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PROGRAM FOR SCREEN SECTION:
identification division.
program- id.
environment division.
data division.
working-storage section.
01 a pic 9(2) value 0.
01 b pic 9(2) value 0.
01 c pic 9(3) value 123.
screen section.
01 b-screen.
02 blank screen.
01 screen1.
02 line 3 column 5 pic 9(2) to a auto bell.
02 line 5 column 5 pic 9(2) to b auto bell.
01 screen2.
02 line 7 column 5 pic 9(2) from a blink reverse-video.
02 line 9 column 5 pic 9(2) from b highlight blink.
procedure division.
p0.
display b-screen.
p1.
display screen1.
accept screen1.
display screen2.
compute c = a + b.
display " ".
display " c = " c.
display "Using exhibit".
exhibit c.
stop run.
SPECIAL-NAMES: This paragraph is used to associate some hardware names to the user-specified mnemonic names. This paragraph is elective in all compilers. The format of this pa
Figurative Constants: The Figurative constants have several fixed names and the compiler recognizes these names and it sets up the equivalent values in the object program.
FILE DESCRIPTION- FIXED-LENGTH RECORDS: The normal characteristics of a file are explained in the file description (FD) entry of the DATA DIVISION.
FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.
ROUNDED OPTION: Let us consider the DATA DIVISION entries which are as shown below: Now, subsequent to the execution of the statement ADD A B GIVING C, the C will hold
Selection of file Organization: While designing a file, the programmer should select an appropriate association for a file. The order in which the choice is to be made is as s
Size: The number of characters or digits needed to store the data item in the memory in termed as the Size of the data item. All the 4 general characteristics explained can
MERGE VERB WITH OUTPUT PROCEDURE: Like the sort verb, the merge verb can also have an output procedure. The syntax of the MERGE verb is as shown below: The r
ADD and SUBTRACT CORRESPONDING: The CORRESPONDING option can also used with the ADD and SUBTRACT verbs. The following are some of the formats of these verbs with the CORRESPON
PROGRAM FOR ADD VERB: We have to write a simple program to elaborate the ADD verb. You can also use edit characters in the program. Identification division. Program- id.
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