JT 201 SECOND EXAM QUESTIONS AND
ANSWERS
How are stacked nets assigned? - ANSWER discrete net number, single net
number
What is TSR? - ANSWER Similar to the Surveillance option, platforms
request a % of the pool of timeslots based on demand, Automatic- no reins
What is Relay Delay? - ANSWER A network design and time slot allocation
constraint that network designers contend with
What is the equation for relay delay? - ANSWER Relay timeslot - Original
time slot X 3
FJU (Forwarding JTIDS Unit) - ANSWER when operating in the Multi TDL
network. Must be designated. Based on Capes and Lims, capacity, and track
block assignments
PRU (Primary User) / (Secondary User) SU - ANSWER platforms must be
designated in the JUDATA set in the OPTASKLINK. Used for Active and
Passive Synch.
PR (Position Reference) - ANSWER Not Required but TTP driven. Geo-fixed
platform. Used to stabilize the Geo Grid and increase positional qualities
IEJU (Interface Exchange JTIDS Unit) - ANSWER Recommended for all
capable platforms. Programmed into the network and specified in the NDD
NC (Net Controller) / Sec NC - ANSWER only required for RELGRID Ops
NTR - ANSWER required to establish the link but not to maintain a link for
short periods of time
Surveillance Access is acquired how? - ANSWER Surveillance Option Pool
, What is the relationship between a timeslot, slot blocks, a slot group, and an
NPG? - ANSWER Time slot's make up slot blocks, slot blocks make up slot
groups and slot groups make up NPGs
NPG - ANSWER The largest group
Slot Group - ANSWER makes up an NPG
Slot Block - ANSWER 2n timeslots
Recurrance Rate Graph 6= 15= - ANSWER 15 512
14 256
13 128
12 64
11 32
10 16
98
84
72
61
what are 3 things a planner must do for network planning? - ANSWER
Network selection, request to modify one, and request a new network
what do you do to select/validate a network? - ANSWER platform to platform
connection per NPG, direct/indirect connection based on location and LOS,
surveillance capacity, security/crypto
what can be modified to customize a network? - ANSWER platform
substitutions. Reallocation of exsisting option/sequence based surveillance
capacity
what cannot be modified in a network? - ANSWER adding a new platform that
requires new dedicated time slots, adding an npg, and adding overall surv
capacity
what is the relevance of NPG 9 for SADL A-G? - ANSWER controlling
gateway platform, must be on the same NPG 9 net number
ANSWERS
How are stacked nets assigned? - ANSWER discrete net number, single net
number
What is TSR? - ANSWER Similar to the Surveillance option, platforms
request a % of the pool of timeslots based on demand, Automatic- no reins
What is Relay Delay? - ANSWER A network design and time slot allocation
constraint that network designers contend with
What is the equation for relay delay? - ANSWER Relay timeslot - Original
time slot X 3
FJU (Forwarding JTIDS Unit) - ANSWER when operating in the Multi TDL
network. Must be designated. Based on Capes and Lims, capacity, and track
block assignments
PRU (Primary User) / (Secondary User) SU - ANSWER platforms must be
designated in the JUDATA set in the OPTASKLINK. Used for Active and
Passive Synch.
PR (Position Reference) - ANSWER Not Required but TTP driven. Geo-fixed
platform. Used to stabilize the Geo Grid and increase positional qualities
IEJU (Interface Exchange JTIDS Unit) - ANSWER Recommended for all
capable platforms. Programmed into the network and specified in the NDD
NC (Net Controller) / Sec NC - ANSWER only required for RELGRID Ops
NTR - ANSWER required to establish the link but not to maintain a link for
short periods of time
Surveillance Access is acquired how? - ANSWER Surveillance Option Pool
, What is the relationship between a timeslot, slot blocks, a slot group, and an
NPG? - ANSWER Time slot's make up slot blocks, slot blocks make up slot
groups and slot groups make up NPGs
NPG - ANSWER The largest group
Slot Group - ANSWER makes up an NPG
Slot Block - ANSWER 2n timeslots
Recurrance Rate Graph 6= 15= - ANSWER 15 512
14 256
13 128
12 64
11 32
10 16
98
84
72
61
what are 3 things a planner must do for network planning? - ANSWER
Network selection, request to modify one, and request a new network
what do you do to select/validate a network? - ANSWER platform to platform
connection per NPG, direct/indirect connection based on location and LOS,
surveillance capacity, security/crypto
what can be modified to customize a network? - ANSWER platform
substitutions. Reallocation of exsisting option/sequence based surveillance
capacity
what cannot be modified in a network? - ANSWER adding a new platform that
requires new dedicated time slots, adding an npg, and adding overall surv
capacity
what is the relevance of NPG 9 for SADL A-G? - ANSWER controlling
gateway platform, must be on the same NPG 9 net number
