CompTIA A+ Exam 220-1001 and 220- 1002

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CompTIA A+ Exam 220-1001 and 220- 1002 32-bit operating system - - ✔✔An operating system based on 32-bit commands that can address 32-bit memory locations. 3D printing - - ✔✔A fabrication ... process, also known as additive manufacturing, in which three-dimensional products are created by adding thin layers of material on top of each other. 3G (third generation) - - ✔✔An old cellular networking technology that was popular in the 1990s and early 2000s; replaced by 4G. 4G (fourth generation) - - ✔✔A generation of cellular technology that was popular throughout the 2010s. It was the first standard that offered LTE. 5G (5th Generation) - - ✔✔The most current generation of cellular communications; supports gigabit speeds over cellular links. 64-bit operating system - - ✔✔An operating system based on 64-bit commands that can address 64-bit memory locations. 8.3 naming convention - - ✔✔The naming convention used with DOS that requires the format of eight letters for the name, a period, and then a three-letter file identifier. 802.11 - - ✔✔The IEEE specification that defines the family of wireless network communications. 802.11a - - ✔✔A wireless standard that operates at 5 GHz and provides wireless speeds up to 54 Mbps. 802.11ac - - ✔✔A wireless standard that operates at 5 GHz and claims to provide wireless speeds of 1 Gbps or higher. 802.11b - - ✔✔A wireless standard that operates at 2.4 GHz and provides wireless speeds up to 11 Mbps. 802.11g - - ✔✔A wireless standard that operates at 2.4 GHz, is backward compatible with 802.11b, and provides data transmissions up to 54 Mbps. 802.11n - - ✔✔A wireless standard that can operate at 5 GHz or 2.4 GHz, is backward compatible with earlier standards, and provides data transmissions up to 600 Mbps. 802.1x - - ✔✔A switch port control protocol used to authenticate devices and users on Ethernet and wireless connections. AC adapter - - ✔✔A power adapter that plugs into a standard wall outlet and provides alternating current. acceptable use policy (AUP) - - ✔✔An internal policy that establishes the acceptable use of an organization's resources for employees. access control list (ACL) - - ✔✔A set of rules or list of conditions that determines which traffic is allowed through a firewall and which traffic is denied. access point - - ✔✔A device that allows wireless devices to talk to each other and the network. It provides the functions of the network access as well as security monitoring. access token - - ✔✔The access token, in Windows, contains a user's login information, including their groups and privileges. account lockout - - ✔✔When an incorrect password has been entered too many times, an account will disallow future logins and lock out the user. accounting - - ✔✔An audit trail of user logins and logouts used with RADIUS. Action Center - - ✔✔A feature in Windows 7 and Windows 8/8.1 that allows for viewing of Security and Maintenance-related settings of the operating system. Active Directory (AD) - - ✔✔A directory service that Microsoft clients use for centralized authentication, authorization, and accounting. Active Directory Recycle Bin - - ✔✔A feature in Active Directory that allows an Active Directory object to be recovered from deletion. active hub - - ✔✔A type of hub that uses electronics to amplify and clean up the signal before it is broadcast to the other ports. Active Server Pages (ASP) - - ✔✔Web pages that serve interactive content through the use of backend scripting with VBScript. Address Resolution Protocol (ARP) - - ✔✔A TCP/IP protocol used to resolve IP addresses to MAC addresses. administrative privileges - - ✔✔An elevat [Show More]

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