lean condition evaluates to either [ ] or [ ].","back":"A Boolean condition evaluates to either true or false.","points":null},{"id":"71135a6c-973b-4419-93f5-916432faaca0","cardType":"basic","front":"Which OCR structure is useful when one expression is compared with several possible values?","back":"switch / case / endswitch.","points":1},{"id":"8e2762ba-1ec2-47d2-a212-09f1a5d4ae78","cardType":"basic","front":"When should a for…next loop be used?","back":"When the number of repetitions is known.","points":1},{"id":"52e1a650-0358-4e26-9087-2b1ed8d5d9e3","cardType":"basic","front":"When should while…endwhile or do…until be used?","back":"When repetition depends on a condition.","points":1},{"id":"298a40a3-a6e2-4ba4-8454-eb899973ddec","cardType":"basic","front":"What is the final total after for i = 1 to 5, adding i each time from 0?","back":"15.","points":1},{"id":"bd821182-2c6b-4bc5-ab28-51738618d93f","cardType":"basic","front":"A loop meant to run from 1 to 5 stops at 4. What type of error is this?","back":"An off-by-one error.","points":1},{"id":"a650ee8f-06bd-4cc3-b3d3-60c7481b2c9b","cardType":"cloze","front":"A recursive routine needs a [ ] to stop and a [ ] to call itself with a simpler input.","back":"A recursive routine needs a base case to stop and a recursive case to call itself with a simpler input.","points":null},{"id":"f28f09bd-5ddd-4ea7-bc11-15f075daed90","cardType":"basic","front":"What value does the recursive factorial(4) return?","back":"24.","points":1},{"id":"18c88bd8-457c-4436-a053-5c5a77695bde","cardType":"basic","front":"What may happen if recursion never reaches its base case?","back":"The program may crash with a stack overflow.","points":1},{"id":"ba600bee-9312-4cda-b68a-9d6b9b4e5d50","cardType":"basic","front":"Why is iteration often more memory-efficient than recursion?","back":"Recursive calls use the call stack for unfinished calls.","points":2},{"id":"7e19318c-5ff9-4627-9170-8e7861a29543","cardType":"cloze","front":"A variable declared inside a subroutine is [ ]; one declared outside subroutines is [ ].","back":"A variable declared inside a subroutine is local; one declared outside subroutines is global.","points":null},{"id":"08e9caaa-ce1c-47cd-bd0e-b3a13ff44d7d","cardType":"basic","front":"Why do local variables usually make programs easier to maintain?","back":"Fewer program parts can accidentally change them.","points":2},{"id":"56c38739-ee19-485f-943c-6f6ed786297a","cardType":"basic","front":"How does modularity improve maintainability?","back":"Changes are isolated within separate modules or subroutines.","points":2},{"id":"7d59008e-d094-4d73-a9ba-4869e65cea18","cardType":"cloze","front":"In OCR pseudocode, a [ ] returns a value; a [ ] does not.","back":"In OCR pseudocode, a function returns a value; a procedure does not.","points":null},{"id":"4b3997bc-9f63-43a6-877c-63468b054ba6","cardType":"cloze","front":"Passing [ ] gives a subroutine a copy; passing [ ] gives access to the original variable.","back":"Passing by value gives a subroutine a copy; passing by reference gives access to the original variable.","points":null},{"id":"8e420c

Programming techniques Flashcards

Programming techniques Flashcards