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2M071 Vol 1 > Chapter 2 UREs > Flashcards

Chapter 2 UREs Flashcards

0
Q
  1. (007) When discussing command and control, which of the following is a characteristic associated with automatic flight takeover?
A

A. The interrogation rate flows smoother.
B. The designated LCC assumes control of the timeslot.
C. The designated LCC assumes the downed LCC’s primary responsibilities only.
*D. The weapon system processor (WSP) takes over after 32 seconds.

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1
Q
  1. (007) When discussing command and control, what type of received status would classify as a fault?
A

A. Radio mode (RAMO)
B. Outer zone (OZ) violation
C. Launch facility down (LFDN)
*D. Ground maintenance response (GMR)

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2
Q
  1. (008) A cable message preamble will contain how many bits?
A

A. 24
B. 36
C. 48
*D. 56

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3
Q
  1. (008) To ensure the same type of response messages are not continually transmitted, what LF component determines the priority of responses?
A

A. Message processor
B. Missile guidance set (MGS)
*C. Digital computer unit (DCU)
D. Command message processing group

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4
Q
  1. (009) Which command selects new execution plan data for individual missiles?
A

A. Time-on-target command
B. Missile calibrate command
C. Preparatory launch command-A
*D. Preparatory launch command-B

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5
Q
  1. (009) What two modes are terminated using an inhibit launch command (ILC)?
A

A. Launch in-process and enabled
*B. Enabled and launch commanded
C. Launch ready and launch in-process
D. Terminal countdown and launch in-process

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6
Q
  1. (009) What will happen if the airborne launch control center (ALCC) hold off timer is allowed to run out?
A

*A. The LF will report radio mode (RAMO) in the operational status response (OSR).
B. The ultra-high frequency (UHF) drawer will initiate a reset command.
C. Base command post will receive an alarm indication.
D. The site will go status out.

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7
Q
  1. (010) What component at the LF recognizes an OSI and transfers it to the digital computer unit (DCU)?
A

*A. Programmer group (PG)
B. The radio receiver drawer
C. The I-box
D. G&C coupler unit

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8
Q
  1. (010) Which response will report during the next OSI when the programmer group sets a ground maintenance interrogation received bit as TRUE in its fault memory?
A

*A. Ground maintenance response (GMR)
B. Missile operational response (MOSR)
C. Operational status response (OSR)
D. Resync response (RSR)

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9
Q
  1. (011) What test checks certain LF electronic ground equipment that is not automatically checked during normal operation?
A

A. Inhibit test command
B. Enable test command
C. Missile test command
*D. Sensitive command network test

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10
Q
  1. (011) A missile test command checks certain MGS and LF ground equipment functions which
A

A. are not required for launch.
B. validate terminal countdown actions.
*C. do not get checked during other modes of operation.
D. ensure proper ignition and successful missile ignition.

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11
Q
  1. (011) What type of command is issued to refine targeting accuracy?
A

A. Enable
B. Inhibit
*C. Calibration
D. Remote data change

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12
Q
  1. (011) How many computer memory verification check numbers provide a check of the execution plan data?
A

A. 3
B. 4
*C. 5
D. 6

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13
Q
  1. (012) What status are the two LCCs in when they perform a remote data change target (RDCT)?
A

*A. Active and monitor
B. Active and conditional
C. Standby and operational
D. Operational and monitor

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14
Q
  1. (012) What condition will cause the WSP to initiate a remote data halt (RDH) command?
A

A. After receipt of an emergency action messages.
B. Secondary launch control center goes down.
C. More than one active transmit line.
*D. Out-of-sync condition occurs.

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15
Q
  1. (013) The launch support building distribution panel-standby bus (LDA) panel energizes what panel in the launcher equipment room (LER)?
A

*A. Launcher distribution panel-B
B. Launcher Minuteman power processor
C. Power line protection assembly (PLPA)
D. LER main power protection and distribution

16
Q
  1. (013) What item in the LF protects the electrical equipment from lightning surges?
A

A. Lightning ground rods
B. Service disconnect breaker
C. Commercial power contactor
*D Power line protection assembly

17
Q
  1. (013) How is the LF MG kept from operating on the direct on the DC motor when primary power is available?
A

*A. Primary power energizes the brush-lifting solenoid.
B. DC interlock relay isolates battery power from the motor.
C. 400-Hz generator shuts dow to prevent motor operation.
D. Power supply group removes 28 VDC input to the DC motor.

18
Q
  1. (013) What component contains relays that provide power switching capability to the missile downstage electronics, ordnance, and safe and arm motors?
A

*A. Distribution box
B. Programmer group
C. Power supply group
D. Batter charger/alarm set group

19
Q
  1. (014) What is the main difference between the DEU at wing 1 and the DEU at wings 3 and 5 MAF?
A

*A. Wing 1, the DEU powers the entire MAF
B. Wings 3 and 5, the DEU powers the entire MAF
C. Wing 1, the DEU powers the above ground equipment only
D. Wings 3 and 5, the DEU powers the above ground equipment only

20
Q
  1. (014) During MG startup, depressing the generator start pushbutton switch switch on the wing 3 automatic switching unit (ASU) prevents the
A

A. Minuteman power processor (MPP) from transferring to standby power.
*B. MPP from disconnecting commercial power.
C. storage batteries from being excessively drained.
D. MG from transferring to AC power.

21
Q
  1. (014) When primary power fails at a MAF, the DC motor of the MG operates the
A

A. AC motor.
B. 60-Hz generator only.
*C. 400-Hz and 60-Hz generators.
D. 400-Hz generator only.

22
Q
  1. (014) The emergency storage batteries in the LCC supply power to the
A

*A. survival lights.
B. power supply group.
C. shock isolator air compressor.
D. power control distribution unit.

23
Q
  1. (014) What component in the LCC power system converts the 400-Hz MG output to 28 VDC for use by equipment in the LCC?
A

A. Distribution box
B. Programmer group
C. LCPA power panel
*D. Power supply group

2M071 Vol 1 (8 decks)

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