Hardware & Components
This type of RAM is volatile, must be constantly refreshed with electricity, and is used for primary system memory.
What is DRAM (or DDR SDRAM)?
This encrypted terminal protocol replaces Telnet and operates securely over TCP port 22.
What is SSH (Secure Shell)?
This wireless standard is formally designated as 802.11ax and operates on both 2.4 GHz and 5 GHz frequencies.
What is Wi-Fi 6?
This type of printer uses a ribbon coated with wax or resin and a heated print head to create long-lasting shipping labels or receipts.
What is a thermal printer?
The capability of a cloud provider to allocate a single physical server's CPU, RAM, and storage into isolated virtual environments for multiple clients.
What is resource pooling?
This internal motherboard interface and thin cable type is used to connect modern mechanical hard drives and optical drives.
What is SATA?
This protocol uses ports 137-139 and 445 to allow file and printer sharing on Windows networks.This protocol uses ports 137-139 and 445 to allow file and printer sharing on Windows networks.
What is SMB (Server Message Block)?
This specific IP address block (169.254.0.0/16) is assigned automatically when a client cannot contact a DHCP server.
What is APIPA?
This mobile feature combines cellular, Wi-Fi, and GPS data to continuously track and identify the physical coordinates of a device.
What is geolocating (or GPS)?
This cloud service model provides virtual machines, networks, and storage, leaving the client to manage the OS and apps.
What is IaaS (Infrastructure as a Service)?
This storage technology has no moving parts, using flash memory to provide faster data access than a traditional hard drive.
What is an SSD (Solid State Drive)?
Operating on port 443, this protocol secures web traffic using SSL/TLS encryption.
What is HTTPS?
The standard network topology where all individual computers connect directly to a single central hub or switch.
What is a star topology?
This physical laptop lock mechanism uses a reinforced metal slot to anchor the device to a desk with a security cable.
What is a Kensington lock?
This specific type of hypervisor runs directly on the host computer's "bare metal" hardware without an underlying operating system.
What is a Type 1 hypervisor?
This expansion slot configuration is the modern standard for dedicated video cards and high-speed NVMe drives.
What is PCIe (PCI Express)?
This port is the industry standard for the basic transmission of email across mail servers via SMTP.
What is Port 25?
The modular connector standard used to terminate a 4-pair unshielded twisted pair (UTP) Ethernet cable.
What is an RJ-45 connector?
In an inkjet printer, this specific component moves back and forth to spray microscopic droplets of ink onto the page.
What is the print head?
This cloud deployment model features infrastructure shared exclusively among organizations with a common goal or compliance requirement.
What is a community cloud?
The main power connector running from a modern desktop power supply unit directly to the motherboard typically has this many pins.
What is a 24-pin connector?
This protocol uses port 53 to translate human-readable domain names into numerical IP addresses.
What is DNS (Domain Name System)?
This device connects multiple devices on a local network and forwards data packets specifically to the destination MAC address.
What is a network switch?
This mobile feature combines cellular, Wi-Fi, and GPS data to continuously track and identify the physical coordinates of a device.
What is geolocating (or GPS)?
Google Workspace, Salesforce, and Microsoft 365 are primary examples of this type of cloud computing service model.
What is SaaS (Software as a Service)?