Answer:
Why did the computer keep sneezing?
I am expelled from you orally with a sound
I'm tall when I'm young and I'm short when I'm old. What am I?
I am a portal to another world which you cannot enter. Only you can see me but I can't see you.
I have a few points but we're not competing. I'll help you win when you're eating. What am I?
If a rooster lays an egg on the exact peak of a barn, which side does it fall?