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Sanchez MIS 3301 Final Review Questions & answers
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Sanchez MIS 3301 Final Review Questions & answers
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Sanchez MIS 3301 Final ReviewHardware - ANS-The physical components of a computer.
What are the main components of a computer? - ANS-CPU
Main Memory
Secondary Storage Devices
Input Devices
Output Devices
RAM - RANDOM ACCCESS MEMORY - ANS-Volatile Memory
Refers to how much memory you have on your computer
Nothing is stored when computer is shut down
Cache - ANS-Volatile Memory
High speed
Most Frequently used instructions
Secondary storage device - (hard-drive) - ANS-Non-Volatile Memory
Platters
Read-Write Heads
Less Expensive
ISSUES- Fragmentation , moving parts = Heat , failure
CPU (Central Processing Unit) - ANS-executes the instructions of a computer program.
Brain of the computer
Who make's CPU's? - ANS-Intel, A&D, Apple
Does the operating system go from hardrive to RAM after restarting ? - ANS-Yes
What are the contents of RAM ? in order - ANS-1. Operating systems
2. Files/Data Files
3. Software - (Word, Powerpoint)
Solid State Drive - ANS-no moving parts
faster than Hard drive
Circuit board with flash memory
, Input Devices - ANS-Keyboard
Mouse
Touchpad
Microphone
Touch screen monitor
Output Devices - ANS-monitor, printer, speakers
What are the steps for performing a computer function ? - ANS-Fetch - Decode -
Execute
Software - ANS-the collection of programs that tell a computer what to do.
program - ANS-a collection of statements/instructions that a computer follows to
perform a task
What are the two types of software? - ANS-System Software
Application Software - (what we interact with directly)
Operating system - ANS-Windows, MacOS, Linux
Controls internal operations of the computer
Manages all devices connected to the computer.
Utility Program - ANS-performs a specialized task that enhances the computer's
operation or safeguards data
Application Software - ANS-Software for end-users
-Can run as desktop apps or mobile apps
bit - ANS-tiny electrical component that can hold a positive or negative charge
Byte - ANS-Equal to 8 bits
Coding Scheme - ANS-Are used to represent characters in memory
What are the 3 major coding schemes? - ANS-ASCII
Extended ASCII
Unicode
Low-Level Languages - ANS-machine language
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