Ism 4220 - Study guides, Class notes & Summaries

Wireless LAN/ Wireless Ethernet A local area network that is not based primarily on physical wiring but uses wireless transmissions between workstations. Access Point essentially the interface device between the wireless user device and the wired local area network. Also acts as a switch/bridge and supports a medium access control protocol . 00:00 Basic Service Set (BSS) In wireless networking, a single access point servicing a given area. Basically a network topology that ...

What does network thinking focus on correct answers focuses on software bugs and mechanical breakdowns What does security thinking focus on correct answers anticipate the actions of intelligent adversaries who will try many things to succeed and adapt to the defenses you put in place T or F: security is a process not a product correct answers T What does the threat environment consist of? correct answers consists of the types of attacks that companies face and the types of attackers who...

What does network thinking focus on correct answers focuses on software bugs and mechanical breakdowns What does security thinking focus on correct answers anticipate the actions of intelligent adversaries who will try many things to succeed and adapt to the defenses you put in place T or F: security is a process not a product correct answers T What does the threat environment consist of? correct answers consists of the types of attacks that companies face and the types of attackers who...

What is the significance of the KREBS security case correct answers first DDOS attack of that scale the devices were IOT devices What are the 2 characteristics of the IOT correct answers small systems weak security What type of company was DYN correct answers DNS What are the 3 A's of the internet correct answers Anything, anytime, anywhere What happened to the internet in 1995 correct answers The national science foundation (NSF) pulled out of the backbone so it was opened t...

Internetworking deals with which layer standards? correct answers Governed by Layer 3 and Layer 4 standards (Internet and Transport) We only look at ____ and ____ internetworking correct answers TCP and IP - Because TCP and IP dominates the work of network professionals at the internet and transport layers - Real world routers cannot limit themselves to TCP/IP internetworking. Commercial routers are multiprotocol routers which can route not only IP packets but also IPX packets, SNA packets...

How does Netflix reduce network utilization during content delivery? correct answers Cache servers at ISPs What CSP does Netflix use for transcoding? correct answers Amazon AWS What is the difference in Virtualization and Clustering? correct answers Clustering is multiple systems acting as one, virtualization is 1 system acting as many What is the advantage of virtualization? correct answers Flexibility and agility IaaS providers offer which: servers or software? correct answers Serv...

What is business data communications? correct answers Business data communications is the movement of information from one computer application on one computer to another application on another computer by means of electrical or optical transmission systems. What is packetization? correct answers Packetization is the process of breaking down user data into small segments and packaging each of these segments appropriately so that they can be delivered and reassembled across the network. Data s...

How long is the IPv6 address? none of the above The organization IANA is responsible for assigning ______. IP Addresses What are the 3 components of an IP address? Network, Subnet, Host ICMP packets can expose the host address within a NAT. What type of problem does this potentially create? security There are two types of network traffic that can be problematic when working behind a NAT, from the list below pick the protocol that might have issues within a NAT setup? IPSec What is the primary pr...

ISM 4220 EXAM 4 QUIZ QUESTIONS AND ANSWERS (2023/2024) (VERIFIED ANSWERS)

TCP/IP correct answers Tranmission Control Protocol / Internet Protocol Most Common Efficient & error free Transport Layer correct answers (Process to Process) Link application layer to network Segmenting: break long message into smaller Network Layer correct answers (Host to host, source to destination) Routing: determine next computer to which message should be sent Addressing: find address of next computer Which application layer program to send message to? correct answers Port...