Hardware & Software Flashcards
What is URL
Uniform resource locator. It is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it.
Software
Virtual or intangible part of a computer.
Hardware
It is the physical or tangible part of a computer.
What is the importance of vmware?
Saves money, conserves space, and is easy to manage.
What is the difference between hardware and RAM?
When we talk about the storage of data in the long term we are talking about hard drive. RAM stands for random access memory and is used to temporarily load software. RAM memory stores software in cache (cache is volatile meaning nothing stored here is permanent). If the system is restarted, RAM will be flushed however hard drive storage will remain intact.
Switch
It is a device that connects networked systems together
Router
Used to connect Networks or LANs together.
LAN
(Local Area Network). It is a network located in a small geographical area or it is a localized network.
WAN
(Wide Area Network). It is a group of LANs connected together, spanning a wide geographical area.
MAN
(Metropolitan Area Network). It is a group of LANs connected together, spanning a metropolitan area.
What types of waves are used in WiFi?
Radiowaves
What is WiFi?
Wireless Fidelity. Transmits data through radiowaves.
ISP
Internet service provider. Ex: Comcast, Verizon.
Data
Information or text stored in files.
What is a networked system
It is a system connected to a network and sharing information with other systems.
GUI
Graphical User Interface. Interface with icons and nice graphics.
TUI
Text User Interface. Interface with text on black background screen.
CLI
Command line interface
Internet
A group of networks or LANs connected together sharing information spanning the globe.
What is a bare metal hypervisor and what is an example of one?
A bare metal hypervisor is an OS type of hypervisor that is the main program. This main program must be installed on a physical system with or without an OS. Either way it needs to be installed on a bare metal (i.e. your computer). An example that we have learned is VMware ESXI6
What is a hosted hypervisor and what is an examples of one?
It is an application type of hypervisor that must be installed or hosted on an operating system. Example: Oracle Virtualbox
What is the difference between hard drive and RAM
When we talk about the storage of data in the long term we are talking about hard drive. RAM stands for random access memory and is used to temporarily load software. RAM memory stores software in cache (cache is volatile meaning nothing stored here is permanent). If the system is restarted, RAM will be flushed however hard drive storage will remain intact.
