Business nowadays is gradually leaning towards digital transformation. Specifically, there is an increasing shift towards programmable controller-based network architectures. And to keep up with this transformation, highly-skilled and experienced professionals are in demand in network security. Hence, Cisco continually trains IT professionals to earn practical, relevant, and job-ready certifications that fortify one’s knowledge and skills in the evolving network technologies. Cisco certifications are structurally-designed as a pyramid, wherein the base to the top layers are as follows: Entry, Associate, Professional, Expert, and Architect levels. Each layer strengthens the knowledge and…