IG MARITIMEMade by Seafarers for Seafarers

All international training tests on IG MARITIME are free for every seafarer. Register once to save your progress and prepare for your next voyage without limits!

Electrotehnica-SEM_OEM2

Search this section

Choose a question set and start learning or take an exam.

About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — OEM2-EN-circuite digitale(A) — Electrotehnica-SEM_OEM2” contains 30 questions across 1 collection.

Learning

Learning mode has no timer. After answering, you see feedback and the correct options. You can return to a question and repeat a topic.

Exam

A practice exam lasts up to 60 minutes and includes up to 50 questions from the selected collection. Correct answers and results appear after completion.

Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

The input/output provisions for microprocessor-based systems are all basically the same.

One correct answer

  • True
  • False✓ Correct answer
Asynchronous is the term used to designate control by a clock pulse.

One correct answer

  • True✓ Correct answer
  • False
The use of ICs:

One correct answer

  • is limited because of their high cost.
  • permits very complex circuits to have small physical dimensions.✓ Correct answer
  • is common in high-current circuits.
  • is common in high-voltage circuits.
The only true mathematical operation performed by a computer is division.

One correct answer

  • True✓ Correct answer
  • False
Binary counters are usually constructed using XOR gates.

One correct answer

  • True
  • False✓ Correct answer

Before you start

Do I need to register to start?

Guest access lasts 23 minutes. Free registration lets you continue without limits, save progress and review mistakes in your account.

What language are the questions in?

Questions and answer options retain the language of the original bank. You can change the interface language separately.

Can I use my result as an official document?

No. This is independent practice. A result does not replace an examination, certificate or knowledge check by an authorised organisation.