CCNA
CCNA is a popular certification in computer networking developed by Cisco Systems. Cisco created the CCNA to recognize basic competency in installation and support of medium-sized networks.
MCITP
MCITP candidates are IT professionals capable of deploying, building, designing, optimizing, and operating technologies for a particular job role. They make the design and technology decisions necessary to ensure successful technology implementation projects.
OCA,OCP
An Oracle database certification equips individuals to install, maintain, troubleshoot, and fine-tune all aspects of an Oracle database. Oracle certified database administrators keep an Oracle database environment running at maximum efficiency.