.\" Copyright (c) 1991 The Regents of the University of California.
.\" This code is derived from software contributed to Berkeley by
.\" Jim R. Oldroyd at The Instruction Set.
.\" %sccs.include.redist.roff%
.\" @(#)quiz.6 6.3 (Berkeley) %G%
.Nd random knowledge tests
utility tests your knowledge of random facts.
It has a database of subjects from which you can choose.
displays the list of available subjects.
The options are as follows:
Use tutorial mode, in which questions are repeated later if you didn't get
them right the first time, and new questions are presented less frequently
to help you learn the older ones.
Specify an alternate index file.
Subjects are divided into categories.
You can pick any two categories from the same subject.
will ask questions from the first category and it expects answers from
For example, the command ``quiz victim killer'' asks questions which are
the names of victims, and expects you to answer with the cause of their
untimely demise, whereas the command ``quiz killer victim'' works the
If you get the answer wrong,
To see the right answer, enter a blank line.
.Sh "Index and Data File Syntax"
The index and data files have a similar syntax.
Lines in them consist of several categories separated by colons.
The categories are regular expressions formed using the following
.Bl -tag -width "pat|pat" -compact -offset indent
delimiters, as in pat[pat|pat]pat
In an index file, each line represents a subject.
The first category in each subject is the pathname of the data file for
The remaining categories are regular expressions for the titles of each
In data files, each line represents a question/answer set.
Each category is the information for the question/answer for that category.
The backslash character (``\e'') is used to quote syntactically significant
characters, or at the end of a line to signify that a continuation line
If either a question or its answer is empty,
will refrain from asking it.
.Bl -tag -width /usr/share/games/quiz.db -compact
.It Pa /usr/share/games/quiz.db
The default index and data files.
is pretty cynical about certain subjects.