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. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed by the University of 18.\" California, Berkeley and its contributors. 19.\" 4. Neither the name of the University nor the names of its contributors 20.\" may be used to endorse or promote products derived from this software 21.\" without specific prior written permission. 22.\" 23.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33.\" SUCH DAMAGE. 34.\" 35.\" @(#)quiz.6 8.1 (Berkeley) 5/31/93 36.\" $FreeBSD: src/games/quiz/quiz.6,v 1.3.2.1 2000/12/08 13:40:05 ru Exp $ 37.\" $DragonFly: src/games/quiz/quiz.6,v 1.2 2003/06/17 04:25:24 dillon Exp $ 38.\" 39.Dd May 31, 1993 40.Dt QUIZ 6 41.Os 42.Sh NAME 43.Nm quiz 44.Nd random knowledge tests 45.Sh SYNOPSIS 46.Nm 47.Op Fl t 48.Op Fl i Ar file 49.Op Ar question answer 50.Sh DESCRIPTION 51The 52.Nm 53utility tests your knowledge of random facts. 54It has a database of subjects from which you can choose. 55With no arguments, 56.Nm 57displays the list of available subjects. 58.Pp 59The options are as follows: 60.Bl -tag -width indent 61.It Fl t 62Use tutorial mode, in which questions are repeated later if you didn't get 63them right the first time, and new questions are presented less frequently 64to help you learn the older ones. 65.It Fl i 66Specify an alternate index file. 67.El 68.Pp 69Subjects are divided into categories. 70You can pick any two categories from the same subject. 71.Nm Quiz 72will ask questions from the first category and it expects answers from 73the second category. 74For example, the command ``quiz victim killer'' asks questions which are 75the names of victims, and expects you to answer with the cause of their 76untimely demise, whereas the command ``quiz killer victim'' works the 77other way around. 78.Pp 79If you get the answer wrong, 80.Nm 81lets you try again. 82To see the right answer, enter a blank line. 83.Sh "Index and Data File Syntax" 84The index and data files have a similar syntax. 85Lines in them consist of several categories separated by colons. 86The categories are regular expressions formed using the following 87meta-characters: 88.Pp 89.Bl -tag -width "pat|pat" -compact -offset indent 90.It pat|pat 91alternate patterns 92.It {pat} 93optional pattern 94.It [pat] 95delimiters, as in pat[pat|pat]pat 96.El 97.Pp 98In an index file, each line represents a subject. 99The first category in each subject is the pathname of the data file for 100the subject. 101The remaining categories are regular expressions for the titles of each 102category in the subject. 103.Pp 104In data files, each line represents a question/answer set. 105Each category is the information for the question/answer for that category. 106.Pp 107The backslash character (``\e'') is used to quote syntactically significant 108characters, or at the end of a line to signify that a continuation line 109follows. 110.Pp 111If either a question or its answer is empty, 112.Nm 113will refrain from asking it. 114.Sh FILES 115.Bl -tag -width /usr/share/games/quiz.db -compact 116.It Pa /usr/share/games/quiz.db 117The default index and data files. 118.El 119.Sh BUGS 120.Nm Quiz 121is pretty cynical about certain subjects. 122