what is call by value and call by reference ?
Answer Posted / pradeep reddy
call by reference is a defoult if we change farmal
parameters then actual parameters also get changed..
call by value: its user defined if we change farmal
parameters not effected actual parameters...
| Is This Answer Correct ? | 15 Yes | 3 No |
Post New Answer View All Answers
Mention the guidelines to write a structured cobol program?
What are declaratives and what are their uses in cobol?
What is comp-1 and comp-2?
What are the different data types in cobol?
Difference between array and sub-script ?
I have a File that has duplicate records. I need only those records that occur more than thrice.?
What is the LINKAGE SECTION used in COBOL?
Have you used the sort in your project?for this type of questions any working on real time project give the eg. with real time scenario.
I have File 1 occurs 5 times with Employee-ID,Employee-Name,Employee-Dept (EEE and MECH). I have File 2 occurs 10 times with Employee-ID,Employee-Name,Employee-Dept (EEE,CIVIL,CHEMICAL and MECH). In FIle 1 and FIle 2 , for matching Employee-DEPT (Only MECH) , we need to move entire records from file1 to file 2. We should not use 2D array. Your help is needed here.
How you can characterize tables in cobol?
Name the sections present in data division.
2 input fles: 2 flat files, with different number of records. both are having unique key for each record and already sorted in ascending order . match these files using unique key and in output only matching key value has to be written. please procide cobol logic
input 1 input2 ouput1 output2 output 3 1 re 300 1 re 200 1 re 300 3 rc 500 1 re 200 2 rr 400 1 re 300 2 rr 400 1 rc 400 3 rc 500 1 rc 400 2 rr 700 2 rr 700 5 tt 900 5 tt 900 2 inputs r in flat file and output 1 is matched records,ouptput2 is unmatched of input1,output3 is unmatched of input2! how vl u get the output files using sequential order and to check with each and every records! let me know the procedure division ?
How to read the 2nd last record of a VSAM file? (The file size is huge and we don't know the key)
What are various search techniques in cobol? Explain.