Computer Science 322
Operating Systems

Mount Holyoke College
Spring 2010

Lecture 21: Disk Cache; RAID; Protection and Security
Date: Wednesday, April 21, 2010


Lecture Assignment 21

Due at the start of class, Monday, April 26.

Please submit answers to these questions either as a hard copy (typeset or handwritten are OK) or by email to jteresco AT by the start of class. We will discuss these questions at the start of class, so no late submissions are accepted.

Submit a one-page summary of the important ideas behind the Unix Buffer Cache, based on the supplemental readings from the handout from Bach (1986).