Tech+ Infrastructure and Hardware Components Flashcards

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