How are CDs, DVDs, and Blu-rays similar technologically?  How differ?   What makes SSDs better than hard drives?   Track, sector, and block on a standard hard drive?   Why QWERTY instead of Dvorak?   What are the pros/cons of ink jet vs. laser printers?   Cache, hard disc, RAM, registers in order of size.   What's monitor resolution? Refresh rate?   What distinguishes servers from PCs?   Computer instruction cycles: what are they?   Machine language?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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How are CDs, DVDs, and Blu-rays similar technologically?  How differ?

 

What makes SSDs better than hard drives?

 

Track, sector, and block on a standard hard drive?

 

Why QWERTY instead of Dvorak?

 

What are the pros/cons of ink jet vs. laser printers?

 

Cache, hard disc, RAM, registers in order of size.

 

What's monitor resolution? Refresh rate?

 

What distinguishes servers from PCs?

 

Computer instruction cycles: what are they?

 

Machine language?

 

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