5/22/13

Compuware Xpediter - MAINFRAME, IBM MAINFRAMES TUTORIALS, JCL TUTORIALS, VSAM TUTORIALS, COBOL TUTORIALS, DB2 TUTORIAL
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WANNA-BE PROGRAMMERS Main page Learn Mainframe programming Prepare for interviews Re-usable JCLs TUTORIALS What on earth is Mainframes? Cobol application programming Writing Cics transactions A look inside Db2 IMS, the old and faithful Assembler for speed IBM utilities The power of SORT JCL, the lingua franca of mainframes A crash-course on VSAM Rexx and ISPF HERCULES AND MVS Download MVS Turnkey Install MVS 3.8j IPL your beast Login to TSO MISCALLANEOUS CA-7 scheduler Editing files with File-aid Debugging with xpediter QMF utility THE LODGE Join the Mainframes 360 Google Group The Facebook page THE CLOSET My Letters and Notes

Whats new at MAINFRAMES 360

To many people who are thrown to work at a mainframe compute job, they feel lost. The hardware is a complete mystery. Program green screens. Mainframe people seem to speak a completely language and that doesn't make life easy. What's more, the book manuals are incredibly hard to comprehend.

"What on earth is a Mainframe?" is an absolute beginner's guid mainframe computers. We'll introduce you to the hardware and p We'll talk about the operating system, the software installed on We'll also talk about the different people who work on a mainfram nutshell, we'll de-mystify the mainframe.

Readers based in India, can buy the e-book for Rs. 50 only or th

International readers based in the US and other countries can cl purchase the e-book.

Q .W h a ti sm e a n tb yD e b u g g i n g ? T od e b u gi st h ep r o c e s so fr u n n i n gas t e p b y s t e pt r a c eo fas o f t w a r e p r o g r a m s o u r c e c o d ei ns l o w m o t i o n ,t or e m o v ep r o g r a mb u g s ,d e f e c t sa n dr e s o l v eA b e n d s C o m p u w a r eX p e d i t e ri sad e b u g g i n gt o o lf o rC O B O LP r o g r a m s .I nm yl a s tw o r k a s s i g n m e n t ,a f t e rt h eb u i l d ( c o d i n ga n du n i t t e s t i n g )p h a s e ,d u r i n gt h e Q A ( Q u a l i t yA s s u r a n c e )P h a s e ,t h eS o f t w a r e T e s t i n gt e a mf o u n dal o to fd e f e c t s . X p e d i t e rc a m et om yr e s c u e .Is o l v e da n dt u r n e da r o u n dt h ed e f e c t sq u i c k l y ,b y x p e d i t i n gm yC O B O Lm o d u l e s .Y o uc a nd e b u gB a t c hP r o g r a m sa sw e l la sO n l i n e T r a n s a c t i o n si nX p e d i t e r .H e r e ' sac r a s h c o u r s eo nX p e d i t e r .

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Compuware Xpediter - MAINFRAME, IBM MAINFRAMES TUTORIALS, JCL TUTORIALS, VSAM TUTORIALS, COBOL TUTORIALS, DB2 TUTORIAL

Job Vacancy in your City:

Q .W h a ti saD D I OF i l e ? AD D I OF i l ei saV S A MD a t a s e tc o n t a i n i n gt h eS o u r c e p r o g r a mL i s t i n g .I fy o u w a n tt od e b u g ( x p e d i t e )aC O B O LP r o g r a mP R O G 0 1 ,y o u ' dc o m p i l ei t .A f t e r c o m p i l a t i o n ,y o uw o u l dg e tt h eC o m p i l e rS Y S P R I N TL i s t i n gi nt h es p o o l .T h e C o m p i l e rS Y S P R I N TL i s t i n gt e l l sy o ui fP r o g r a mc o m p i l e ds u c c e s s f u l l y ,o rt h e r e w e r eS y n t a xE r r o r s .T h i sC o m p i l e rS Y S P R I N TL i s t i n gi sv e r yi m p o r t a n t ,a n d s h o u l db es t o r e dp e r m a n e n t l y .W es t o r et h e mi naV S A MD a t a s e tc a l l e dt h e D D I OF i l e .

