The LPIC-2 Exam 202 is part of the second level of the multi-level professional certification program by the Linux Professional Institute (LPI). It covers a variety of advanced Linux skills and knowledge areas, including but not limited to the configuration of basic and advanced networking, system maintenance, domain name servers, web services, file sharing, network client management, email services, and system security. Specifically, for the Exam 202, topics include domain name server configuration, securing a DNS server, Apache and Nginx web services setup, Samba and NFS file sharing, DHCP configuration, PAM authentication, LDAP client usage, and more.

For those preparing for the exam, it's recommended to use study guides that are aligned with the new exam objectives. One such guide is the LPIC-2 Cert Guide (ISBN: 9780789757142), which is highly regarded for its comprehensive coverage of the exam topics​ (Pearson IT Certification)​.

The cost of the LPIC-2 Exam 202 voucher is USD $200. The voucher can be purchased from various LPI marketplaces, with prices varying by region and available discounts for certain groups​ .

It's important to note that the LPIC-2 certification, including Exam 202, requires candidates to have an active LPIC-1 certification. However, the LPIC-1 and LPIC-2 exams can be taken in any order​ .

For more detailed information on the exam objectives, recommended study resources, and voucher purchase options, please visit the official Linux Professional Institute website and Pearson IT Certification's guide on LPIC-2 Exam 202.