It is checking to see if the disk drives have any infections.
Checks for errors.
Data Link layer does the parity error checking Thanks, Samaresh
In Excel 2007, on the Formulas ribbon, select the Error Checking option in the Formula Auditing section.
AnswerElectronically Controlled Carburetor. - In computers: Error-correcting code.Some memory manufactures call the technology Error Checking and Correction
Error-Correcting Code or EEC
ECC
Error Checking
by checking the edges
Trace error button
The store-and-forward switching method is the one that provides the most thorough error checking. When this method is used, erroneous frames are discarded.
The trailer
The dialog box that specifies a cell containing an error and the type of error, such as "Divide by Zero Error," is typically the "Error Checking" dialog box in spreadsheet applications like Microsoft Excel. When Excel detects an error in a formula, it highlights the cell and may display a small warning icon. Clicking on this icon brings up the Error Checking dialog, which provides details about the error and potential solutions.