COS3721 Mixed Recall 100% Verified New!!
Distributed System - ANSWER Collection of processors without shared memory or
clock, communicating through networks.
Node - ANSWER Individual processor in a distributed system with its own local
memory.
High-Speed Buses - ANSWER Networks used for communication between nodes in
distributed systems.
Internet - ANSWER Basic example of a distributed system, connecting nodes globally.
Client-Server Configuration - ANSWER Structure where a server node provides
resources to client nodes.
Peer-to-Peer Configuration - ANSWER A structure in which nodes share responsibilities
whereby every node plays the role of client and server.
Resource Sharing - ANSWER Sharing of files, databases, hardware, and operations
among nodes of a distributed system.
Computation Speedup - ANSWER Computation is broken down into subcomputations
that run concurrently to be executed at greater speed.
Reliability - ANSWER The potential of a distributed system to continuously work even
when some nodes fail.
,Load Balancing - ANSWER The distribution of requests amongst nodes for better
performance without node overload.
LAN - ANSWER News that encompasses a very small area, such as a building. It is
widely used in offices.
WAN - ANSWER A network that covers a larger area, such as a country, providing
connectivity over longer distances.
LAN - ANSWER The local network with high-speed links in communication and shared
devices.
Ethernet - ANSWER The standard of networking that utilizes the IEEE 802.3 standard on
LANs.
WiFi - ANSWER Wireless networking protocol defined by the IEEE 802.11 standard.
Router - ANSWER Specialized network communication processor connecting to other
networks.
IEEE 802.3 - ANSWER Standard defining the Ethernet protocol for LANs.
IEEE 802.11 - ANSWER Standard defining the WiFi protocol in wireless networks.
Wide-Area Networks - ANSWER Geographically dispersed network with various
communication links.
ARPANET - ANSWER First WAN developed in the late 1960s, precursor to the Internet.
,Backbone WAN - ANSWER High-speed WAN connections linking major cities through
fiber optic cables.
DNS - ANSWER Domain Name System for host-name resolution on the Internet.
IP Address - ANSWER Logical address for hosts on the Internet, structured with
multipart names.
Communication Structure - ANSWER Internal workings of networking systems and
processes.
Name Resolution The process of converting host names to unique identifiers for
network communication.
IP address A unique numerical label assigned to each device connected to a network
Top-level domain A suffix in a domain name indicating the type of organization or
country
Name server A process on a system that maps names to IP addresses
DNS lookup - ANSWER The process of translating domain names to IP addresses
Host - ANSWER A computer or other device connected to a network
Domain-name service - ANSWER System that translates domain names into IP
addresses
Cache - ANSWER A place where data is temporarily stored for quicker access the next
time it is requested
, Primary name server - ANSWER The server 'in charge' of a particular domain name
Secondary name server - ANSWER Backup server copying all contents of primary
server
InetAddress - ANSWER Java class that represents an IP name or address
Communication Protocols - ANSWER Agreed rules for communication between
systems on a network
OSI model - ANSWER Open Systems Interconnection model for the networking layers
Physical layer - ANSWER It deals with the mechanical as well as electrical aspects
related to the transmission of data.
Data-link layer - ANSWER Frames and detects errors during data transmission
Network layer - ANSWER Breaks messages into packets and routes to the proper
network location
Transport layer - ANSWER Provides assurance that the messages are transmitted,
packets arrive in correct order, and flow control
Session layer - ANSWER Establishes process-to-process communication protocols
Presentation layer - ANSWER Resolves data format compatibility in a network
Transport Layer - ANSWER Ensures that packets are in the right order and flow control
Distributed System - ANSWER Collection of processors without shared memory or
clock, communicating through networks.
Node - ANSWER Individual processor in a distributed system with its own local
memory.
High-Speed Buses - ANSWER Networks used for communication between nodes in
distributed systems.
Internet - ANSWER Basic example of a distributed system, connecting nodes globally.
Client-Server Configuration - ANSWER Structure where a server node provides
resources to client nodes.
Peer-to-Peer Configuration - ANSWER A structure in which nodes share responsibilities
whereby every node plays the role of client and server.
Resource Sharing - ANSWER Sharing of files, databases, hardware, and operations
among nodes of a distributed system.
Computation Speedup - ANSWER Computation is broken down into subcomputations
that run concurrently to be executed at greater speed.
Reliability - ANSWER The potential of a distributed system to continuously work even
when some nodes fail.
,Load Balancing - ANSWER The distribution of requests amongst nodes for better
performance without node overload.
LAN - ANSWER News that encompasses a very small area, such as a building. It is
widely used in offices.
WAN - ANSWER A network that covers a larger area, such as a country, providing
connectivity over longer distances.
LAN - ANSWER The local network with high-speed links in communication and shared
devices.
Ethernet - ANSWER The standard of networking that utilizes the IEEE 802.3 standard on
LANs.
WiFi - ANSWER Wireless networking protocol defined by the IEEE 802.11 standard.
Router - ANSWER Specialized network communication processor connecting to other
networks.
IEEE 802.3 - ANSWER Standard defining the Ethernet protocol for LANs.
IEEE 802.11 - ANSWER Standard defining the WiFi protocol in wireless networks.
Wide-Area Networks - ANSWER Geographically dispersed network with various
communication links.
ARPANET - ANSWER First WAN developed in the late 1960s, precursor to the Internet.
,Backbone WAN - ANSWER High-speed WAN connections linking major cities through
fiber optic cables.
DNS - ANSWER Domain Name System for host-name resolution on the Internet.
IP Address - ANSWER Logical address for hosts on the Internet, structured with
multipart names.
Communication Structure - ANSWER Internal workings of networking systems and
processes.
Name Resolution The process of converting host names to unique identifiers for
network communication.
IP address A unique numerical label assigned to each device connected to a network
Top-level domain A suffix in a domain name indicating the type of organization or
country
Name server A process on a system that maps names to IP addresses
DNS lookup - ANSWER The process of translating domain names to IP addresses
Host - ANSWER A computer or other device connected to a network
Domain-name service - ANSWER System that translates domain names into IP
addresses
Cache - ANSWER A place where data is temporarily stored for quicker access the next
time it is requested
, Primary name server - ANSWER The server 'in charge' of a particular domain name
Secondary name server - ANSWER Backup server copying all contents of primary
server
InetAddress - ANSWER Java class that represents an IP name or address
Communication Protocols - ANSWER Agreed rules for communication between
systems on a network
OSI model - ANSWER Open Systems Interconnection model for the networking layers
Physical layer - ANSWER It deals with the mechanical as well as electrical aspects
related to the transmission of data.
Data-link layer - ANSWER Frames and detects errors during data transmission
Network layer - ANSWER Breaks messages into packets and routes to the proper
network location
Transport layer - ANSWER Provides assurance that the messages are transmitted,
packets arrive in correct order, and flow control
Session layer - ANSWER Establishes process-to-process communication protocols
Presentation layer - ANSWER Resolves data format compatibility in a network
Transport Layer - ANSWER Ensures that packets are in the right order and flow control
