1. Debuggers

2. Errors in Computer Code Errors in computer programs are commonly known as bugs. Three types of errors in computer programs –Syntax errors –Runtime errors –Logic errors Compilers locate syntax errors. Debuggers help track down the cause of runtime or logic errors.

4. Debugger A debugger is a program that lets programmers execute an application one step at a time. Debuggers allow the programmer to stop and start a program at selected points in the source code called breakpoints. The values of the variables during execution are shown in a watch window.