COMPLETE QUESTIONS AND ANSWERS
GRADED A+
◉ Operating Systems. Answer: Manage the hardware and create the
interface between the hardware and the user
◉ Application Software. Answer: Performs specific tasks such as
word processing, accounting, database management, video games,
or browsing the web
◉ Key functions of operating systems. Answer: 1. managing the
hardware resources of the computer
2. providing the user-interface components
3. providing a platform for software developers to write applications
◉ Open Source. Answer: Individual developers are allowed to make
modifications to the programming code
◉ Utility software. Answer: Includes programs that allow you to fix
or modify your computer in some way. Examples include
antimalware software and programs that totally remove software
you no longer want installed.
,◉ Enterprise Resource Planning (ERP) system. Answer: Developed
to bring together an entire organization within one program. ERP
software utilizes a central database that is implemented throughout
the entire organization.
◉ Customer Relationship Management (CRM) system. Answer:
Manages an organization's customers. An example is salesforce.
◉ Supply Chain. Answer: The linkage between an organization's
suppliers, its manufacturing facilities, and the distributors of its
products.
◉ Cloud Computing. Answer: The "cloud" refers to applications,
services, and data storage located on the Internet. Cloud service
providers rely on giant server farms and massive storage devices
that are connected via the Internet. Cloud computing allows users to
access software and data storage services on the Internet
◉ Virtualization. Answer: The process of using software to simulate
a computer or some other device.
◉ Why do organizations implement virtual machines?. Answer:
Organizations implement virtual machines in an effort to reduce the
number of physical servers needed to provide the necessary services
, to users. This reduction in the number of physical servers also
reduces the demand for electricity to run and cool the physical
servers.
◉ What languages are used to develop web pages?. Answer: HTML
and JavaScript
◉ Closed source. Answer: The source code is not made available to
others. Business model of restrictive software licensing which
required payment for software, a model that is still dominant today
◉ Computer hardware. Answer: The physical components of
information technology—the equipment that you can physically
touch, including computers, storage devices, networking equipment,
and other peripherals.
◉ Examples of Operating Systems. Answer: Windows, Mac OS X, and
Linux
◉ Examples of Applications. Answer: Microsoft Office, Oracle, EA
Sports/Madden NFL
◉ Graphical user interface (UI). Answer: Items like scroll bars and
menus, which are displayed on the hardware of the computer
display