Please need the answer clear in 60 minutes I have an exam

In a flat-file system, files are easily shared by users. * True False Retrieval is the task of permanently removing obsolete or redundant records from the database. * True False Expenditure cycle, Conversion Cycle, and Revenue Cycle exist in all types of businesses. * True False Most of the inputs to the General Ledger System come from the Financial Reporting System.* * True False Documents are evidence of the economic events. There are three types of documents: source documents, product documents, turnaround documents. * True False