Important Points Diligence: The capacity of computer of performing repetitive task without getting tired is called diligence. A computer is free from tiredness, lack of concentration, fatigue etc therefore it can work for hours without creating any errors. A computer can perform millions of tasks or calculations with the same consistency and accuracy. It doesnt feel any fatigue or lack of concentration. Its memory also makes it superior to that of human beings. Hence, being able to work for hours without fatigue or lethargy is the diligence characteristic of a Computer.