Question 4249 Deck General

70% to pass

A mat-type jack-up drilling unit is the best selection for _______________.

A deep water
B uneven bottoms
C hard bottoms
D soft mud bottoms
AI Explanation

The correct answer is D) soft mud bottoms. Mat-type jack-up drilling units are best suited for soft mud bottoms because their wide, flat mats distribute the weight of the unit evenly across the seafloor, preventing it from sinking into soft sediments. This makes them a superior choice compared to other types of offshore drilling platforms in areas with soft, muddy seabeds. The other options are less suitable - deep water would require a different type of platform, uneven bottoms would be challenging for a mat-type unit, and hard bottoms may damage or limit the ability of the mats to firmly secure the unit.

Related Questions
Q@q.QuestionNumber:Depending on its concentration, which product(s) can be classified as either gra... Q@q.QuestionNumber:When sailing with the wind aft, a vessel may carry sails on both sides at the sa... Q@q.QuestionNumber:Cargoes that might leak from containers are known as _______________. Q@q.QuestionNumber:Where will the complete details of a crude oil washing system aboard your vessel... Q@q.QuestionNumber:According to the regulations, what type of gauging is required for a cargo of bu...

Ready to test your knowledge?

Take a Deck General Practice Exam
Official Resources
USCG Navigation Center USCG National Maritime Center Merchant Mariner Credentials
← Previous Question All Questions Next Question →

Want to practice with timed exams?

Download Coast Guard Exams for the full exam experience with progress tracking.

Get the App