WGU-INTRO TO IT -
C
D322- FULL STUDY
LO
GUIDE SECTION 2-8
YC
EXAM QUESTIONS WITH
CORRECT VERIFIED
D
ANSWERS A+ GRADED
U
ST
Administration - ANS An administrator is in charge of some
portion of the IT infrastructure.
,Network administrator - ANS 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 - ANS focus on the design,
K
development, and support of database management systems
(DBMSs). Tasks will include installation, maintenance,
C
performance analysis, and troubleshooting as with the other
administrative areas
LO
Security administrator - ANS install, configure, and administer
appropriate firewall security to protect the organization's systems
and to work proactively against such intrusions.
YC
Web administrator (webmaster) - ANS also known as a
webmaster, but more precisely referred to as a web server
administrator. This role is responsible for maintaining web
D
storages, which differs from the development of web storage.
Specifically, the web administrator must install, configure,
U
maintain, secure, and troubleshoot the web server.
ST
Define Information Technology - ANS 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 - ANS describes the technology
infrastructure that may support information systems, although
Information Technology could also support many other types of
K
systems (e.g., telecommunications systems). Information
Technology includes hardware, software, networks, and
C
databases that work together to allow an organization to manage
data and information.
Input LO
A computer performs four operations - ANS IPOS
Processing
YC
Output
Storage
Parts of the CPU - ANS ALU
D
Control Unit
Registers
U
Memory - ANS SCRAM
ST
DRAM
ROM
I/O Subsystem - ANS Input Devices
Output Devices
Storage Devices