Jt102 Test 2

Front 1

What are the three JTIDS/MIDS terminal Bit tests?

Back 1

1. Start up bit

2.operational Bit

3.interruptive bit (IBIT)

Front 2

What are the variants of the MIDS LVT with an high powered amplifier?

Back 2

1.MIDS LVT-5

2.MIDS LVT-8

Front 3

What is the purpose of Notch Filter Assembly?

Back 3

Ensures that IFF/SIF are not interfered with by filtering emissions in those frequencies.

Front 4

What is the basic unit of access?

Back 4

Time slot

Front 5

What is the basic reoccurring unit of time?

Back 5

Frame

Front 6

What is the protocol used my JTIDS/MIDS?

Back 6

Time division multiple access (TDMA)

Front 7

What packing structure can transmit the most Jwords?

Back 7

Pack 4- single pulse, 12 Jwords

Front 8

How many pulses are in the JTIDS/MIDS transmission? Different packing structure?

Back 8

1. Round trip timing message-72 pulses

2. Standard double pulse-258 pulses

3. Pack 2 single pulse- 258 pulses

4. Pack 2 double pulse- 444 pulses

5. Pack 4 single pulse- 444 pulses

Front 9

What determines the pseudo random selection of the 51 center frequencies?

Back 9

The TSEC crypto

Front 10

What are 2 information assurance techniques used to protect integrity of transmitted data (Anti Jam)

Back 10

1. Reed-Solomon error detection and correction (EDAC) coding.

2. Double pulse

Front 11

What are the three access modes?

Back 11

1. Dedicated access

2. Contention access

3. Machine controlled access

Front 12

Dedicated access

Back 12

Garenteed message delivery, TS assigned to a single specific unit. If no data to TX, TS goes unused.

Front 13

Contention access

Back 13

1. TS given to multiple units to TX. Terminals will only RX nearest transmission.

2. Operator controlled CA

Front 14

Machine controlled access

Back 14

1. TS assigned to a group of users who will statistically select a percentage of TS to transmit it.

Front 15

What are the three access techniques?

Back 15

1. Stacked nets

2. Multi-net

3. Dedicated time slot reuse

Front 16

Stacked nets

Back 16

Group of TS, same NPG, different net number. The net number produces a hopping pattern. In NDD net number 127 indicates stacked nets.

Front 17

Multi-net

Back 17

Usually different NPG's given different net numbers using same TSEC

Front 18

Dedicated time slot reuse

Back 18

Multiple platforms given the same dedicated TS. Can be used when platforms are geographically isolated.

Front 19

How many nets can operate simultaneously without interference?

Back 19

20

Front 20

When discussing TRS which operating mode is used out of the 2 options when capacity is automatically assigned amount units without operator input?

Back 20

Machine controlled TRS

Front 21

Identify all 5 relay options

Back 21

1. Unconditional-transmits in a designated relay TS

2. Conditional- only unit with best coverage (altitude) with Tx the relay.

3. Flood- all eligible RX's will TX the relay

4 zoom- receivers will relay the transition into anouther net

5 multi hop- multiple sequential relays of the same message.

Front 22

What is needed to ensure exchange of RF link 16 info can occur?

Back 22

1. LOS

2. Sufficient signal to noise ratio at receiver.

3. Sufficient electronic propagation time.

Front 23

What is the preferred method for resolving independent networks?

Back 23

Use a different TSEC crypto variant

Front 24

What is the correct usage of crypto-time-offset, and how does time offset work?

Back 24

One separate network enters an offset time, resulting in a different hopping pattern. Must take care not to return to normal time after a future TSEC has been utilized.

Front 25

What set in the OPTASKLINK will be used by the JICO, link 16 managers or other authorized personnel to assign crypto short titles?

Back 25

JCRYPTDAT

Front 26

Which IPF setting will be utilized when conducting operational missions?

Back 26

Excersise

Front 27

What document provides all guidance regarding usage of the link 16 pulse deconfliction server?

Back 27

CJCSI 6232/ or OPTASKLINK

Front 28

Know how to calculate TSDF

Back 28

Total number of possible pulses divided by 396,288= TSDF in%

Front 29

Know the purpose of the network management system.

Back 29

The purpose of NMS is to provide a link 16 network management process that comprises the entire spectrum of actions and functions require to design,plan, establish, and maintain a link 16 network.

Front 30

Steps of the NMS (there are 5)

Back 30

1. Network IER definition

2. Network design

3. Network planning

4. Network initialization

5. Network operations

Front 31

J3.6

Back 31

Space track

Front 32

J0.0

Back 32

Initial entry

Front 33

J0.7

Back 33

Time slot reallocation

Front 34

J2.2

Back 34

Air PPLI

Front 35

J2.3

Back 35

Surface PPLI

Front 36

J2.6

Back 36

Land track PPLI

Front 37

J3.2

Back 37

Air track

Front 38

J9.0

Back 38

Command

Front 39

J12.0

Back 39

Mission assignment

Front 40

J13.2

Back 40

Air platform and system status

Front 41

J14.0

Back 41

Parametric information

Front 42

J15.0

Back 42

Threat warning

Front 43

J16.0

Back 43

Imagery

Front 44

What words comprise a J-series message?

