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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

    Cisco Certifications are the list of the Certifications offered by Cisco Systems.There are four to five (path to network designers) levels of certification: Associate (CCNA/CCDA), Professional (CCNP/CCDP), Expert (CCIE/CCDE) and recently, Architect (CCAr: CCDE previous), as well as nine different paths for the specific technical field; Routing & Switching, Design, Industrial Network, Network ...

  4. Packet Tracer - Wikipedia

    en.wikipedia.org/wiki/Packet_Tracer

    Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks. The software allows users to simulate the configuration of Cisco routers and switches using a simulated command line interface. Packet Tracer makes use of a drag and drop user ...

  5. CCIE Certification - Wikipedia

    en.wikipedia.org/wiki/CCIE_Certification

    An example CCIE ceramic plaque. 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 assess expert-level infrastructure ...

  6. Certified information systems security professional - Wikipedia

    en.wikipedia.org/wiki/Certified_Information...

    CISSP ( Certified Information Systems Security Professional) is an independent information security certification granted by the International Information System Security Certification Consortium, also known as ISC2. As of July, 2022, there were 156,054 ISC2 members holding the CISSP certification worldwide. [1]

  7. Certified ethical hacker - Wikipedia

    en.wikipedia.org/wiki/Certified_Ethical_Hacker

    Certified Ethical Hacker ( CEH) is a qualification given by EC-Council and obtained by demonstrating knowledge of assessing the security of computer systems by looking for vulnerabilities in target systems, using the same knowledge and tools as a malicious hacker, but in a lawful and legitimate manner to assess the security posture of a target ...

  8. Test preparation - Wikipedia

    en.wikipedia.org/wiki/Test_preparation

    A group of students preparing for a test. Test preparation (abbreviated test prep) or exam preparation is an educational course, tutoring service, educational material, or a learning tool designed to increase students ' performance on standardized tests. Examples of these tests include entrance examinations used for admissions to institutions ...

  9. Cyclin A1 - Wikipedia

    en.wikipedia.org/wiki/Cyclin_A1

    Cyclin A1 was shown to be expressed in testis and brain, as well as in several leukemic cell lines, and is thought to primarily function in the control of meiosis. This cyclin binds both Cdk1 and Cdk2 kinases, which give two distinct kinase activities, one appearing in S phase, the other in G2, and thus regulate separate functions in cell cycle.

  10. Specification by example - Wikipedia

    en.wikipedia.org/wiki/Specification_by_example

    v. t. e. Specification by example ( SBE) is a collaborative approach to defining requirements and business-oriented functional tests for software products based on capturing and illustrating requirements using realistic examples instead of abstract statements. It is applied in the context of agile software development methods, in particular ...

  11. Offensive Security Certified Professional - Wikipedia

    en.wikipedia.org/wiki/Offensive_Security...

    Offensive Security Certified Professional ( OSCP, also known as OffSec Certified Professional) is an ethical hacking certification offered by Offensive Security (or OffSec) that teaches penetration testing methodologies and the use of the tools included with the Kali Linux distribution (successor of BackTrack ). [1]