Unit 3: Navigation Systems
A handheld GPS is A. not authorised for IFR use B. authorised for IFR use under VMC C. authorised for IFR use under IMC until the runway is in sight
A
Before a pilot utilises a GPS route or procedure, what would be an acceptable method of verifying the GPS database is correct? A. Check to see if all waypoints on the GPS route match points on procedure charts B. Call FSS and verify that the GPS database is current C. Query the ATC facility issuing your IFR clearance as to database currency
A
Effective navigation by means of GPS includes A. determining the current status of all databases B. ensuring that ATC approves your planned route C. relying solely on the GPS for course information
A
How can a pilot determine if a Global Positioning System (GPS) installed in an aircraft is approved for IFR en route and IFR approaches? A. Flight manual supplement B. GPS operator's manual C. Aircraft owner's handbook
A
Reliance on GPS units A. can cause pilots to lose proficiency in performing manual calculations of time, distance, and heading B. will increase a pilot's skill in navigating by visual reference C. does not decrease pilot workload
A
To ensure situational awareness while using an autopilot system A. pilots must verify that the aircraft is tracking the intended flight profile B. it is important to ensure that all navigational databases are current C. current navigational charts are required
A
What are the primary benefits of satellite based area navigation (RNAV)? A. Provides optimal routing and altitudes B. Radio tuning and controller communication is minimized C. Standard Terminal Arrival Routes and Departure Procedures are not required
A
What indication should a pilot receive when a VOR station is undergoing maintenance and may be considered unreliable? A. No coded identification, but possible navigation indications B. Coded identification, but no navigation indications C. A voice recording on the VOR frequency announcing that the VOR is out of service for maintenance
A
When flying directly over a published airborne VOR checkpoint, what is the maximum error allowed for IFR flight? A. Plus or minus 6° of the designated radial B. Plus 6° or minus 4° of he designated radial C. Plus or minus 4° of the designated radial
A
When making an airborne VOR check, what is the maximum allowable tolerance between the two indicators of a dual VOR system (units independent of each other except the antenna)? A. 4° between the two indicated radials of a VOR B. Plus or minus 4° when set to identical radials of a VOR C. 6° between the two indicated radials of a VOR
A
When planning an IFR flight using GPS, the pilot should know that VFR waypoints A. are not recognised by the IFR system and will be rejected for IFR routing B. can be used to aid in defining the route in the FAA flight plan if the waypoint name has a 5-letter identifier C. can be used to define direct routing under IFR if they are retrieved from a current database and identified by a four-point star
A
When your aircraft is equipped with a TSO-C129 or TSO-C196 GPS, an airport may not be qualified for alternate use if A. the only standard approach procedure is GPS at the destination and alternate B. the airport has only AWOS-3 weather reporting and no LAAS equipment operational C. the airport is next to a restricted or prohibited area
A
Which distance is displayed by the DME indicator? A. Slant range distance in NM B. Slant range distance in SM C. Line-of-sight direct distance from aircraft to VORTAC in SM
A
While conducting a GPS approach, if you disengage the auto sensitivity, what will occur? A. The approach mode annunciation will disengage B. The altitude mode will disengage C. The altitude and heading modes will disengage
A
You are planning an IFR flight off established airways below 18,000 feet MSL. If you use VOR navigation to define the route, the maximum distance between NAVAIDs should be A. 80 NM B. 40 NM C. 70 NM
A
A VOR receiver with normal five-dot course sensitivity shows a three-dot deflection at 30NM from the station. The aircraft would be displaced approximately how far from the course centreline? A. 2 NM B. 3 NM C. 5 NM
B
An aircraft which is located 30 miles from a VOR station and shows a 1/2 scale deflection on the CDI would be how far from the selected course centerline? A. 1 1/2 miles B. 2 1/2 miles C. 3 1/2 miles
B
As a rule of thumb, to minimise DME slat range error, how far from the facility should you be to consider the reading as accurate? A. Two miles or more for every 1,000 feet of altitude above the facility B. One more more miles for each 1,000 feet of altitude above the facility C. No specific distance is specified since the reception is line-of-sight
B
Determine the approximate time and distance to a station if a 5° wingtip bearing change occurs in 1.5 minutes with a true airspeed of 95 knots. A. 16 minutes and 14.3 NM B. 18 minutes and 28.5 NM C. 18 minutes and 33.0 NM
B
During IFR en route operations using an approved TSO-C129 or TSO-C196 GPS system for navigation, ground based navigational facilities A. are only required during the approach portion of the flight B. must be operational along the entire route C. must be operational only if RAIM predicts and outage
B
Full scale deflection of a CDI occurs when the course deviation bar or needle A. deflects from left side of the scale to right side of the scale B. deflects from the center of the scale to either far side of the scale C. deflects from half scale left to half scale right
B
Hand-held GPS systems, and GPS systems certified for VFR operation, may be used during IFR operations as A. the principal reference to determine en route waypoints B. an aid to situational awareness C. the primary source of navigation
B
How should the pilot make a VOR receiver check when the aircraft is located on the designated checkpoint on the airport surface? A. With the aircraft headed directly toward the VOR and the OBS set to 000°, the CDI should center within plus or minus 4° of that radial with a TO indication B. Set the OBS on the designated radial. The CDI must center within plus or minus 4° of that radial with a FROM indication C. Set the OBS on 180° plus or minus 4°; the CDI should center with a FROM indication
B
In an autopilot-controlled system, what device actually moves the control surfaces? A. Gyroscope B. Servo C. Vacuum pump
B
The greatest DME indication error between actual ground distance and displayed ground distance occurs at A. high altitudes far from the VORTAC B. high altitudes close to the VORTAC C. low altitudes far from the VORTAC
