CetClear是专业提供各种IT考试认证考题的机构。是最著名的机构之一。使用CetClear可以一次性通过各种IT认证考试。
并且如果通过不了的话，可以全额退款。
CiscoCCNA | CCDA | CCNP | CCIE | CCIP | CCVP | CCDP | CCSP | IP Communication
MicrosoftMicrosoft Business Solutions | MCP | MCSA | MCSE | MCSE 2003 | MCSD.NET | Exchange Server 2007
HPHP Certification | HP APC | HP CSE | HP AIS | HP ASE | HP APS| HP MASE | HP MASTER ASE | HP CSA
Oracle10g DBA | 9i DBA | Oracle 11i | OCA | OCP | 8i to 10g DBA Upgrade
IBMDB2 | Solutions Developer | Solutions Expert | System Administrator | Certified Solution Designer
SUNJava Technology | SCBCD | SCDJWS | SCJD | SCJP | SCMAD |SCNA10 | SCNA9 | SCSA10 | SCSA9 | SCWCD | SUN Certifications | SCEA5
