SMU_PPT_ch03 - Principles Computer hardware must be...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
Principles Computer hardware must be carefully selected to meet the evolving needs of the organization and its supporting information systems Principles of Information Systems, Ninth Edition 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Principles (continued) The computer hardware industry is rapidly changing and highly competitive, creating an environment ripe for technological breakthroughs Principles of Information Systems, Ninth Edition 2
Background image of page 2
Why Learn About Hardware? Hardware Any machinery that assists in the input, processing, storage, and output activities of an information system When making hardware decisions, businesses must consider how the hardware can support Objectives of the information system Goals of the organization Principles of Information Systems, Ninth Edition 3
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Computer Systems: Integrating The Power of Technology Hardware Components Central processing unit (CPU) ALU, the control unit, and the register areas Arithmetic/logic unit (ALU) Performs math calculations and logical comparisons Control unit Sequentially accesses program instructions, decodes them, and coordinates the flow of data in and out of the ALU, registers, primary storage, and even secondary storage and various output devices Principles of Information Systems, Ninth Edition 4
Background image of page 4
Computer Systems: Integrating The Power of Technology (continued) Registers High-speed storage areas Primary storage Closely associated with the CPU Principles of Information Systems, Ninth Edition 5
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Principles of Information Systems, Ninth Edition 6 Hardware Components in Action (continued)
Background image of page 6
Processing and Memory Devices: Power, Speed, and Capacity System unit Houses the components responsible for processing (the CPU and memory) All other computer system devices are linked either directly or indirectly into the system unit housing Principles of Information Systems, Ninth Edition 7
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Principles of Information Systems, Ninth Edition 8 Processing Characteristics and Functions Machine cycle time is measured in: Nanoseconds (1 billionth of a second) Picoseconds (1 trillionth of a second) MIPS (millions of instructions per second)
Background image of page 8
Image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 34

SMU_PPT_ch03 - Principles Computer hardware must be...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online