DTE Topic 1: Networks Flashcards
Two or more computers connected together to allow them to communicate is called a…
Network
What is the name of the first network that only a few people had access to?
APRANET
What is the term for a set of rules that govern communication?
Protocols
What is the central device that connects a number of computers together in one network through which all massages will pass?
Router
What is the device that forwards messages from one network to another network over a large area?
Server
What is the device that provides a service to a network, such as storing files?
Hub
What is the symbol that must be used in an email address?
@
What is the common prefix for website addresses that indicates a secure connection?
https://
How do wired and wireless computer networks differ in terms of data transmission?
Wired networks send data along cables, whereas wireless networks transmit data through the air using radio waves.
What is the term for the amount of data that can be moved from one point to another in a given time?
Bandwidth
What is the smallest unit of data?
Bit
What is the name of the protocol that splits and assembles the messages sent across the internet?
TCP
What is the name of the protocol that assigns a unique address to each device on the Internet?
IP
What is the unit for measuring bandwidth?
Bits per second
What is the name of the wireless technology that has the highest bandwidth?
5G
What is the technical name of the phenomenon when data arrives at your device slower than it is processed?
Buffering
What is the name of the network that connects millions of devices across the world?
Internet
What is the name of the small piece of data that is sent across the internet?
Packet
True or False: Increasing the bandwidth increases the speed of data transfer?
False
True or False: Upload speeds are usually much slower than download speeds?
True
