Add and Modify Records with COBOL
Compile and run a COBOL program in OpenCobolIDE.
Write COBOL code to add a record to a sequential file.
Write COBOL code to update a data value on a record in a sequential file.
In this project you will learn to process data records in a sequential file using COBOL. You will code, compile, and run programs that add new records to an existing file and modify individual data values on existing file records. Your hands-on practice will take place in the PC-based OpenCobolIDE application.
您要培養的技能
- OpenCobolIDE
- Sequential file
- Record processing
- coding
- COBOL Programming
分步進行學習
在與您的工作區一起在分屏中播放的視頻中，您的授課教師將指導您完成每個步驟：
Discuss sequential file concepts as you review the data files used in this project by running COBOL programs in OpenCobolIDE.
Write the File-Control section and the FD that provides a file name and file format in a COBOL program that adds a record to a sequential file.
Write the COBOL code to prompt a user for data values and then write those data values to a new record in a sequential file.
Compile a completed COBOL program and run the executable to test the results to confirm that one or more records are added correctly to a sequential file.
Complete and test a COBOL program that prompts a user for a data value for a specific record, locates that record, and then modifies the value.
指導項目工作原理
您的工作空間就是瀏覽器中的雲桌面，無需下載
在分屏視頻中，您的授課教師會為您提供分步指導
常見問題
常見問題
如果我購買指導項目，會得到什麼？
指導項目可在台式設備和移動設備上學習嗎？
指導項目的授課教師是誰？
我能在完成指導項目後從中下載作品嗎？
我能夠退款嗎？退款政策是如何規定的？
有助學金嗎？
我能旁聽指導項目並免費觀看視頻部分嗎？
我需要具備多少經驗才能做這個指導項目？
我能直接通過 Web 瀏覽器來完成此指導項目，而不必安裝特殊軟件嗎？
指導項目的學習體驗如何？
還有其他問題嗎？請訪問 學生幫助中心。
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