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INSY 2303 Exam 1 (UTA: Koffi) - Questions And Answers
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INSY 2303 Exam 1 (UTA: Koffi) - Questions And Answers
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INSY 2303 Exam 1 (UTA: Koffi) - Questions AndAnswers
Data ✔️Ans - symbols that represent people, events, things, and ideas.
Data Representation ✔️Ans - form in which data is stored, processed, and
transmitted
Know the difference between bits and bytes ✔️Ans - 1 byte = 8 bits
Bits are binary, only 2 states (0/1, +/-, light/dark)
Ripping ✔️Ans - Digital Audio Extraction
Know about bitmap and vector graphics ✔️Ans - Bitmap: Grid of
rectangular cells (pixel)
Vector: form a wireframe that works like the framework for a
tent
Rendering: applying wireframe surface with color and
texture
Ray tracing: technique to add light and shadow
Microprocessor ✔️Ans - integrated circuit designed to process instructions
Most important, usually most expensive
CPU (Central Processing Unit) ✔️Ans - Where the computations are
performed
ALU (Arithmetic Logic Unit) ✔️Ans - Part of the CPU that performs logic
operations
How are peripheral devices generally attached to computers? ✔️Ans - 3 I
think, keyboard, mouse, screen
Application software ✔️Ans - set of computer programs that helps a person
carry out a task
system software ✔️Ans - Help the computer system monitor itself in order
to function efficiently
, example: OS
ARM based processors ✔️Ans - smartphones and tablets
x86 processors ✔️Ans - An older processor that first used the number 86 in
the model number and processes 32 bits at a time.
Network ✔️Ans - a group of two or more computer systems linked together
LAN (Local Area Network) ✔️Ans - type of network used to describe
computers that are connected in a single physical location
PAN (Personal Area Network) ✔️Ans - A network that connects two to
three workstations with twisted pair cabling most often seen in small or home
offices.
WAN (Wide Area Network) ✔️Ans - network that connects several LANs in
different locations
Different types of topologies ✔️Ans -
Connection speed, internet connection ✔️Ans - Speed measured in bits,
storage measured in bytes
(symmetrical, asymmetrical): refers to symmetry of up/down speed
HTTP (HyperText Transfer Protocol) ✔️Ans - the protocol used for
transmitting web pages over the Internet
HTTPS (HyperText Transfer Protocol Secure) ✔️Ans - An encrypted
version of HTTP. It uses port 443.
URL composition ✔️Ans - Case sensitive, no spaces, forward slashes
What do you need to do if you want to change your default browser? ✔️Ans
- change stuff
Browser cache (deleting contents of browser cache) ✔️Ans - Store
information regarding browser sessions
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