Interested to Buy Any Domain ? << Click Here >> for more details...
What is the difference between a Physical File & a Logical?
- 28 Answers
- 111290 Views
- Accenture, ACS, IBM, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / jothi lakshmi
physical file:physical file is an object of *file it
contains orginal data.
Logical File: contains only an index to the data stored into
the physical files.
| Is This Answer Correct ? | 0 Yes | 1 No |
Answer / subbaro.d
IN PF IT TAKES MEMORY AND IN LF DONT TAKE MEMORY ONLY READ ONLY
| Is This Answer Correct ? | 18 Yes | 24 No |
Answer / ka
the physical file exists on ssd(secondary storage), logical
is not exists on ssd
| Is This Answer Correct ? | 19 Yes | 28 No |
Answer / sasi
1.IN PF WE CAN VIEW ALL THE DATA
2.IN LF WE CAN SORT THE DATA(WE CAN SEE ONLY LIMITED DATA)
| Is This Answer Correct ? | 12 Yes | 22 No |
Answer / vishal
PH file is the core data file.
where LF is the duplicate value of ph file that is use only
for display.
| Is This Answer Correct ? | 11 Yes | 21 No |
Answer / rk
physical representation a file may take, the logical view
of a unix file is the same
| Is This Answer Correct ? | 12 Yes | 25 No |
Answer / harish
hi guys, i also have one aswer for logical and physical files
correct me if im wrong.
logical file= file which is in memory {temporary}
physical file = which is stored on an external
disk...{external storage medium}
what do u recon guys?
| Is This Answer Correct ? | 9 Yes | 24 No |
difference between view and index ?
maximum number of subfiles that can be active for a single file is?
1)In a pf if we delete a record then how to insert a new record at the same place in that pf?? any logic or code? 2)A batch job is taking a lot of time to run,found that it is going into loop and wrapping up so how to skip that loop and process the job without changing the code? 3)In which scenario C D I R comes and C D G F comes in a job? 4)If a job came to error while processing a file how we can know at which record the error hit and how to skip that record and process other records without changing program code?
the maximum number of subfiles that can be active for a single file is ____ .
how to define to define a hidden filed in dspf ?
Hi i have one question In my srvpgm one module ADDM is there now i want to add new module i.e SUBM , please answer me IN STEPS how to write bndlanguage and how it was attach to SRVPGM
how to pick up the changed records every time in a subfile after the first change made ?
WHAT IS THE DISPLAY CMD FOR DATAQ, HOW IT CAN BE USED?
What is the draw back of Procedures? why we are going to Modules?
WHAT IS AS/400 SYNORIO?
what are the different methods to access seu?
what are different types of substems?
RPG400 
