Welcome to CMPE003 Personal Computer Concepts: Hardware and Software. Winter 2003 UC Santa Cruz Instructor: Guy Cox. Midterm #1. This Wednesday – January 29 Chapters 1 – 4 and 8 ~50 questions Multiple choice Bring Scantron form #F-1712-ERI-L (big & pink) Bring #2 pencil
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Welcome to CMPE003 Personal Computer Concepts: Hardware and Software
UC Santa Cruz
Instructor: Guy Cox
The Central Processing Unit:What Goes on Inside the Computer
Binary Number: base 2
10011the binary number
(1 * 2^4) + (0 * 2^3) + (0 * 2^2) + (1 * 2^1) + (1 * 2^0)
= 16 + 0 + 0 + 2 + 1 = 19
Hexadecimal Number: base 16
Connections to other parts of the hardware
Additional chips may be added – math coprocessor
The more functions that are combined on a microprocessor:
SRAM (Static RAM)
DRAM (Dynamic RAM)
CPU can support a greater number and variety of instructions
What makes a computer fast?
Time to execute an instruction
Transfer to main CPU and cache
Processor requests data or instructions
Complex Instruction Set Computing
Reduced Instruction Set Computing
Have a Great Day!