Failure in retention and recall of learnt content is

The cognitive breakdown or complete inability to preserve information over time (retention) or access it when required (recall) is defined precisely as forgetting.Memory is the general cognitive mental system that retains and retrieves information.Retention is the active preservation or storage of encoded information.Thinking is the processing of information, mental manipulation, and problem-solving.Thus, the failure of retention and recall mechanisms corresponds directly to forgetting.