Operating Systems - Chapter 1

Front 1

An Operating System_______________? (3)

Back 1

1. uses resources of processors

2. provides services

3. manages secondary memory and IO devices

Front 2

What 4 elements does a computer consist of?

Back 2

Processor, Main Memory, IO Modules and System Bus

Front 3

The Processor_________________? (3)

Back 3

1. Controls computer operations

2. Performs data processing functions

3. It's the CPU

Front 4

IO Modules do what?

Back 4

Moves data between computer and external components

Front 5

What does the System Bus do?

Back 5

Provides communication among the other 3 parts

Front 6

GPUs use what technique?

Back 6

Single-Instruction Multiple Data (SIMD) Technique

Front 7

What are the three steps of Instruction Cycle?

Back 7

1. Fetches

2. Executes

3. checks for interrupts

Front 8

Categories of Instruction Register? (4)

Back 8

1. Processor-memory

2. Processor-I/O

3. Data processing

4. Control

Front 9

What are the 3 constraints in memory?

Back 9

1. Speed

2. Cost

3. Capacity