Titi Flashcards
The use of computer systems or devices to access information
Information Technology
Types of Information Technology?
-Analytics
-Automation
-Artificial Intelligence
-Cloud computing
-Communications
-Cybersecurity
-Data/database management
-Internet of things
-Machine learning
-Maintenance and repair
-Networks
-Robotics
-Software/application
-Supervisory Control and Data Acquisition (SCADA)
A programmable electronic device that can store, retrieve, and process data
Computer
A combination of components working together to perform a specific task
System
What are the two main components of a computer system?
Hardware components
Software components
Four units of functionality of a Computer System
-Input unit
-Central Processing Unit
-Memory Unit
-Output Unit
Classifications of computer system
Supercomputer
Mainframe computer
Minicomputer
Microcomputer
A computing device made up of many distinct electronic components that function together to accomplish useful tasks
Personal Computer
The spine of the computer
Motherboard
.
.
.
also known as system board
less commonly referred as planar board
What are the types of system boards?
-Non-integrated System Board
-Modular
-Integrated System Board
What does form factor specify?
The layout and physical dimensions of a motherboard
What is the most common motherboard form factor?
ATX (Advance Technology eXtended)
Name some types of ATX.
-micro-ATX (µATX)
-mini-ATX
-FlexATX
-EATX
-WATX
-nano-ATX
-pico-ATX
-mobileATX
A collection of chips or circuits that perform interface and peripheral functions for the processor
Chipset
What are the two major function groups of a chipset?
Northbridge
Southbridge
Also known as a bus slot or expansion port, used to install various devices in the computer
Expansion slot
List the main types of expansion slots.
-AGP (Accelerated Graphics Port)
-AMR (Audio/Modem Riser)
-CNR (Communication and Networking Riser)
-EISA (Extended Industry Standard Architecture)
-ISA (Industry Standard Architecture)
-PCI (Peripheral Component Interconnect)
-PCI Express
-VESA
Used to store currently used data and instructions for the CPU
Random Access Memory (RAM)
What are the different memory form factors?
DIMMs (Dual Inline Memory Modules) -for desktop
SoDIMMs (Small Outline DIMMs) - for laptop
MicroDIMMs - for laptop
What is the difference between primary and secondary memory?
-Primary Memory: Volatile, retains data only while powered on
-Secondary Memory: Non-volatile, retains data permanently
What unit measures the speed of a CPU?
MIPS (Million Instructions Per Second)
How can you identify your motherboard?
-Use Windows or another utility
-Check documentation
-Visually identify the silk-screened name on the motherboard
It is the brain of the computer, performs all the calculation and 90 percent of all functions of a computer
Central Processing Unit (CPU)
