Question
View answerSL & HLPaper 2Foundational
(a)[2]Sign up to write and grade your answer
how a program determines it has reached the end of the file when reading line by line.
Loading subject…
Practice IB Computer Science (First Exam 2027) Topic B2.5 File Processing with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for B2.5 File Processing and mirrors Paper 1, 2 style where relevant.
Get instant solutions, detailed explanations, and build confidence with questions aligned to IB examiner expectations.
how a program determines it has reached the end of the file when reading line by line.
A swimming pool runs two programs at the same time. One appends chemical readings to a log file; the other reads the whole file to produce a compliance report.
…
A national park trail counter adds a new line to a log file each time a walker passes, keeping every earlier line. the file access mode the program must use.
A cheese factory batch log currently reads its entire file into a list before processing. The file has grown from 300 lines to 30 million lines. why processing the file line by line is now preferable.
An owl nest camera stores its detection times in a text file.
two operations a program can perform on a text file once it has been opened.
