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2. CCNA - Wikipedia

   en.wikipedia.org/wiki/CCNA

   CCNA ( Cisco Certified Network Associate) is an information technology (IT) certification from Cisco Systems. CCNA certification is an associate-level Cisco Career certification. [1] Cisco exams have changed several times in response to changing IT trends. [2] In 2020, Cisco announced an update to its certification program that "Consolidated ...

3. Cisco certifications - Wikipedia

   en.wikipedia.org/wiki/Cisco_certifications

   To earn this certification one must pass the 210-260 IINS (Implementing Cisco IOS Network Security) exam, as well as hold a current CCNA certification. The CCNA-Security is a prerequisite to the CCNP Security certification. It represents the required exam to earn the certification and for continuing the security certification path to the CCNP.

4. Common Final Examination - Wikipedia

   en.wikipedia.org/wiki/Common_Final_Examination

   The Common Final Examination (CFE) is the final examination of the Chartered Professional Accountant (CPA) professional designation in Canada. The 3-day CFE is the culmination of the rigorous two-year graduate-level CPA program. The exam not only includes important accounting disciplines like finance, governance, strategy, and assurance, but ...

5. CCIE Certification - Wikipedia

   en.wikipedia.org/wiki/CCIE_Certification

   CCIE Certification. The Cisco Certified Internetwork Expert, or CCIE, is a technical certification offered by Cisco Systems. The Cisco Certified Internetwork Expert (CCIE) and Cisco Certified Design Expert (CCDE) certifications were established to assist the industry in distinguishing the top echelon of internetworking experts worldwide and to ...

6. Cisco Certified Entry Networking Technician - Wikipedia

   en.wikipedia.org/wiki/Cisco_Certified_Entry...

   The Cisco Certified Entry Networking Technician (CCENT) [1] certification was the first stage of Cisco's certification system. The certification was retired on 24 February 2020. [2] The CCENT certification was an interim step to Associate level or directly with CCNA and CCDA certifications. While the CCENT covered basic networking knowledge; it ...

7. Logical link control - Wikipedia

   en.wikipedia.org/wiki/Logical_link_control

   1. Physical layer. In the IEEE 802 reference model of computer networking, the logical link control ( LLC) data communication protocol layer is the upper sublayer of the data link layer (layer 2) of the seven-layer OSI model. The LLC sublayer acts as an interface between the medium access control (MAC) sublayer and the network layer.