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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G09B 7/04

characterised by modifying the teaching program in response to a wrong answer, e.g. repeating the question or supplying a further explanation

Introduced: September 1968

Title

Titles differ between systems:

IPC: characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question or supplying a further explanation

CPC: characterised by modifying the teaching program in response to a wrong answer, e.g. repeating the question or supplying a further explanation

Full Title

Full titles differ between systems:

IPC:

Electrically-operated teaching apparatus or devices working with questions and answers > of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by the student > characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question or supplying a further explanation

CPC:

Electrically-operated teaching apparatus or devices working with questions and answers (mechanically operated G09B3/00; computing arrangements G06F) > of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student > characterised by modifying the teaching program in response to a wrong answer, e.g. repeating the question or supplying a further explanation

No child classifications to compare. This is a leaf node in both IPC and CPC.