Instructor: John Siergiej

John Siergiej
Biography: John holds a master's degree in Cyber Forensics and Security from the Illinois Institute of Technology in Chicago and also a bachelor's and master's degree from Lewis University in Romeoville. John strongly believes you should not teach a certification unless you also hold it, so he holds both CompTIA ITF+ and CompTIA A+ certifications.

Courses by this instructor


eBook - eBooks are delivered through the Official CompTIA Self-Paced Study Guide eReader.
May 11, 2024 to December 31, 2024
eBook - eBooks are delivered through the Official CompTIA Self-Paced Study Guide eReader.
May 11, 2024 to December 31, 2024
CertMaster Learn + Labs for A+ Core 1 - Online - Self-Paced
This online course provides an introduction to the computer hardware and software skills needed to help meet the growing demand for entry-level IT professionals. The fundamentals of computer architecture including operating systems, CPU, RAM, storage, basic input/output systems, and software and peripherals will be introduced as well as relevant responsibilities of an IT professional. Basics of hardware, software and network troubleshooting skills will also be covered.
May 11, 2024 to September 27, 2024
CertMaster Learn + Labs for A+ Core 2 - Online - Self-Paced
This online course covers operating systems, security, software, and operational procedures.The fundamentals of installing and configuring operating systems, cyber security, software troubleshooting, and IT operational procedures will be explored. An emphasis is placed on the installation and administration of operating systems providing you with the necessary knowledge and understanding of how computer architecture is implemented and maintained to support an organization. You will also gain an understanding of common computer and operating system issues and identify common security threats to computer resources.
May 11, 2024 to December 31, 2024
This is an online assessment and training companion tool to help you prepare for your A+ Core 1 certification exam. Topics include: Mobile devices, hardware, networking, cloud computing and hardware and network troubleshooting. This tool gives you the opportunity to demonstrate your knowledge on a practice test.
May 11, 2024 to December 31, 2024
This is an online assessment and training companion tool to help you prepare for your A+ Core 2 certification exam. Topics include: operating systems, security, software troubleshooting and operational procedures. This tool gives you the opportunity to demonstrate your knowledge on a practice test.
May 11, 2024 to December 31, 2024