| Exam 642-642 is one of the Cisco's certification | | | | who are comfortable with this language option. |
| examinations. The exam name for 642-642 is QOS | | | | Exam objectives: |
| (quality of service). This examination can be said as | | | | The following are the exam objectives of 642-642 |
| the qualifying examination for the Cisco certifications | | | | exam and they are: |
| like CCIP, Cisco IP telephony designing services, CCVP, | | | | 1) Components of IP QOS |
| Cisco IP telephony support specialist certification, Cisco | | | | 2) Best practices of QOS |
| IP telephony operational specialist and Cisco IP | | | | 3) Fundamentals of IP QOS |
| telephony express specialist etc. This certification will | | | | 4) Mechanisms in link efficiency |
| suit best to the candidates who want to gain | | | | 5) Marking as well as classification |
| knowledge in the larger enterprise by troubleshooting | | | | 6) Methods in congestion avoidance |
| as well as configuring the Cisco IOS routers for the | | | | 7) Shaping as well as traffic policing |
| running quality to the service providers as well as in the | | | | 8) Methods in congestion management |
| other mid level or smaller organizations. | | | | 9) Auto QOS as well as modular QOS CLI |
| Requirements for 642-642 examination: | | | | Other details: |
| For writing this examination, there is no special | | | | The examination comprises of 45 to 55 questions with |
| prerequisite required for the candidates. However, it is | | | | multiple choice, drag- drop, built a tree, reorder, hot area |
| an added advantage to the candidates if they have | | | | options etc. Examination can be registered in any of |
| knowledge in the quality of service. Regarding the | | | | the Pearson VUE centers or nearby Pearson VUE |
| language options, candidates can write the examination | | | | center or even in online by paying the exam fee. After |
| in Japanese language. However, this option is only for | | | | the exam fee is being paid, candidates can schedule |
| the candidates who are living in that particular region or | | | | their examination date as well as exam session. |