Practice
Python problems
Start with the revision pages, then open a topic you want to drill. Scoring stays in each lesson quiz.
Practice list
Ten revision tasks linked to the lessons that taught them.
Question bank
Extra short questions on types, flow, files, classes, and queries.
Interview tips
Answer with a definition, one example, and one pitfall.
Topic drills
Swap two values with a temporary nameBeginnerBasicsCount vowels in a short wordBeginnerStringsFind the second largest numberIntermediateCollectionsTotal, search, and stop in a loopBeginnerFlowRead a text file and close itIntermediateFilesDefine a class and create one objectIntermediateClassesCheck a short patternAdvancedPatternsWait for a child thread with joinAdvancedThreadsSend one request and read one replyAdvancedNetworkingInsert a row, commit, and select itAdvancedQueries