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The article highlights top IT certification exams and their core focus areas. Certifications like Nokia 4A0-116 cover segment routing and MPLS for service provider networks, while CKAD emphasizes Kubernetes application development. Salesforce Field-Service-Consultant ensures expertise in field operations, and HPE6-A71 builds Aruba WLAN mobility skills. Security-focused HPE7-A02 and beginner-level MS-900 prepare professionals in enterprise security and Microsoft 365 fundamentals, equipping learners with both technical knowledge and practical skills for real-world IT challenges.