Which command shows only filenames with matches when grepping recursively? 

Which tar command extracts and archive to /tmp/restore?

Which grep option prints line numbers with matches? 

Which command shows cached shared libraries recognized by the dynamic linker? 

What term matches the following definition? “A concave, triangular section of a hemisphere, four of which provide the transition from a square area to the circular base of a covering dome. Although these appear to be hanging (pendant) from the dome, they in fact support it.” 

What luxury object once rested in the shrine of Safi al-Din Ardabili

What term matches the following definition? “An almond-shaped nimbus surrounding the figure of Christ or other sacred figure. In Buddhist Japan, a lotus-petal-shaped nimbus.” 

Where is the Kaaba located? 

What sources inform our understanding of Etruscan temples? 

What term matches the following definition? “The illusion of depth is achieved by the increasingly blurred appearance of objects in the distance.”