Test terminal

Revise from the prompt

A friendly fake shell that only knows Operating Systems. Nothing here can break anything, so type freely.

  1. 1

    Type help, or click one of the quick commands above the terminal. Tab completes commands and terms.

  2. 2

    Look things up with man <term> (try man zombie), or compute a schedule with sched srtf P1=0/7 P2=2/4.

  3. 3

    Type quiz 5 L6 for five questions from Lecture 6, answered with the letters A to D right in the terminal.

Try this first: man deadlock, then quiz 3 L8.

quick
student@os: ~131 terms · 190 questions
OS revision shell 1.0 (student@os). Not a real kernel, no real damage possible.
Type help to list commands. Try man fork, quiz L6, or sched rr:4 P1=0/5 P2=1/3 P3=2/8.
student@os:~$

Tab completes commands and terms. Up and Down recall history. Ctrl+L clears. History is kept in this browser only.

Look things up

  • $ man fork
  • $ man banker
  • $ grep starvation
  • $ cat L6

Compute

  • $ sched fcfs P1=0/24 P2=0/3 P3=0/3
  • $ sched rr:20 P1=53 P2=17 P3=68 P4=24
  • $ fork 3
  • $ formulas

Test yourself

  • $ quiz
  • $ quiz 10 L8 hard
  • $ quiz L4 easy
  • $ states