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EIWS test > 108 Networks > Flashcards

108 Networks Flashcards

1
Q

WAP

A

Wireless Access Point
Allows devices to connect to a network without using physical connections

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2
Q

types of networks

A

LAN
WAN
MAN
GAN

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3
Q

LAN

A

local area network
comms network interconnection a variety of data within a small physical area

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4
Q

WAN

A

Wide Area Network
connects computers using long distance telecommunication systems
covers broad areas

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5
Q

MAN

A

Metropolitan Are Network
Covers a gourd of nearby corporate offices or a city

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6
Q

GAN

A

Global Area Network
Covers an unlimited geographical area

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7
Q

Length of bit addresses for IPV 4

A

32 bits

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8
Q

Length of bit addressing for IPV 6

A

128 bits

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9
Q

SIPRNET

A

Secret Internet Protocol Router Network

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10
Q

NIPRNET

A

Non Classified internet protocol router network

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11
Q

JWICS

A

Joint Worldwide Intelligence Communications System

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12
Q

ONENET

A

navy wide initiative to install a common IT infrastructure to OCONUS navy locations

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13
Q

DoDN

A

DoDN Global Information Grid
Summation of all military networks

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14
Q

DNS

A

Domain Naming System
internet server that helps point domain names or the host name to their associated IP address

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15
Q

IT 21

A

Like NMCI and ONENET but for afloat commands

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16
Q

NMCI

A

Navy Marine Corps internet
Creates one network throughout CONUS locations

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17
Q

OSI Model

A

Open Standards Interconnection Model
“please do not throw sausage pizza away”
Physical
data Link
Network
Transport
Session
Presentation
Application

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18
Q

DISN

A

Defense Information Systems network
Satisfies DoD long haul and WAN transfer comms request

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19
Q

Back Up

A

A copy of important data kept from retrieval

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20
Q

Application Server

A

Specialized server in a client network that runs only specific applications

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21
Q

Host Client

A

Main computer connected to other computers

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22
Q

Switch

A

Smarter version of a hub/ does not broadcast out on all ports

23
Q

Hub

A

common connection point for devices with a network hub / within a network

24
Q

wireless access protocol

A

Wireless access protocol
international standard for application- longer network communications

25
Q

Firewall

A

A combination of hardware and software that protects a network from attack by hackers

26
Q

router

A

A device that connects two networks and allows packets to be transmitted and received between them

27
Q

VPN concentrator

A

Hardware devise specifically engineered to protect Virtual Private Networks

28
Q

High Level Language

A

advanced computer programming language that isn’t limited by the type of comport or for one specific job and is easily understood

29
Q

Assembly language

A

a low level programming language used to interface with computer hardware

30
Q

Machine Language

A

collection of binary digits or bits that the computer reads and interprets

31
Q

Application

A

A set of tools an application can use to accomplish a task
used HTTP

32
Q

Network

A

responsible for logical addressing and translating logical addresses into physical addresses
Uses routers

33
Q

Virus

A

Program intended to damage a computer system

34
Q

Worm

A

A program similar to a virus, but it propagates itself over a network

35
Q

Trojan

A

Any application that pretends to be one thing in order to get past to do something malicious

36
Q

backdoor

A

an opening left in an program application that allows additional access to data

37
Q

phishing

A

Asking someone for information you need by making seem like a legitimate request

38
Q

buffer overflow

A

error that occurs when incoming data rate exceeds acceptance capacity of a system

39
Q

dictionary attack

A

an attack that uses words from a database to test different passwords until a match is found

40
Q

Privilege escalation

A

The result when a user obtains access to a resource they normally would not have access to

41
Q

Brute Force Attack

A

A type of attack that relies purely on trial and error

42
Q

Social engineering

A

An attack that uses others by willingly saying information

43
Q

SQL injection

A

attack used to exploit vulnerability by injecting malicious code and having host systems run it

44
Q

Bus topology

A

Every computer is connected by the same backbone network that runs from one end to the other

45
Q

Star topology

A

All networks connected at one central point so they can all communicate as if they were directly connected

46
Q

Ring topology

A

Each network is only connected to the two others on either side

47
Q

Mesh topology

A

every computer is directly connected to every other computer

48
Q

CORE

A

layer of routing used as a collapsed backbone- tier routers from multiple buildings

49
Q

Access routers

A

located at customer sites that do not deed hierarchical routing of their own

50
Q

distribution routers

A

aggregate traffic from multiple access routers, either from the same site, or connects multiple sites to a large enterprise location

51
Q

Proxy server

A

gateway between you and the internet

52
Q

repeaters

A

device placed on a network which repeats a signal to decrease or eliminate attenuation

53
Q

operating systems

A

software program that enables the computer hardware to communicate and operate with the computer software

EIWS test (25 decks)

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