IT2 STUDY ADVANCEMENT EXAM | 734 Questions with 100% Correct Answers| 54 Pages | Everything you need!!
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Course
IT2
Institution
Liberty University
Which type of network are the workstations basewide as in one command connected to another command or one base connected to another base? (Page 1-1) - Metropolitan Area Network (MAN) During the pinging process what is the ping that is sent out called? (Page 1-6) - Echo message Which names are reser...
it2 study advancement exam | 734 questions with 100 correct answers| 54 pages | everything you need
it2 study advancement exam
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IT2 STUDY ADVANCEMENT EXAM | 734
Questions with 100% Correct Answers| 54
Pages | Everything you need!!
Which type of network are the workstations basewide as in one command connected to another
command or one base connected to another base? (Page 1-1) Correct Answer: Metropolitan
Area Network (MAN)
During the pinging process what is the ping that is sent out called? (Page 1-6) Correct Answer:
Echo message
Which names are reserved by DOS to reserve the first serial and parallel ports, respectively?
(Page 1-6) Correct Answer: COM1 and LPT1
Which term refers to duplicate hardware and network facility segments that are available at all
times? (Page 1-8) Correct Answer: Redundancy
What are the three major types of LAN configurations or topologies? (Page 1-9) Correct Answer:
Star, Bus, and Ring
What is the wiring concentrator which allows workstations to be either inserted or bypassed on
the ring? (Page 1-10) Correct Answer: Multi-station Access Unit (MAU)
What are the two principal network access methods? (Page 1-12) Correct Answer: Contention
and Token passing
Which control procedure sends multiple blocks of data and returns a single acknowledgement for
many blocks, thereby increasing the amount of time spent transmitting data? (Page 1-12) Correct
Answer: SDLC
What provides a basis for coordinating the development of standards that relate to the flexible
interconnection of incompatible systems using data communications facilities? (Page 1-13)
Correct Answer: Open Systems Interconnection (OSI) model
Which layer of the OSI model is the physical layer? (Page 1-14) Correct Answer: 1
Which layer of the OSI model is the data link layer? (Page 1-14) Correct Answer: 2
Which layer of the OSI model is the network layer? (Page 1-14) Correct Answer: 3
Which layer of the OSI model is the transport layer? (Page 1-15) Correct Answer: 4
,Which layer of the OSI model is the session layer? (Page 1-15) Correct Answer: 5
Which layer of the OSI model is the presentation layer? (Page 1-15) Correct Answer: 6
Which layer of the OSI model is the application layer? (Page 1-15) Correct Answer: 7
Which layer of the OSI model addresses the electrical, mechanical, and functional interface to
the carrier? (Page 1-14) Correct Answer: Physical
Which layer of the OSI model provides error-free transmission of information over the physical
medium? (Page 1-14) Correct Answer: Data link
Which layer of the OSI model decides which physical pathway the data should take? (Page 1-14)
Correct Answer: Network
Which layer of the OSI model ensures data units are delivered error-free, in sequence, with no
losses or duplications? (Page 1-15) Correct Answer: Transport
Which layer of the OSI model performs the functions that enable two applications to
communicate across the network, performing security, name recognition, logging,
administration, and other similar functions? (Page 1-15) Correct Answer: Session
Which layer of the OSI model provides a common representation of data that can be used
between the application processes? (Page 1-15) Correct Answer: Presentation
Which layer of the OSI model provides data encryption for privacy and authentication? (Page 1-
15) Correct Answer: Presentation
Which layer of the OSI model represents the services that directly support users and application
tasks? (Page 1-15) Correct Answer: Application
What are the two most common types of twisted-pair media? (Page 1-16) Correct Answer: 22
and 24 gauge
What is the transmission rate of a T1 line? (Page 1-16) Correct Answer: 1.5 Mbps
What is the transmission rate of a T2 line? (Page 1-16) Correct Answer: 6.3 Mbps
What is the transmission rate of a T3 line? (Page 1-16) Correct Answer: 46 Mbps
What is the transmission rate of a T4 line? (Page 1-16) Correct Answer: 281 Mbps
Which layer of the OSI model do routers work on? (Page 2-2) Correct Answer: 3
Which layer of the OSI model do gateways work on? (Page 2-2) Correct Answer: 7
,Which device serves as a common termination point that can relay signals along the appropriate
paths? (Page 2-3) Correct Answer: Hub
Which type of transmission media is immune to interference caused by electrical or electronic
devices? (Page 2-4) Correct Answer: Fiber
Which type of cable refers to the cable that forms the main trunk of a network? (Page 2-8)
Correct Answer: Backbone
How many different types of backbone cable are recognized by EIA/TIA-568? (Page 2-8)
Correct Answer: 4
Which type of servers can be used as both a server and a workstation? (Page 2-10) Correct
Answer: Non-dedicated
What is defined as the decrease in signal strength, measured in decibels (dB) per 100 feet? (Page
3-6) Correct Answer: Attenuation
What is used to try to eliminate the effects of certain types of distortions on the signal? (Page 3-
6) Correct Answer: Line conditioning
Which device is used to test the integrity of a section of cable before the cable is even unwound?
(Page 3-6) Correct Answer: Time Domain Reflectometry (TDR)
What is ACP 125 for? Correct Answer: Prescribe Voice Procedures for use by the armed forces
of Allied Nations on secure and insecure tactical voice nets
What is a Callsign? Correct Answer: Figures, letters, or combinations of both used to identify a
COMMs station, an organization, or an individual on a radio net.
What information is it Mandatory to encode? (6 Items) Correct Answer: Positions identifying
location of friendly forces or enemy locations (If gathered by stealth)
Start Lines
Routes
Harbors and tides
Timings
Future Intentions
What is the collective title for the measures taken to protect all aspects of Communications in
order to deny information and intelligence to an enemy? Correct Answer: COMSEC
What is the component of COMSEC which includes all measures designed to protect Allied
radio Transmissions from enemy interception, analysis, and deception? Correct Answer:
Transmission Security
What are the 3 General measures of Transmission security? Correct Answer: Interception
, Analysis
Deception
How can communications be considered "SAFE" from interception? Correct Answer: No radio
Transmission
Name methods that increase Maximum defense against interception (7 items) Correct Answer:
Radio Silence
Electronic Silence
Avoid Unnecessary Transmissions
Transmission Length
Procedure
Changing Frequency
Use of alternative means of Communications
Name measures against enemy traffic analysis (6 items) Correct Answer: 1. Calling and
answering - Call as few people as possible
2. Callsign Omission - Use callsigns as little as possible
3. Locations - Do not hint towards sensitive locations
4. Plain Language - NO NOT USE
5. Avoiding Compromise - Do not hint towards radio freq being used
6. Standardization - Remain Anonymous, never use unit names in clear
Name the 3 Best Defenses against Deception Correct Answer: Good Procedures
Constant Vigilance
Authentication
What are low level Codes? Correct Answer: Codes designed to provide protection for sensitive
short-term tactical information
What is a Code Word? Correct Answer: A codeword is a single word with a pre-arranged
meaning, used to establish a condition, an alert, or to initiate the implementation of a plan or
operation
Who prepares and issues the Code words? Correct Answer: The Operations Staff
What is an address Group? Correct Answer: A unique, daily changing group of four random
letters used to disguise a command, formation, unit or sub unit.
When are code words classified? Correct Answer: When they are connected to their meaning.
When should callsigns stop being used? Correct Answer: After the initial call between two
stations.
Name 3 occasions when Full callsigns should be used Correct Answer: 1. When first
establishing a net
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