Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
PROGRAM FOR INDEXED SEQUENTIAL FILE CREATION (RANDOM MODE):
We have to write a program to create an Indexed Sequential File in random mode for Student particulars. Suppose just 2 fields: rno(Roll Number), name(Name of Student)
identification division.
program- id.
environment division.
input-output section.
file-control.
select stu- file assign to disk
organization is indexed
access mode is random
record key is rno
file status is fs.
data division.
file section.
fd stu- file
label records are standard
value of file- id is "stu.dat".
01 stu-rec.
02 rno pic 9(3).
02 name pic x(20).
working-storage section.
01 fs pic x(2) value spaces.
01 ans pic x value space.
procedure division.
p-1.
open i-o stu-file.
if fs = "30"
open output stu-file
close stu-file
perform g-w-para until ans = "n".
close stu-file.
stop run.
g-w-para.
display(1 1) erase.
display(3 5) "Rno : ".
accept rno.
display(5 5) "Name : ".
accept name.
write stu-rec invalid key display(15 5) "Error!".
display(20 5) "Continue [y/n] : ".
Rules for apply for the condition name: The rules below apply for the condition name. (i) The Condition names should be explained at level 88. The level number starts in ma
Comparison of the Numeric Operand with Nonnumeric Operand: The numeric operand can be compared to the nonnumeric operand subject to the restrictions which are as follows.
Second form of Divide verb: The second form of this verb is as shown below: In this situation the identifier-1 or numeric- literal-1 will be divided by identifier-2 or
REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name [ FORM identifier ]
PROGRAMS FOR REDEFINES CLAUSE: We have to write a simple program to explain the REDEFINES clause at 01 level. identification division. program- id. Redef. environment
Group Item as Operand in the Relational Condition: Whenever an operand of a relational condition is the group item, the item is then considered to be an alphanumeric field. Th
What is the difference b/w index and subscript? Subscript indicates to the array occurrence whereas index is the displacement (in no of bytes) from the beginning of the array.
IF ... ELSE STATEMENT: We are familiar with an easy form of the IF statement. The common form of the IF statement is as shown below: Each of the statement-1 and statem
READ STATEMENT: The aim of this verb is to make available the next logical record from the input file. It is important to note the meaning of the "next" logical record in the
DATA RECORD CLAUSE: The DATA RECORD clause, documents the record names defined for the file. For illustration, DATA RECORDS ARE REC-1, REC-2, REC-3 that means there are 3diffe
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd