes improper data protection.

Theipconfigcommand in Windows provides details about a computer's network adapters, including IP addresses, subnet masks, default gateways, and DNS settings. It is particularly useful for troubleshooting connectivity issues.

traceroute(or tracert in Windows) is used to trace the path packets take to a destination.

nslookupis used for querying DNS records.

netstatprovides details about active network connections and listening ports, but not adapter configurations.