IT D322 Exam Questions And Answers.
Key Components
Hardware, Software, Data
Information Technology
The technology used in creating, maintaining, and making information accessible
Information System
Takes in raw data entered by a user or acquired from a data source or sources (input), delibe...
IT D322 Exam Questions And Answers.
Key Components
Hardware, Software, Data
Information Technology
The technology used in creating, maintaining, and making information accessible
Information System
Takes in raw data entered by a user or acquired from a data source or sources (input),
deliberately transforms the data into information (process), and provides the results of
the transformation to the user (output)
IT department in an organization
IT is responsible for the storage, processing, and distribution of information.
Networks
Organization servers and give employees access to the resources, the data, and the
exchange of networks.
Infrastructure
The system of hardware, software, facilities, and service components that support the
delivery of business systems and IT-enabled processes.
Difference between input, output, and storage
*Input: hard disk is inserted into the computer to store information in the computer
*Output: displays information in a pictorial form allowing the user to interact directly with
the computer
*Storage: Random Access Memory (RAM) holds programs and data when the computer
is in use
Core of Components of IT Hardware
Hard Disk, Monitor, Motherboard, CPU, RAM
Software Development
Implementing various algorithms that transform data into another, which performs
calculations, manipulate files, or complete other repetitive tasks, can be time-consuming
or dangerous to an employee.
Business Analysis
*Organizations improve their operations by optimizing their technology
*IT changes rapidly, so organizations must constantly investigate and plan or replace
systems.
Information Systems Requirements and needs
*Security: Organizations try to aim for secure systems to prevent incidents that can
disrupt business. Unauthorized access could cause data loss or modifications
*Accessibility functions: These functions are designed to help people with disabilities
use technology more easily
IT department in an organization
Analyzing, specifying, designing, developing, testing, and maintaining software that is
beneficial and effective for the company or client. Oversees the installation and
maintenance of computer network systems within a company. Helps an organization to
analyze its current IT and identify areas where changes could lead to cost savings.
Intranet
, A local or restricted communications network, especially a private network created using
World Wide Web software.
Business Intelligence
Project Management
Outsourcing Services (OS)
The business practice of hiring a party outside a company to perform services or create
goods that were traditionally performed in-house by the company's own employees and
staff.
Taxonomies
The discipline studying the classification criteria of a given set of items and a specific
classification system of knowledge organization
Software Engineer
A person who is responsible for designing and developing software that makes
hardware and software systems work, including operating systems, database systems,
and embedded systems.
Network Engineer
A person who is responsible for setup, configure, maintain, and upgrade system where
data resides that support the exchange of information, including communication
systems and networks.
Cloud Engineer
These individuals design and set up automation, cloud storage, data centers, virtual
servers, and web services with an emphasis on a particular solution's cost benefits to
users, and security of data processing.
IT Professional Roles
Develops, designs, programs, and analyzes applications designed to serve its core
business needs. Provides oversight of the company's numerous communications
channels, including the company's email system, network drives, intranet, and phone
system.
IT Administrator
In terms of, which technologies should be used, what should be the security protocols,
which should have access to which files and resources on the network, and so on.
Network Administrator
Oversees all aspects of the computer network. The network administrator's duties
include physically laying down cables, making connections, and working with the
network hardware (for instance, routers and switches).
Database Administrator
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
Install, configure, and administer appropriate firewall security to protect the
organization's systems and to work proactively against such intrusions.
Web Administrator
Also known as a webmaster, but more precisely referred to as a web server
administrator. This role is responsible for webstorages, which differs from the
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