1) 1-1= a) 0 b) 2 c) 3 d) 11 2) 1-1= a) 0 b) 2 c) 3 d) 11 3) When was computer invented a) 1999 b) 1822 c) 2008 4) 2x2= a) 6 b) 11 c) 2 d) 5 e) 4 5) 2x2= a) 6 b) 11 c) 2 d) 5 e) 4 6) 2x2= a) 6 b) 11 c) 2 d) 5 e) 4 7) 2+2+5+56 a) 100 b) 566 c) 5000 d) non of the above 8) 1x8 a) 3 b) 2 c) 1 d) 7 e) 6 f) 8 9) is an integrated circuit made out of millions of capacitors and transistors that can store data or can be used to process code. a) system unit b) mouse c) keyboard d) monitor e) memory chip 10) is the hardware component responsible for all operations performed in the computer system, which is why most computer users call it the brain of the computer, which is fixed on the motherboard through a slot. a) CPU b) mother board c) system unit

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