What do you think with the below Picture ?

Can you find the mistake in the below statement?

I am sure no one can have two things for dinner. what are they?

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 ?

What runs around the whole yard without moving?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

I shave every day, but my beard stays the same. What am I?