CAAB ATPL Theory

CAAB ATPL Theoretical Knowledge Examination

More study resources

About this exam

The Airline Transport Pilot Licence (ATPL) theoretical knowledge examination is the ground-school hurdle set by the Civil Aviation Authority of Bangladesh for pilots aiming at the highest level of professional licence. It is taken by first officers building hours towards command, by Commercial Pilot Licence holders who are upgrading, and by cadets in approved integrated programmes who sit the papers as the academic phase of their training.

The papers are multiple choice and test the applied knowledge a captain is expected to hold: regulation and operating procedures, aircraft systems and aerodynamics, mass-and-balance and performance planning, human factors, weather, navigation and radiotelephony. Expect a strongly numerical flavour - performance charts, fuel and diversion calculations, drift and wind-triangle work - alongside precise recall of rules, minima and definitions.

Preparation that works is unglamorous. Work through the current CAAB syllabus subject by subject against ICAO annexes and a recognised ATPL textbook set, then convert reading into recall using timed multiple-choice practice with an honest review of every wrong answer. Keep a formula and definitions sheet and revisit it weekly. Administrative details such as papers offered, sitting dates, fees and results change, so confirm them with CAAB directly rather than trusting second-hand notes. This page is independent study material; it is not affiliated with or endorsed by CAAB.

What you'll study

Common questions

About CAAB ATPL Theory preparation

Are the papers multiple choice only?

Yes. Each subject is examined as a separate multiple-choice paper, so a weak result affects only that subject rather than the whole set. Questions use a single-best-answer format, and a significant share require a calculation rather than pure recall, so check with the authority whether a calculator is permitted before exam day.

How many questions are on each paper, and how long do I get?

CAAB sets and periodically revises the question count and time allowed for each paper, so there is no figure worth quoting from memory or from a forum. The authoritative source is the authority's current examination notice and syllabus, available through its website and through your approved training organisation. Confirm both before you plan your exam-day pacing.

What is the pass mark?

The pass standard is set by CAAB and published in its examination documentation, and it can be revised. Do not rely on numbers repeated in study groups or older notes. Check the current regulations or ask the authority directly, and treat the published figure as the only one that matters when you judge whether to book a sitting.

What happens if I fail one paper?

Failing a single paper is common and is not the end of the process. Most licensing systems allow you to resit only the failed subject rather than the whole set. CAAB's rules on supplementary sittings, any waiting period and the number of attempts permitted are set by the authority, so confirm the current policy before you rebook.

How long does a pass stay valid?

Credit for a passed paper does not stay valid indefinitely in most licensing systems, and CAAB sets its own validity period for credits counting towards licence issue. Because that period can be revised, check the current regulation before spreading subjects over several years. The practical risk is losing an early pass while still chasing a later one.

Which subjects should I study first?

Start with air law and operational procedures: they frame how everything else is examined and supply vocabulary you will meet in every other paper. Pair principles of flight with performance, since both are quantitative and reinforce each other, and run meteorology alongside navigation because weather drives diversion and fuel decisions. Do communications early if radiotelephony is new to you.

How difficult is the exam really?

Hard through breadth rather than trickery. Every paper is drawn from a defined syllabus, so nothing should be a genuine surprise; the challenge is holding several subjects' worth of definitions, limits and formulas at once while working accurately under time pressure. Candidates who struggle usually under-practise calculation questions or memorise figures without the units and conditions attached to them.

Can I pass just by memorising a question bank?

Rarely, and never comfortably. Papers reword and recombine material, and a memorised answer collapses the moment a question changes an aircraft mass, an outside air temperature or a wind direction. Use practice banks to find gaps, then return to the textbook or the regulation to understand why the correct answer is correct.

Is the examination in English?

Yes. Papers, charts and radiotelephony material are in English and the phrasing follows ICAO conventions. If English is not your first language, budget extra reading time for wordy air law and operational procedure questions, and practise explaining a regulation aloud in your own words to confirm you understand it rather than merely recognise it.

Do I have to attend a ground school?

Self-study can carry you through the papers, but licence issue normally requires completion of a course at an approved training organisation, so most candidates sit the examinations as part of one. A structured course also gives you instructors to question and mock examinations to sit under realistic time pressure before the real thing.