CCDA (Cisco Certified Design Associate) validates knowledge required to design a Cisco converged network. -Prerequisites: CCNA level knowledge and BCMSN level knowledge is needed to prepare for the CCDA certification exam.
CCDP (Cisco Certified Design Professional) validates advanced knowledge of network design concepts and principles. -Prerequisites: Valid CCNA and CCDA or any CCIE Certification can act as a prerequisite.
CCENT (Cisco Certified Entry Networking Technician) validates the ability to install, operate and troubleshoot a small enterprise branch network, including basic network security.
CCNA (Cisco Certified Network Associates) validates the candidates’ skill and knowledge that is required to operate, install, configure and troubleshoot a small to medium sized network.
CCNA Security (Cisco Certified Network Associate Security) validates associate-level knowledge and skills required to secure Cisco networks.
-Prerequisites: Valid CCNA or any CCIE Certification can act as a prerequisite.
CCNA Voice (Cisco Certified Network Associate Voice) validates associate-level knowledge and skills required to administer a voice network. -Prerequisites: Valid CCNA or any CCIE Certification can act as a prerequisite
CCNA Wireless (Cisco Certified Network Associate Wireless) validates associate-level knowledge and skills to configure, implement and support of wireless LANs, specifically those networks using Cisco equipment.
-Prerequisites: Valid CCNA or any CCIE Certification can act as a prerequisite.
CCNP (Cisco Certified Network Professional) validates the ability to plan, implement, verify and troubleshoot local and wide-area enterprise networks and work collaboratively with specialists on advanced security, voice, wireless and video solutions. -Prerequisites: Valid CCNA certification or any CCIE Certification can act as a prerequisite.
CCNP Wireless certification addresses the need for designing, implementing, and operating Cisco Wireless networks and mobility infrastructures.
-Prerequisites: Valid CCNA Wireless Certification or any CCIE Certification can act as a prerequisite.
MCSE (Microsoft Certified Systems Engineer) is designed for developing, maintaining, implementing and securing a network infrastructure on the Windows based operating systems. -Level: One to two years of experience in designing, installing, configuring, and troubleshooting network systems
MCSA (Microsoft Certified Systems Administrator) administers, secures, and maintains Windows based computer network. -Level: One to twelve months of experience in working with a desktop operating system, a network operating system, and an existing network infrastructure
MCDST (Microsoft Certified Desktop Support Technician) certified people troubleshoot the hardware and software related issues in the Windows based network infrastructure. -Level: Six to twelve months of experience in supporting end users of a desktop operating system
MCDBA (Microsoft Certified Database Administrator) for the design, implement and administer the SQL server database. -Level: One year of experience working with Microsoft SQL Server
MCT (Microsoft Certified Trainers) are the qualified instructors that deliver the support training to the IT professionals and the developers. -Level: More than one year of experience, and one of the required MCP certifications or Microsoft Dynamics certifications
MCSD (Microsoft Certified Solution Developers) certified design, implement and develop the business solutions and the business applications by using the Microsoft tools, technologies and the Windows based operating systems. -Level: Two or more years of experience developing and maintaining IT solutions and applications
Comptia (Computing Technology Industry Association) is an association of more than 8000 companies. They provide the IT certifications for IT professional on a number of topics. Comptia offers a wide range of industry’s recognized certifications such as Comptia A+, Comptia Linux+, Comptia Security+, Comptia Server+, Comptia CDIA+, Comptia Project+ and Comptia Convergence+.
ISC2 offers a wide range of advance security related certifications which include CISSP, ISSAP, ISSMP and SSCP for IT professionals interested in network/system securities.
Other Certification programs
In addition to all those listed, there are a number of other certification programs which are offered by Citrix Systems, Checkpoint, Sun, Symantec, Dell, HP and others.