Q .H o wt oc r e a t ean e wD D I OD a t a s e ti nX p e d i t e r ? Y o uc a nc r e a t ea n df o r m a tan e w ( B l a n k )D D I OD a t a s e tt h r o u g hX p e d i t e rM e n u S c r e e n s .O nt h eP r i m a r yM e n u ,e n t e rO p t i o n5( U t i l i t i e s ) .

E n t e rt h eO p t i o n3( D D I OF i l eF a c i l i t y )o nt h eU t i l i t i e sM e n u .

E n t e rt h en a m eo ft h eD D I OF i l el i k eV S 9 0 6 1 0 . D D I O . F I L Ea n dt y p eC ,t oc r e a t e t h ef i l e .

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Compuware Xpediter - MAINFRAME, IBM MAINFRAMES TUTORIALS, JCL TUTORIALS, VSAM TUTORIALS, COBOL TUTORIALS, DB2 TUTORIAL

T h e r ea r et h r e ed i f f e r e n to p t i o n st oc r e a t eaD D I OF i l eS h a r e dD i r e c t o r y , D a t a b a s ea n dD D I OF i l e .S e l e c tt h eT h i r do p t i o n ( 3 )D D I OF i l e .E n t e rO p t i o n3 ( C r e a t ean o n d a t a b a s eD D I OF i l e ) .

E n t e rE D I T J C La st h em o d eo fp r e p a r a t i o n .

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Q .H o wt op r e p a r ey o u rP r o g r a mf o rX p e d i t e r ? Y o um u s tn o wc o m p i l ey o u rP r o g r a m ,a n ds t o r et h eC o m p i l e L i s t i n gi nt h eD D I O V S A MD a t a s e t .T h i sp r o c e s si n v o l v e st w os t e p sF i r s t ,m o d i f yy o u rJ C L S t a t e m e n t su s e dt oc o m p i l e a n d l i n kt h eC O B O LP r o g r a ma n dS e c o n d ,y o um u s t c o m p i l e l i n kt h eC O B O LP r o g r a mu s i n gt h en e w ,m o d i f i e dJ o b .

Y o um u s ta d ds o m eD DS t a t e m e n t st oy o u rC o m p i l e L i n kJ o b .T h e s ea d d i t i o n a lD D S t a t e m e n t ss h o w nb e l o w:
+ + + + + + + + + + + + + + + + / / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = / / * C O M P U W A R E X P E D I T E R D A T A S E T S | / / * = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = / / C W P D D I O D DD S N = V S 9 0 6 1 0 . D D I O . F I L E , D I S P = S H R / / X O P T I O N S D DD S N = S D P R O D . X P E D I T E R . X O P T I O N S , D I S P = S H R / / C W P P R M O D D* C O B O L ( O U T P U T ( P R I N T , D D I O ) ) P R O C E S S O R ( O U T P U T ( N O P R I N T , N O D D I O ) , T E X T ( N O N E ) )

T h eC W P D D I OD Dc a r dr e p r e s e n t st h eD D I OF i l ea n ds h o u l db es e tt oy o u rD D I O F i l el i k eV S 9 0 6 1 0 . D D I O . F I L E . T h eX O P T I O N SD DS t a t e m e n tr e p r e s e n t st h eX p e d i t e rO p t i o n sd a t a s e t ,a n dt h i s d a t a s e ti ss i t e s p e c i f i c .F o re x a m p l e ,i nm ys h o pi ti s S D P R O D . X P E D I T E R . X O P T I O N S .