Back 44

1. Mil STD 6016 breaks down each message and word.

1initial

2extension

3continuation

Front 45

Know that tracks ID's available on link 16.

Back 45

1. Low track blocks, 0200-07776

2. High track blocks, 10000-77776 and 0A000-ZZ777

Front 46

Section 1 of the MIL STD 6016

Back 46

Introduction- covers purpose, background, policy, and concept of the message standard.

Front 47

Section 2 of the MIL STD 6016

Back 47

Applicable document- discusses related documents ranging from multi-national to individual platform.

Front 48

Section 3 of the e MIL STD 6016

Back 48

Conventions- terminology, definitions, acronyms, operator alerts

Front 49

Section 4 of the MIL STD 6016

Back 49

Special requirements- data registration, track # management

Front 50

Section 5 of the MIL STD 6016

Back 50

Detailed requirements- complete list of all J-series messages and legal values, bulk of doc. DFI's, DUI's

Front 51

Section 6 oh the MIL STD 6016

Back 51

Notes- change proposals

Front 52

Appendix A of the MIL STD 6016

Back 52

Implemented requirements- data exchange requirements

Front 53

Appendix B of the MIL STD 6016

Back 53

Data element dictionary- defines data elements that make up J-words

Front 54

Appendix C of the MIL STD 6016

Back 54

PPLI and system status- specifies PPLI, system status messages.

Front 55

Appendix D of the MIL STD 6016

Back 55

Surveillance- how platforms process tracks

Front 56

Appendix E of the MIL STD 6016

Back 56

Data update request- explains responses to data update request messages.

Front 57

Appendix F of the MIL STD 6016

Back 57

Threat warning- explains generation and processing of the threat warnin messages.

Front 58

Appendix G of the MIL STD 6016

Back 58

Electronic ware fare- detail EW messages.

Front 59

Appendix H of the MIL STD 6016

Back 59

Amplification- rules for amplification messages

Front 60

Appendix I of the MIL STD 6016

Back 60

Engagement coordination- explains use of j9.1 engagement coordination used by theater missle defense platforms.

Front 61

Appendix J of the MIL STD 6016

Back 61

Terminal free text- defines free text (j voice)

Front 62

Appendix K of the MIL STD 6016

Back 62

Weapons coordination and management- defines commands, engagement, status messages

Front 63

Appendix L of the MIL STD 6016

Back 63

Coordination of aircraft control- process control changes and handovers

Front 64

Appendix m of the MIL STD 6016

Back 64

Control- details air control uplink and back link

Front 65

Appendix n of the MIL STD 6016

Back 65

Formatted text- details text report messages

Front 66

Appendix O of the MIL STD 6016

Back 66

Anti submarine ware fare- details acoustic bearing/ range messages

Front 67

Appendix P of the MIL STD 6016

Back 67

Track management- explains processing of tracks and points

Front 68

Appendix Q of the MIL STD 6016

Back 68

Imagery- defines imagery messages

Front 69

Appendix R of the MIL STD 6016

Back 69

Pointers- describes use of pointers

Front 70

What JTIDS/MIDS terminal programming is contained within

Back 70

1. Crypto:SDU

2. Terminal programming is the initialization data load, loaded from host system (JRE ADSI CDLMS)

Front 71

What set time in an STRN and an ETRN?

Back 71

1. STRN- NTR

2. ETRN- GPS

Front 72

In course sync, can all messages be received and transmitted?

Back 72

1. No, only TX RTT

2. All received

Front 73

When discussing synchronization for primary users, know what information is needed for a primary user to go from course sync to fine sync?

Back 73

1. Normal

2. Passive

3. ETRN

Front 74

What is RELNAV based on?

Back 74

1. RELGRID and GEOGRID

2. based on the time of arrival of PPLI message from at least 3 jus

Front 75

What are the 3 roles associated with RELGRID associations?

Back 75

1. Position reference

2. Primary navigation controller

3. Secondary navagation controller

Front 76

Position reference

Back 76

1. Optional

2. Position quality of 15, must be stationary

Front 77

Primary navagation controller

Back 77

1. Required for RELGRID

2. Defines origin, orientation

3. Relies of positions of higher PQ units, but determines exactly where grid origin is

Front 78

Secondary navagation controller

Back 78

1. Optional

2. Calculates position ONLY from PNC

Front 79

What document is needed for network operations to extract necessary info regarding network entry and exit procedures?

Back 79

1. OPTASKLINK

Front 80

Understand the different data rates associated with JREAP A communication.

Back 80

1. Half duplex

2. Normally 2400 bps. Capable of 2400, 4800, 9600.

1. 9600 only used for non-Dana satallites.

2. Satellite controller limits speed by assignment.

Front 81

What is the difference between JREAP A B and C.

Back 81

1. A- satellite

2. B- serial

-landline, SHR, EHF

-full duplex

-encrypted

-300- 115200 bps

3. C.IP

-CAT 5, WAN, LAN

- TCP, UDP

-IPV4 IPv6

-Encrypted

-data rate depends on bandwidth available