B
When a VOR/DME is collocated under frequency pairings and the VOR portion is inoperative, the DME identifier will repeat at an interval of A. 20 second intervals at 1020 Hz B. 30 second intervals at 1350 Hz C. 60 second intervals at 1350 Hz
B
When the CDI needle is centered during an airborne VOR check, the omni-bearing selector and the OBS indicator should read A. within 4° of the selected radial B. within 6° of the selected radial C. 0° TO, only if you are due south of the VOR
B
Where can the VOT frequency for a particular airport be found? A. On the IAP Chart and in the Chart Supplement B. Only in the Chart Supplement C. In the Chart Supplement and the A/G Voice Communication Panel of the En Route Low Altitude Chart
B
Which DME indication should you receive when you are directly over a VORTAC site at approximately 6,000 feet AGL? A. 0 B. 1 C. 1.3
B
While airborne, what is the maximum permissible variation between the two indicated bearings when checking one VOR system against the other? A. Plus or minus 4° when set to identical radials of a VOR B. 4° between the two indicated bearings to a VOR C. Plus or minus 6° when set to identical radials of a VOR
B
Why should pilots understand how to cancel entries made on a GPS? A. Because GPS until frequently provide wrong or false information B. Because heavy workloads and turbulence can increase data entry errors C. Because published route names commonly change
B
You aircraft is equipped with a WAAS enabled GPS unit. While performing a GPS approach, you note an "LNAV+V available" indication on the moving map display. You know that A. you can use the LPV minimums line on the IAP chart with this indication B. the indication reflects an artificially created advisory glide path that you can use to descend to the LNAV MDA C. you can descend to GBAS approach minimums on the IAP
B
A particular VOR station is undergoing routine maintenance. This is evidenced by A. removal of the navigational feature B. broadcasting a maintenance alert signal on the voice channel C. removal of the identification feature
C
After passing a VORTAC, the CDI shows 1/2 scale deflection to the right. What is indicated if the deflection remains constant for a period of time? A. The airplane is getting closer to the radial B. The OBS is erroneously set on the reciprocal heading C. The airplane is flying away from the radial
C
Aircraft operating under IFR with TSO-C129 or TSO-C196 GPS for en route navigation must also have installed A. VOR/DME with RNAV capabilities B. a backup GPS receiver C. the avionics necessary to receive appropriate NAVAIDs along the route
C
During IFR en route operations using an approved TSO-C129 or TSO-C196 GPS system for navigation, A. no other navigation system is required B. active monitoring of an alternate navigation system is always required C. the aircraft must have an approved TSO-C129 or TSO-C196 and operational alternate navigation system appropriate for the route
C
For operations off established airways at 17,000 feet MSL in the contiguous U.S., (H) Class VORTAC facilities used to define a direct route of flight should be no farther apart than A. 75 NM B. 100 NM C. 200 NM
C
GPS systems certified or IFR operations cannot be used as a substitute for DME receivers A. to determine aircraft position or a DME fix at altitudes above 24,000 feet B. to fly a DME arc C. in selecting an alternate that requires use of DME
C
Prior to using GPS waypoints for RNAV, what can you do to check the current status of the GPS database? A. Contact the local FSS and have them verify the current status of the database B. Contact the ATC/ARTCC that issued the En Route Low Altitude chart to verify the current status of the GPS waypoints C. Compare the GPS database to the En Route Low Altitude chart. If they are the same, the GPS database is current
C
To find the VOR receiver ground checkpoint(s) for an accuracy check, which publication should you consult? A. Airman's information manual B. En Route Low Altitude Chart C. Chart Supplement
C
What angular deviation from a VOR course centreline is represented by a full-scale deflection of the CDI? A. 4° B. 5° C. 10°
C
What angular deviation from a VOR course is represented by half-scale deflection of the CDI? A. 2° B. 4° C. 5°
C
What is the meaning of a single coded identification received only once approximately every 30 seconds from a VORTAC? A. The VOR and DME components are operative B. VOR and DME components are both operative, but voice identification is out of service C. The DME component is operative and the VOR component is inoperative
C
When checking the sensitivity of a VOR receiver, the number of degrees in course change as the OBS is rotated to move the CDI from center to the last dot on either side should be between A. 5° and 6° B. 8° and 10° C. 10° and 12°
C
When may VFR waypoints be used in IFR flight plans? A. When GPS is used as the primary source of navigation B. When the waypoints consist of 5 letter identifiers C. VFR waypoints may not be used on IFR flight plans
C
When using VOR for navigation, which of the following should be considered as station passage? A. The first movement of the CDI as the airplane enters the zone of confusion B. The moment the TO-FROM indicator becomes blank C. The first positive, complete reversal of the TO-FROM indicator
C
When using VOT to make a VOR receiver check, the CDI should be centered and the OBS should indicate that the aircraft is on the A. 090 radial B. 180 radial C. 360 radial
C
When using a TSO-C129 or TSO-C196 GPS for navigation and instrument approaches, any required alternate airport must have A. a GPS approach with GBAS that is anticipated to be operational or available at the ETA B. a GPS approach of no WAAS outage is expected C. an approved operational instrument approach procedure other than GPS
C
Which indications are acceptable tolerances when checking both VOR receivers by use of the VOT? A. 360° TO and 003° TO, respectively B. 001° FROM and 005° FROM, respectively C. 176° FROM and 003° FROM, respectively
C
Which of the following is a benefit of flying with an autopilot? A. Pilots will not need to worry about controlling airspeed or throttle settings B. Airspace restrictions will automatically be avoided C. Pilot workload is reduced
C
Which of the following should be considered as station passage when using VOR? A. The first flickering of the TO-FROM indicator and CDI as the station is approached B. The first full-scale deflection of the CDI C. The first complete reversal of the TO-FROM indicator
C
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