question:
On the other hand, black-box testing has been said to be "like a walk in a dark labyrinth without a flashlight."
What can black-box testing sometimes be referred to with the in-ability to see the code?

answer: yes

question:
At Qastal, near Amman, excavations in 2000 uncovered the earliest known Umayyad mosaics in present-day Jordan, dating probably from the caliphate of Abd al-Malik ibn Marwan (685705).
At Qastal in 2000 the earliest examples of what were found in Jordan?

answer: yes

question:
Most of the rainfall occurs during the cooler months.
What is the average rainfall in February along the coast?

answer: no

question:
Switzerland's ecosystems can be particularly fragile, because the many delicate valleys separated by high mountains often form unique ecologies.
What do mountainous regions have that make their ecosystems particularly fragile?

answer:
no