Learning objectives
Construct and trace programs that use local and global variables of Boolean, char, integer, decimal and string types, stating where each variable can be used
Construct code that finds, extracts, alters, concatenates and replaces substrings with the string operations of Java or Python
Describe how exception handling with try, catch and finally in Java, or try, except and finally in Python, lets a program recover from unexpected input, unavailable resources and logic errors that surface as run-time errors
Apply trace tables, breakpoints, print statements and step-by-step execution to locate and correct errors in a program
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