The Ariane 5 Satellite Launch Vehicle Failed Because

question 18

Multiple Choice

The Ariane 5 satellite launch vehicle failed because

• A) a faulty on-board computer caused the other computers in the network to crash repeatedly.
• B) a bad sensor fed faulty information into the flight control computer, causing it to fail.
• C) the rocket's on-board computer sent back faulty information to ground control, causing the human controllers to destroy the rocket.
• D) code that worked correctly on the Ariane 4 failed on the Ariane 5.
• E) a software failure caused the rocket to self-destruct when in actuality the rocket's flight was going perfectly.

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Definitions:

Effective Rate

The actual interest rate an investor earns or pays on an investment or loan, taking into account the effects of compounding.

Compounding Interval

The frequency at which interest is added to the principal amount of an investment or loan, influencing the total amount of interest earned or paid.

Compounded Semi-Annually

The calculation of interest on a principal sum twice a year, effectively increasing the amount on which future semi-annual interest payments are calculated.

Annuity

An investment vehicle that delivers a steady flow of payments to a recipient, predominantly designed to be a revenue stream for retired persons.