1.\" Copyright (c) 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" This code is derived from software contributed to Berkeley by 5.\" Jim R. Oldroyd at The Instruction Set. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. Neither the name of the University nor the names of its contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29.\" SUCH DAMAGE. 30.\" 31.\" @(#)quiz.6 8.1 (Berkeley) 5/31/93 32.\" $FreeBSD: src/games/quiz/quiz.6,v 1.3.2.1 2000/12/08 13:40:05 ru Exp $ 33.\" $DragonFly: src/games/quiz/quiz.6,v 1.2 2003/06/17 04:25:24 dillon Exp $ 34.\" 35.Dd May 31, 1993 36.Dt QUIZ 6 37.Os 38.Sh NAME 39.Nm quiz 40.Nd random knowledge tests 41.Sh SYNOPSIS 42.Nm 43.Op Fl t 44.Op Fl i Ar file 45.Op Ar question answer 46.Sh DESCRIPTION 47The 48.Nm 49utility tests your knowledge of random facts. 50It has a database of subjects from which you can choose. 51With no arguments, 52.Nm 53displays the list of available subjects. 54.Pp 55The options are as follows: 56.Bl -tag -width indent 57.It Fl t 58Use tutorial mode, in which questions are repeated later if you didn't get 59them right the first time, and new questions are presented less frequently 60to help you learn the older ones. 61.It Fl i 62Specify an alternate index file. 63.El 64.Pp 65Subjects are divided into categories. 66You can pick any two categories from the same subject. 67.Nm Quiz 68will ask questions from the first category and it expects answers from 69the second category. 70For example, the command ``quiz victim killer'' asks questions which are 71the names of victims, and expects you to answer with the cause of their 72untimely demise, whereas the command ``quiz killer victim'' works the 73other way around. 74.Pp 75If you get the answer wrong, 76.Nm 77lets you try again. 78To see the right answer, enter a blank line. 79.Sh "Index and Data File Syntax" 80The index and data files have a similar syntax. 81Lines in them consist of several categories separated by colons. 82The categories are regular expressions formed using the following 83meta-characters: 84.Pp 85.Bl -tag -width "pat|pat" -compact -offset indent 86.It pat|pat 87alternate patterns 88.It {pat} 89optional pattern 90.It [pat] 91delimiters, as in pat[pat|pat]pat 92.El 93.Pp 94In an index file, each line represents a subject. 95The first category in each subject is the pathname of the data file for 96the subject. 97The remaining categories are regular expressions for the titles of each 98category in the subject. 99.Pp 100In data files, each line represents a question/answer set. 101Each category is the information for the question/answer for that category. 102.Pp 103The backslash character (``\e'') is used to quote syntactically significant 104characters, or at the end of a line to signify that a continuation line 105follows. 106.Pp 107If either a question or its answer is empty, 108.Nm 109will refrain from asking it. 110.Sh FILES 111.Bl -tag -width /usr/share/games/quiz.db -compact 112.It Pa /usr/share/games/quiz.db 113The default index and data files. 114.El 115.Sh BUGS 116.Nm Quiz 117is pretty cynical about certain subjects. 118