1) What does CPU stand for? a) Central Processing Unit b) Computer Processing Unit 2) What is the purpose of the CPU? a) Executes program instructions and processes data b) Executes program instructions and creates data c) Executes program instructions and stores data 3) What is hardware? a) The physical components of a computer b) Programs that run on the computer 4) How many instructions can a CPU process per second? a) millions per second b) billions per second c) thousands per second 5) What is the typical processor speed? a) 3.0 Ghz b) 2.0 Ghz c) 5.0 Ghz 6) What is the speed of a computer processor measured in? a) Gigahertz b) Gigahearts c) Gigabytes 7) What is the CPU commonly known as? a) The brain b) The heart c) The eyes

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