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IFR Quiz

Home IFR Quiz September 2021 Quiz

IFR Quiz

September 2021 Quiz

By

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Published: August 26, 2021

Little-known Coded Departure Routes can solve routing problems for bad weather, traffic, and more. Are you up on the ins and outs of CDRs?

September 2021 Quiz

What are CDRs?
- a. A set of canned routes
- b. Secret routes for VIPs
- c. Routes to facilitate ATC coordination
- d. Answers a. and c. are correct.
Who can use a CDR?
- a. Pilots with a CDR endorsement
- b. All pilots
- c. All IFR pilots
- d. Pilots with CDR-capable navigators
Which offer the most route alternatives?
- a. Conventional DPs
- b. RNAV DPs
- c. Conventional STARs
- d. CDRs
CDRs:
- a. offer high routing efficiency.
- b. can be longer and less efficient.
- c. include obstruction clearance.
- d. do not assure Special Use Airspace separation.
When must you, or need you not, fly the entire CDR?
- a. ATC attempts to return a pilot to their filed flight plan.
- b. A pilot who accepts a CDR must fly the entire route.
- c. The pilot can request to rejoin their flight-plan route.
- d. ATC avoids amending a canned route.
If you use a CDR, it replaces a SID.
- a. True
- b. False
A CDR route code consists of
- a. departure and destination airport three-letter IDs.
- b. two characters to distinguish one CDR from another.
- c. eight characters in all.
- d. All answers are correct.
How does a CDR route string terminate?
- a. At the destination
- b. Into an arrival route
- c. At a STAR
- d. At an IAF
CDRs don't exist in some navigators.
- a. True
- b. False
How can you fly a CDR without GPS?
- a. File and fly the route itself, not the route code.
- b. Without GPS, CDR routes are unflyable.
- c. Break out your ADF.
- d. Go VFR.
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