"Subject knowledge" refers to the information, understanding, and expertise one has about a particular topic or academic subject. It is what you know and understand about a specific subject area. Full definition
The lack of subject knowledge of many teachers when it comes to programming can often lead to a lack of confidence when teaching students. (educationbusinessuk.net)
I will need a tutor to help me prepare for subject knowledge in each section and test taking strategies. (varsitytutors.com)
I need help understanding math, and I will need a tutor to help me with subject knowledge and studying. (varsitytutors.com)