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2) Grace Murray Hopper is considered as Mother of COBOL.(Also she is the developer of FLOW-MATIC)
3) "She once mentioned that COBOL is 95% FLOW-MATIC, only some structures like GOTO and other are influenced by COMTRAN( an IBM language)".
4) COBOL 60,61-65,68,74 standardized and 85 standardized once again and 2002 object-oriented (influenced by Smalltalk).
5) In 1974 it was ANSI standardized which was revised again in 85,89,02.
-----------------2nd slide--------------
6) Cover of COBOL-60 report.
7) Structure of COBOL program.
-------------------3-------------------
8) all four divisions must be present in every program in this sequence
-------------------4-------------------
9) Example program showing all 4 divisions
-------------------5-------------------
10) To describe data in COBOL, one must understand the following terms −
Data Name, Level Number, Picture Clause, Value Clause
11) Elementary items cannot be divided further. Level number, Data name, Picture clause, and Value clause are used to describe an elementary item
12) Group items consist of one or more elementary items. Level number, Data name, and Value clause (optional) are used to describe a group item. Group level number is always 01.
-------------------6-------------------
13) There are 80 character positions on each line of a coding sheet. Character positions are grouped into the following five fields −
-------------------7-------------------
14) Block comments must have * in column 7 of every line i.e indicator position. (refer table in 6th slide)
15) User-defined word is nothing but an identifier.
-------------------8-------------------
16) COBOL verbs are used in the procedure division for data processing. A statement always start with a COBOL verb.
17)
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