Which alphabet letter is a question?

I am an eight letter word and I am a computer terminology.
The second, third and fourth letters make an animal.
The fourth, fifth, sixth, seventh and eighth letters make a weapon.
The first, second, third and fourth letters can be taken as an outcome of any exam.
The fifth, sixth, seventh and eighth letter combine to form a high end typing software.

Can you tell who am I ?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Why are all black people so quick ?

What's the only room from which no one can enter or leave

Can you count the number of triangles in the picture below?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

Find the last number in the series below:

voN luJ yaM raM ---