WGU- D322 Intro to IT Questions and Answers Solved 100% Correct!!

Administration - Answer-An administrator is in charge of some portion of the IT infrastructure. Network administrator - Answer-oversees all aspects of the computer network. The network administrator's duties include physically laying down cable, making connections, and working with the network hardware (for instance, routers and switches). Database administrator - Answer-focus on the design, development, and support of database management systems (DBMSs). Tasks will include installation, maintenance, performance analysis, and troubleshooting as with the other administrative areas Security administrator - Answer-install, configure, and administer appropriate firewall security to protect the organization's systems and to work proactively against such intrusions. Web administrator (webmaster) - Answer-also known as a webmaster, but more precisely referred to as a web server administrator. This role is responsible for maintaining web storages, which differs from the development of web storage. Specifically, the web administrator must install, configure, maintain, secure, and troubleshoot the web server. Define Information Technology - Answer-IT is a term used to describe several aspects: the task of gathering data and processing it into information, the ability to disseminate information using technology, the technology itself that permits these tasks, and the collection of people who are in charge of maintaining the IT infrastructure (the computers, the networks, and the operating systems). Generically, we will consider IT to be the technology used in creating, maintaining, and making information accessible. In other words, IT combines people with computing resources, software, data, and computer networks Information technology - Answer-describes the technology infrastructure that may support information systems, although Information Technology could also support many other types of systems (e.g., telecommunications systems). Information Technology includes hardware, software, networks, and databases that work together to allow an organization to manage data and information. A computer performs four operations - Answer-IPOS Input ProcessingOutput Storage Parts of the CPU - Answer-ALU Control Unit Registers Memory - Answer-SCRAM DRAM ROM I/O Subsystem - Answer-Input Devices Output Devices Storage Devices Computer structure - Answer-{CPU (ALU, Control Unit, Registers) System Bus Memory(SCRAM, DRAM, ROM)} I/O Bus {I/O Subsystem (Input Devices, Output decides, Storage Devices)} CPU (Central Processing Unit) - Answer-is the device that not only executes your programs' instructions, but also commands the various components in the computer. Memory - Answer-stores the program(s) being executed and the data that each program is using. short-term and long-term storage.