ISDS 351 exam 1 Questions and Answers
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Motherboard [ Ans: ] A hub that houses all computer
hardware components
CPU - Central Processing/Processor Unit [ Ans: ] - Process
data from programs on your computer-
Speed measured in gigahertz (GHz)
CPU Cooler [ Ans: ] CPU generates a lot of heat. The cooler
can be either air cooled by traditional fan or liquid cooled
via radiator-
Liquid coolers are generally more expensive
GPU - Graphics Processing Unit [ Ans: ] - Dedicated card
for processing graphics data-
Needed for high end gaming or video editing
RAM - Random Access Memory [ Ans: ] Primary role is to
temporarily store on-the-fly information created by
programs and to do so in a way that makes this data
immediately accessible
HDD/SSD - Hard Disk Drive/Solid State Drive [ Ans: ]
Responsible for storing permanent and temporary data
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- HDDs have physical spinning magnetic platters where
binary is stored on them
- SSDs on the other hand are more like RAM in that they
have no moving components and store data by using flash
memory chips. As a result their performance is much
faster than an HDD
PSU - Power Supply Unit [ Ans: ] It is the point where
power enters your system from an external power source
and is then allocated by the motherboard to individual
component hardware.
NIC - Network interface card [ Ans: ] Dedicated card to
connect computer to a network, needed for Internet
connection
- Most of these come pre-built on to motherboards now
Operating Systems (OS) [ Ans: ] Microsoft Windows
• Traditional
- Mac OSX• Ease of use-
Linux• Open Source, Free to use
Data Packet [ Ans: ] A data packet is a unit of data made
into a single package that travels along a given network
path.
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internet [ Ans: ] A global network connecting millions of
computers, making it possible to exchange information.
world wide web [ Ans: ] web is one of the services
communicated over the internet.
Information system [ Ans: ] A set of interrelated
components that work together to collect, process, store,
and disseminate information.
Managers' key role: [ Ans: ] Identify and use information
systems to gain a competitive advantage
Leavitt's Diamond [ Ans: ] Used to introduce new systems
into the workplace
• Intended to lower stress, encourage teamwork, and
increase successful implementation
4 key components of leavitt's diamond [ Ans: ] People -
the most important element of information systems
- Technology infrastructure - hardware, software,
databases, networks, facilities, and third-party services
- Processes - A structured set of related activities that
takes input, adds value, and creates an output for the
customer of that process
-Structure - Defines relationships between organization
members