T h eC W P P R M OD DC a r dr e p r e s e n t st h eC O B O LC o m p i l e rO p t i o n s ,a n dy o us h o u l dc o d e t h ec o m p i l e ro p t i o n si n s t r e a m ( i nt h eb o d yo ft h eJ C Li t s e l f )a ss h o w n . Q .H o wt om o d i f yt h eC o m p i l e L i n kJ C LS t a t e m e n t su s i n gX p e d i t e ru t i l i t i e s ? E n t e rO p t i o n1( P r e p a r e )o nt h eX p e d i t e rP r i m a r yM e n u .

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E n t e rO p t i o n2( C o m p i l eF a c i l i t y )t oa s kX p e d i t e rt om o d i f yy o u rc o m p i l e l i n k j o b .

E n t e rt h en a m eo ft h eD a t a s e t ,c o n t a i n i n gt h eC o m p i l e L i n kJ o b S t r e a m .M y C o m p i l e L i n kJ o bi ss t o r e di nt h eD a t a s e t' V S 9 0 6 0 9 . C P A R S . J C L L I B ( # I M S C O M P ) T y p eE D I T J C La st h em o d eo fp r e p a r a t i o n .

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P r e s st h eE N T E RK e y .T h eC o m p i l e S t e pC o n f i g u r a t i o ni sd i s p l a y e do nt h es c r e e n T y p et h en a m eo fy o u rD D I OV S A MF i l ei nt h eD D I O F i l eF i e l d .

P r e s st h eE n t e rK e y .T h eL i n k E d i tS t e pC o n f i g u r a t i o ni sd i s p l a y e do nt h e S c r e e n .E n t e rt h eL O A D L I Bn a m e ,i nw h i c ht os t o r et h el o a d m o d u l ea f t e r c o m p i l a t i o n .

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P r e s st h eE n t e rK e y ,t os a v et h eC o m p i l ea n dL i n k E d i tC o n f i g u r a t i o n . X p e d i t e rw i l lm o d i f yy o u rC o m p i l e L i n kJ C LS t a t e m e n t s ,m a k ea p p r o p r i a t ec h a n g e a n dd i s p l a yt h en e wM o d i f i e dv e r s i o nb e f o r ey o u ,a ss e e ni nt h eb e l o wp i c t u r e . Y o ua r ee x p e c t e dt oS U B M I Tt h i sJ C Lb yt y p i n gS U B ,a n dc o m p i l ey o u rP r o g r a m .

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Q .Ih a v eS e r e n aC h a n g e m a ni n s t a l l e da tm ys h o p .C a nIu s eC h a n g e m a nt oc o m p i l m yP r o g r a mf o rX p e d i t e r ? A tm a n yp r o d u c t i o n s i t e s ,S e r e n aC h a n g e m a ns u i t ei si n s t a l l e df o rc h a n g e m a n a g e m e n to fC O B O LP r o g r a m s .S e r e n aC h a n g e m a na n dX p e d i t e ra r ew e l l i n t e g r a t e d .D u r i n gt h ep r o c e s so fc o m p i l a t i o ni nC h a n g e m a n ,y o uc a nt u r n s p e c i a l o p t i o n ,w h i c hw i l la u t o m a t i c a l l yp r e p a r ey o u rP r o g r a mf o rX p e d i t e r s c r e e n s h o tb e l o ws h o w s ,h o wt oc o m p i l e l i n kt h eC O B O LP r o g r a m ,w i t ht h e X p e d i t e ro p t i o nt u r n e dO N .

Q .H o wt ob r o w s et h ec o m p i l eL i s t i n g si n s i d em yD D I OD a t a s e t ? I nX p e d i t e r ,y o uc a nb r o w s et h eC o m p i l e L i s t i n g so fp r o g r a m ss t o r e di ny o u r D D I OV S A MD a t a s e t .O nP r i m a r yM e n u ,e n t e rO p t i o n5( U t i l i t i e s )a n dt h e n ,g ot o O p t i o n3( D D I OF i l eF a c i l i t y ) .E n t e rSa g a i n s tt h eD D I OD a t a s e t .

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M yp e r s o n a lD D I OD a t a s e tV S 9 0 6 1 0 . X P E D I T E R . D D I O ,h a st h ef o l l o w i n gc o m p i l e l i s t i n g s .

