I just love rock music do you have a personal favorite band?
I like rock music too. Rock music originated in the 1950s. My favorite is Metallica. 
What instruments are predominant in rock music? 
Rock music is centered on the electric guitar. 
Are the vocals usually a focal point?
Nope.  Rock music drew upon other genres.  Like blues, folk and jazz. 
When was the first rock music recorded?
I have no idea. But it is generally accept that African-American genre of music helped form it. 
Do you have a personal favorite instrument?
Viola
The viola ( , , ) is a string instrument that is bowed or played with varying techniques. It is slightly larger than a violin and has a lower and deeper sound. Since the 18th century, it has been the middle or alto voice of the violin family, between the violin (which is tuned a perfect fifth above) and the cello (which is tuned an octave below). The strings from low to high are typically tuned to C, G, D, and A.
In the past
, and the intransigent heartbeart of the best of rock." The group cites the master composers (Beethoven, Chopin, Mahler, Prokofiev, Rachmaninoff) amongst their primary influences. In accounting for the apparent reference to classical music, particularly of the romantic era, Saher recalls, "I fell in love with Chopin and Beethoven very early on...what I do is informed much more by my favorite composers than any rock band." However, modern artists such as AFI, Bright Eyes, Opeth, The Mars Volta and