WGU C172 Networking and Security Foundations

(Data) Segments Packets Frames Bits Ans-Some people fear birthdays (mnemonic device to remember names for data from level 4 to 1) - "Data" is top 3 layers (Independent) Basic Service Set Ans-(I)BSS - Infrastructure mode - an independent (ad hoc) network 3G/4G Ans-3rd generation was developed to provide broadband network wireless services - international mobile communications standard (IMT 2000). 4th gen is the successor to 3G and provides download speeds of 100Mbps 802.11a (Wirele...

____ means that a MAC address was assigned to a port when the device sends a packet. (dynamic or static?) Ans-Dynamic addressing 255.255.252.0 is expressed as ____ using CIDR notation. Ans-/22 because there are 22 1s in the subnet mask. 40 Private IP addresses were defined in which RFC (which year)? Ans-1918 Antivirus software uses ____ to match against known viruses and worms. Ans-Signatures Are data rates higher or lower in a wired network versus a wireless network? Ans-Data rates ...

6 Stages of Forensics Examination - Analysis Ans-Involves use of appropriate tools needed to provide thorough and repeatable analysis of the compromised system. 6 Stages of Forensics Examination - Collecting Ans-Involves collecting evidence and interviewing relevant IT personnel as well as the IT administration responsible for the affect system. 6 Stages of Forensics Examination - Evaluation Ans-Includes receiving instructions, clarifying instructions, completing risk analysis, and allocat...

3 commonly used wavelengths in today's fiber-optic systems? Ans-Multimode fiber (850 and 1310 nm), Single-mode fiber (1310 and 1550 nm), Fiber to home/business ( nm) Absorption Ans-Second loss factor, a composite of light interaction with the atomic structure of the glass. Involves the conversion of optical power to heat. Backbone Ans-Main fiber distribution. The primary path for data traffic to and from destinations and sources in the campus network. Chromatic Dispersion Ans-The bro...

Access Control Lists (ACLs) Ans-allow or disallow traffic based on tuples (groups of variables like Source IP, Dest IP, Port Number, time, etc) Application Level Firewall Ans-Another name for a Host-based Firewall Application Level Firewall Ans-Blocks program-level traffic. Analyzes packet content. Application Level Firewall Ans-Called application layer gateway, stateful multilayer inspection, deep packet inspection or next-gen. Application Level Firewall Ans-Included in many OSs ...

WGU PAG2 BFC1 C172 Network and Security Foundations questions with verified answers.

WGU C172 Network and Security questions with verified answers.

WGU C172 Interconnecting LANs Questions with verified answers

C172 WGU PA questions with verified answers