Question and answer system for the web
Quiz Master
© Carl Durocher, Fotolia
Catalyst is the Ruby on Rails of the Perl universe. When you are developing a web application like a quiz, using the MVC framework is really convenient and helps keep the underlying components cleanly separated.
Whether guessthelogo.com asks you to pick the right company logo out of strikingly similar variations, or Food.aol.com invites visitors to identify candy bars by their cross sections (Figure 1), an entertaining quiz is always welcome during a hard day at work. You can expect your colleagues to forward the URLs, and comparing scores later on will mix up the hacking order and trigger fascinating discussions.
Are you interested in compiling your own quiz? Figure 2 shows our home-made quiz at work. To make the code reusable, the application retrieves the questions and multiple choice answers from a YAML file (Figure 3). The example uses a selection of questions from the USA immigration test. For example, applicants need to know how many stars are displayed on the US flag and what they symbolize [4].
The web application parses the YAML file and displays each question individually on a new page. Whereas the YAML file always lists the correct answer first, the application will display possible choices in random order to keep things interesting.
[...]
Buy this article as PDF
(incl. VAT)
Buy Linux Magazine
US / Canada
UK / Australia
Subscribe to our Linux Newsletters
Find Linux and Open Source Jobs
Subscribe to our ADMIN Newsletters
Support Our Work
Linux Magazine content is made possible with support from readers like you. Please consider contributing when you’ve found an article to be beneficial.
News
-
TUXEDO Unveils New InfinityBook Pro with an AMD Ryzen AI 300
This new notebook offers serious power that is ready for your business, development, or entertainment needs.
-
Danish Ministry of Digital Affairs Transitions to Linux
Another major organization has decided to kick Microsoft Windows and Office to the curb in favor of Linux.
-
Linux Mint 20 Reaches EOL
With Linux Mint 20 at its end of life, the time has arrived to upgrade to Linux Mint 22.
-
TuxCare Announces Support for AlmaLinux 9.2
Thanks to TuxCare, AlmaLinux 9.2 (and soon version 9.6) now enjoys years of ongoing patching and compliance.
-
Go-Based Botnet Attacking IoT Devices
Using an SSH credential brute-force attack, the Go-based PumaBot is exploiting IoT devices everywhere.
-
Plasma 6.5 Promises Better Memory Optimization
With the stable Plasma 6.4 on the horizon, KDE has a few new tricks up its sleeve for Plasma 6.5.
-
KaOS 2025.05 Officially Qt5 Free
If you're a fan of independent Linux distributions, the team behind KaOS is proud to announce the latest iteration that includes kernel 6.14 and KDE's Plasma 6.3.5.
-
Linux Kernel 6.15 Now Available
The latest Linux kernel is now available with several new features/improvements and the usual bug fixes.
-
Microsoft Makes Surprising WSL Announcement
In a move that might surprise some users, Microsoft has made Windows Subsystem for Linux open source.
-
Red Hat Releases RHEL 10 Early
Red Hat quietly rolled out the official release of RHEL 10.0 a bit early.