Trail and error
Error Number One: Error is spelled "error", not "errer". Error Number Two: "There ARE three" rather than "There IS three". Error Number Three: There is no comma or semicolon after "sentence".
Mistakes made by a person or people.
Error caused by or contributed to by input from operators is called human error.
A defect is an error or a bug, in the application which is created. A programmer while designing and building the software can make mistakes or error. These mistakes or errors mean that there are flaws in the software. These are called defects.
Green wavy underline indicates grammar "mistakes" (you have to turn the grammar correction function on to have Word indicate it has found mistakes)
Mental mistakes
syntax error
The word mistake is a noun and a verb. The noun form is an error. The verb form means to make an error.
A margin of error refers to a small allowance for mistakes. Any errors or miscalculations in circumstances cannot exceed this tiny amount.
Goofs
while noting the transactions we may commit mistakes unwillingly.or some times may forget some transactions.so we will get an error in the balance sheet.to balance it we will correct the error.