IT 105 Final Exam GMU Study Guide with Complete Solutions

IT 105 Final Exam GMU Study Guide with Complete Solutions A basic computer network can be described as - Answer️️ -two or more computers that are linked together. local area network - Answer️️ -LAN The primary difference between a LAN and a WAN - Answer️️ -distance Each individual computer and component attached to a network is a - Answer️️ - Connection point In a traditional LAN, each node of the network is connected through: - Answer️️ - cables metropolitan area network - Answer️️ -MAN The hardware device or software program that sends messages between networks is known as a: - Answer️️ -router network interface card - Answer️️ -NIC Modem speed is measured in: - Answer️️ -bits per second The term for the amount of information transmitted through a communication medium in a certain amount of time - Answer️️ -Bandwidth type of cables uses light waves to carry information at high speed - Answer️️ -fiber- optic cables ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Tuesday, September 3, 2024 10:30 AM Page | 2 helps block unauthorized access and data transfer - Answer️️ -firewall A program that performs a useful task while simultaneously allowing destructive acts is a - Answer️️ -Trojan horse An intentionally disruptive program that spreads from program to program or from disk to disk is known as - Answer️️ -Virus A type of virus uses computer hosts to reproduce itself - Answer️️ -Worm When customers of a Web site are unable to access it due to a bombardment of fake traffic, is is known as - Answer️️ -a denial of service attack The scrambling of code is known as - Answer️️ -encryption Information security is the practice of defending information from unauthorized access. - Answer️️ -True A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers - Answer️️ -True Hoax viruses flood a targeted computer with so many requests tha