Chapter 2 UREs Flashcards
- (007) When discussing command and control, which of the following is a characteristic associated with automatic flight takeover?
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.
- (007) When discussing command and control, what type of received status would classify as a fault?
A. Radio mode (RAMO)
B. Outer zone (OZ) violation
C. Launch facility down (LFDN)
*D. Ground maintenance response (GMR)
- (008) A cable message preamble will contain how many bits?
A. 24
B. 36
C. 48
*D. 56
- (008) To ensure the same type of response messages are not continually transmitted, what LF component determines the priority of responses?
A. Message processor
B. Missile guidance set (MGS)
*C. Digital computer unit (DCU)
D. Command message processing group
- (009) Which command selects new execution plan data for individual missiles?
A. Time-on-target command
B. Missile calibrate command
C. Preparatory launch command-A
*D. Preparatory launch command-B
- (009) What two modes are terminated using an inhibit launch command (ILC)?
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
- (009) What will happen if the airborne launch control center (ALCC) hold off timer is allowed to run out?
*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.
- (010) What component at the LF recognizes an OSI and transfers it to the digital computer unit (DCU)?
*A. Programmer group (PG)
B. The radio receiver drawer
C. The I-box
D. G&C coupler unit
- (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. Ground maintenance response (GMR)
B. Missile operational response (MOSR)
C. Operational status response (OSR)
D. Resync response (RSR)
- (011) What test checks certain LF electronic ground equipment that is not automatically checked during normal operation?
A. Inhibit test command
B. Enable test command
C. Missile test command
*D. Sensitive command network test
- (011) A missile test command checks certain MGS and LF ground equipment functions which
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.
- (011) What type of command is issued to refine targeting accuracy?
A. Enable
B. Inhibit
*C. Calibration
D. Remote data change
- (011) How many computer memory verification check numbers provide a check of the execution plan data?
A. 3
B. 4
*C. 5
D. 6
- (012) What status are the two LCCs in when they perform a remote data change target (RDCT)?
*A. Active and monitor
B. Active and conditional
C. Standby and operational
D. Operational and monitor
- (012) What condition will cause the WSP to initiate a remote data halt (RDH) command?
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.
- (013) The launch support building distribution panel-standby bus (LDA) panel energizes what panel in the launcher equipment room (LER)?
*A. Launcher distribution panel-B
B. Launcher Minuteman power processor
C. Power line protection assembly (PLPA)
D. LER main power protection and distribution
- (013) What item in the LF protects the electrical equipment from lightning surges?
A. Lightning ground rods
B. Service disconnect breaker
C. Commercial power contactor
*D Power line protection assembly
- (013) How is the LF MG kept from operating on the direct on the DC motor when primary power is available?
*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.
- (013) What component contains relays that provide power switching capability to the missile downstage electronics, ordnance, and safe and arm motors?
*A. Distribution box
B. Programmer group
C. Power supply group
D. Batter charger/alarm set group
- (014) What is the main difference between the DEU at wing 1 and the DEU at wings 3 and 5 MAF?
*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
- (014) During MG startup, depressing the generator start pushbutton switch switch on the wing 3 automatic switching unit (ASU) prevents the
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.
- (014) When primary power fails at a MAF, the DC motor of the MG operates the
A. AC motor.
B. 60-Hz generator only.
*C. 400-Hz and 60-Hz generators.
D. 400-Hz generator only.
- (014) The emergency storage batteries in the LCC supply power to the
*A. survival lights.
B. power supply group.
C. shock isolator air compressor.
D. power control distribution unit.
- (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. Distribution box
B. Programmer group
C. LCPA power panel
*D. Power supply group
