Tech+ Infrastructure and Hardware Components Flashcards

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What is a workstation?High-performance computer for professional use.
Explain the purpose of RAID.Redundant Array of Independent Disks, improves storage reliability.
What is a cloud service model?Model delivering services over the internet, like IaaS, PaaS, SaaS.
Define VoIP.Voice over Internet Protocol, delivers voice communications over IP networks.
Define an SSD.Solid State Drive, uses flash memory for storage.
What is cloud computing?Using remote servers on the internet to store and process data.
What is a virtual machine?Software-based computer running an OS and applications.
Define a CPU.Central Processing Unit, performs most processing.
Define a router.Device that forwards data packets between networks.
Explain the difference between volatile and non-volatile storage.Volatile: needs power; Non-volatile: retains data.
What is NAS?Network Attached Storage, provides centralized storage on a network.
Explain what a modem does.Converts digital data to analog for transmission.
What is SaaS?Software as a Service, provides software over the internet.
What is a UPS?Uninterruptible Power Supply, provides backup power.
What is a VLAN?Virtual Local Area Network, groups devices on different networks.
Define a server.Computer providing data/services to other computers on a network.
What is an access point?Device allowing Wi-Fi devices to connect to a network.
Explain network topology.Layout or arrangement of elements in a computer network.
What is an IoT device?Internet of Things device, connects to a network for communication.
What is an HDD?Hard Disk Drive, uses spinning disks for storage.
Explain virtualization.Creating virtual versions of hardware or resources.
Define a blade server.Server chassis housing multiple thin servers for efficiency.
Explain the function of a GPU.Graphics Processing Unit, handles rendering graphics.
What is a NIC?Network Interface Card, enables network connection.
Define PaaS.Platform as a Service, allows development without managing infrastructure.
What is a motherboard?Main PCB connecting CPU, RAM, and storage devices.
What is RAM?Random Access Memory, stores data and code in use.
What is a network switch?Device connecting multiple devices within a network.
Define a firewall.Security device monitoring and controlling network traffic.
Explain IaaS.Infrastructure as a Service, provides virtualized computing resources.

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