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level: Fundamentals

Questions and Answers List

level questions: Fundamentals

Question	Answer
A group of devices or computers connected together is called?	Network
The point of intersection/connection in a network is called a _____	Node
Another term for Nodes?	Devices
The physical layout of the computer network is known as ________	Network Topology
The connectivity between the two devices is called _______	Link
LAN stands for	Local Area Network
WAN stands for?	Wide Area Network
WWW stands for	World Wide Web
High-speed connectivity providing network is	MAN
A device/node that connects two different networks is	Gateway
The term used to refer data structure and format is	Syntax
The rules and guidelines for communication between the network devices is known as	Protocol
MAC address stands for	Media Access Control address
A network security system that prevents unauthorized traffics based on predetermined security rules is called	Firewall
IP address stands for	Internet Protocol address
The two principal functions of IP address are	Host/Network interface identification and location addressing
The size of an IPv4 address is	32 bits
The size of an IPv6 address is	128 bits
A subnet mask is combined with an IP address in order to identify two parts which are	Extended network address and the host address
OSI reference model stands for	Open System Interconnection
How many layers available in OSI reference model?	7 Layers
Number of layers available in TCP/IP model	4 Layers
WPA stands for _______	Wi-Fi Protected Access
What is the security algorithm used for wireless networks?	WEP
The Devices that provide connectivity to a WiMAX network are known as ?	Subscriber stations
What is the multiple access technique used by IEEE 802.11 standard for wireless LAN?	CSMA/CA