Q .W h a ti saP r o f i l ei nX p e d i t e r ? W h i l et i n k e r i n gw i t hy o u rh o m et e l e v i s i o n ,y o um u s th a v ec o m ea c r o s ss e v e r a l s e t t i n g sl i k eB r i g h t n e s s ,C o l o ro rC o n t r a s tt oa d j u s tt h eP i c t u r eQ u a l i t y .O n c y o ua d j u s tt h e s ep i c t u r e s e t t i n g sa l lt h et h e yw i l la p p l yt oa l lt e l e v i s i o n c h a n n e l st h a tr u no ny o uT V .J u s ta sT e l e v i s i o n sh a v ep i c t u r e s e t t i n g s , X p e d i t e rh a sS e t t i n g st h a tw i l la p p l yt oP r o g r a m s ,w h e ny o ur u nt h e mi n X p e d i t e r .AP r o f i l ei sac o l l e c t i o no fs e t t i n g s ,t h a tw i l la p p l yt oaP r o g r a m w h e ni tr u n si nX p e d i t e r .

I n i t i a l l y ,a sao n e t i m ea c t i v i t y ,y o uf i r s tc r e a t ean e wp r o f i l ef o rt h e P r o g r a my o uw a n tt or u n .T h e n ,y o uc a nu s et h es a m eP r o f i l eo rP r o g r a m S e t t i n g s ,e v e r yt i m ey o uw a n tt or u nt h eP r o g r a m . Q .H o wt oc r e a t ean e wP r o f i l ef o ry o uP r o g r a mi nX p e d i t e r ? T y p et h en a m eo fy o u rP r o f i l ei nt h eP r o f i l eF i e l do nX p e d i t e rP r i m a r yM e n u .I a mc r e a t i n gan e wP r o f i l ec a l l e dG R A P 7 3 3 B .X p e d i t e rw i l lc r e a t ean e wp r o f i l e f o rt h es e s s i o n ,p r o m p t sy o ut oe n t e rad e s c r i p t i o no ft h en e wp r o f i l e .

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E n t e raP r o f i l eD e s c r i p t i o na n da d dt h eP r o f i l e .

T y p eO p t i o n2( T S O )o nt h eC o m m a n dl i n eo ft h eP r i m a r yM e n u .

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O nt h eE n v i r o n m e n tM e n us c r e e n ,e n t e rt h et y p eo fP r o g r a mI si taB a t c h C O B O L P r o g r a mo ra nO n l i n eT r a n s a c t i o n ?F o re x a m p l e ,Ih a v es e l e c t e dO p t i o n8 t ox p e d i t e ( r u n )m yo n l i n et r a n s a c t i o n .

E n t e rt h eP r o g r a m n a m e ,w h i c hy o uw a n tt oX p e d i t el i k eG R A P 7 3 3 B .E n t e ra n y o t h e ro p t i o n sa sn e c e s s a r y .T h e n ,t y p et h eS E T U Pc o m m a n d .

T y p eO p t i o n1( L O A D L I B S )o nt h eS e t u pM e n u .

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E n t e rt h eA p p l i c a t i o nL o a d L i b r a r i e s .M ya p p l i c a t i o nL o a d l i b sa r es h o w ni nt h s n a pb e l o w .

P r e s sE n t e r . T y p eO p t i o n2( D D I O )o nt h eS e t u pM e n u .

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O nt h eD D I OF i l e sS c r e e n ,e n t e ry o u rD D I OD a t a s e tn a m e ,t h a tc o n t a i n st h e S o u r c eL i s t i n g ,f o re x a m p l e' V S 9 0 6 1 0 . X P E D I T E R . D D I O ' .

P r e s sE n t e r .E n t e rE N Dt or e t u r nb a c kt ot h eM P PT e s tS c r e e n .

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About the author

Quasar Chunawalla is an author, blogger from Pune, India. He works

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