JT 201 TEST 1 CERTIFICATION SCRIPT 2026 QUESTIONS
WITH SOLUTIONS GRADED A+
● How are stacked nets assigned?. Answer: discrete net number, single net number
● What is TSR?. Answer: Similar to Surveillance option, platforms request a % of the pool of
timeslots based on demand, Automatic- no reinit
● 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
WITH SOLUTIONS GRADED A+
● How are stacked nets assigned?. Answer: discrete net number, single net number
● What is TSR?. Answer: Similar to Surveillance option, platforms request a % of the pool of
timeslots based on demand, Automatic- no reinit
● 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
