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- fROM: BRAIN@MSEN.COM (jIM bRAIN)
- sUBJECT: cOMMODORE tRIVIA #7 aNSWERS
- dATE: 14 jUL 1994 10:06:53 -0400
- oRGANIZATION: bRAIN iNNOVATIONS, iNC.
- lINES: 133
- sENDER: BRAIN@GARNET.MSEN.COM
- mESSAGE-id: <Qek9KMOzJ8y1064YN@MSEN.COM>
- rEPLY-tO: BRAIN@MAIL.MSEN.COM
- nntp-pOSTING-hOST: GARNET.MSEN.COM
-
-
- hERE ARE THE ANSWERS TO cOMMODORE tRIVIA eDITION #7 FOR jUNE, 1994.
-
- q $060) wHEN YOU TURN ON STOCK cOMMODORE 16, HOW MANY BYTES FREE DOES IT
- REPORT?
-
- a $060) aCCORDING TO THE INITIAL POWER-UP INDICATION ON THE MONITOR, A STOCK
- cOMMODORE 16 HAS 12277 BYTES FREE FOR basic PROGRAM USE. a NUMBER OD
- PEOPLE HAVE CALCULATED 12287 BYTES, SO THE POWER-ON MESSAGE MAY BE IN
- ERROR. i GUESS IT IS TIME TO DIG OUT THE c-16 AND POWER IT UP.
-
- q $061) hOW MANY DOES A STOCK pLUS/4 REPORT?
-
- a $061) aCCORDING TO ITS INITIAL POWER-UP MESSAGE, THE pLUS/4 HAS 60671
- BYTES FREE.
-
- q $062) wHAT WAS THE vic-20'S SUBTITLE?
-
- a $062) "tHE fRIENDLY cOMPUTER"
-
- q $063) wHAT PERSONALITY ANNOUNCED THE BIRTH OF THE cOMMODORE 64 IN
- cHRISTMAS ADVERTISEMENTS?
-
- a $063) tHOUGH NOT WELL-KNOWN OUTSIDE OF THE us, hENRY mORGAN INTRODUCED THE
- NEW cOMMODORE 64 COMPUTER SYSTEM IN THE us. iN OTHER COUNTRIES, THE
- ANSWERS DIFFER, AS COUNTRIES LIKE fINLAND HAD THE sTATUE OF lIBERTY
- ANNOUNCE THE c64 BIRTH.
-
- q $064) wHAT WAS THE NAME OF THE MONITOR PROGRAM INCLUDED IN THE pLUS/4?
-
- a $064) tedmON. ted, AS YOU KNOW, STOOD FOR tEXT eDITING dEVICE.
-
- q $065) hOW MANY SECTORS PER TRACK ARE THERE FOR TRACKS 1-17 ON A 1541?
-
- a $065) 21.
-
- q $066) tHERE ARE TWO PROGRAMS RUNNING IN THE cOMMODORE SINGLE-6502 DRIVES
- (1541,1571,1541 ii,1581). wHAT IS THE INTERPRETER PROGRAM CALLED?
-
- a $066) tHE INTERPRETER PROGRAM IS CALLED THE iNTERFACE pROCESSOR (ip). iT
- HANDLES THE DISPATCHING OF ALL COMMANDS SENT TO THE DRIVE, AS WELL
- AS CORRDINATING THE FLOW OF TRAFFIC BETWEEN THE DISK AND THE COMPUTER.
-
- q $067) hOW DO YOU DO A HARD RESET ON A pLUS/4 ?
-
- a $067) fIRST, WE NEED TO DEFINE HARD-RESET. a RESET DIFFERS FROM A POWER-
- CYCLE, SINCE THE LATTER DOES NOT RETAIN THE ram CONTENTS. iN THIS
- CASE, THE ANSWER IS ANALOGOUS TO THE run/stop-restore COMBINATION
- FOUND ON THE 64 AND vic-20. hOLD DOWN run/stop AND ctrl AND PRESS THE
- RECESSED RESET BUTTON ON THE SIDE OF THE COMPUTER. i BELIEVE THIS
- WORKS FOR THE c-16 AS WELL.
-
- q $068) wHERE DID THE NAME "cOMMODORE" COME FROM?
-
- a $068) rUMOR HAS IT THAT jACK tRAMIEL ALWAYS WANTE TO USE A NAUGHTICAL TERM,
- BUT MOST HAD BEEN ALREADY USED. hOWEVER, ONE DAY HE WATCHED A MOVING
- COMPANY VAN PASS BY ON THE STREET WITH THE NAME HE DECIDED TO USE AS
- SOON AS HE SAW IT: cOMMODORE.
-
- q $069) cHUCK pEDDLE, DESIGNER OF THE 6502, LEFT cOMMODORE TWICE. wHERE DID HE
- GO FIRST?
-
- a $069) hE WENT TO aPPLE cOMPUTER. hE STAYED WITH THEM BRIEFLY, BUT IT SEEMS
- THAT aPPLE AND cHUCK GOT ALONG EVEN WORSE THAN cOMMODORE AND cHUCK.
-
- q $06a) wHERE DID HE EVENTUALLY GO WHEN HE LEFT FOR GOOD?
-
- a $06a) fIRST, HE WENT OFF TO START A COMPANY CALLED sIRIUS, WHICH DIED ALMOST
- BEFORE IT STARTED DUE TO A LAWSUIT OVER THE NAME. tHEN, HE AND SOME
- FORMER cOMMODORE DESIGNERS CAME UP WITH THE "vICTOR" COMPUTER, WHICH
- DID MODESTLY, BUT NEVER TOOK OFF.
-
- q $06b) wHAT DOES THE kERNAL ROUTINE AT $ffd2 DO IN TERMS OF FUNCTION AND WHAT
- PARAMETERS GET PASSED AND RETURNED?
-
- a $06b) tHE kernal ROUTINE AT $ffd2 ON ALL cOMMODORE 8 BIT MACHINES OUTPUTS THE
- petscii CHARACTER CODE CONTAINED IN THE .a REGISTER TO THE CURRENT
- OUTPUT DEVICE. tHE CARRY FLAG INDICATES THE PRESENCE OF AN ERROR ON
- RETURN.
-
- q $06c) wHAT cOMMODORE DRIVE HAS A HIDDEN MESSAGE?
-
- a $06c) tHE 1581 HAS A COUPLE SUCH HIDDEN MESSAGES. iN THE IDLE LOOP OF THE
- ip, THE TEXT SAYS "AM I LAZY???...NO JUST WANTED TO SAVE A FEW MS...".
- aLSO, IN THE SAME LOOP, THE FOLLOWING CAN BE FOUND: "THIS IS LAZY!!!".
- lASTLY, THE CREDITS IN THE 1581 ROMS ARE: "sOFTWARE DAVID SIRACUSA.
- HARDWARE GREG BERLInzdEDICATEDTO MY WIFE LISa". (nOTE: THE n IN BERLIn
- AND THE a IN LISa IS TYPICAL OF HOW STRINGS ARE STORED IN THE 1581,
- LAST BYTE HAS BIT 7 SET. tHE z AFTER BERLIn APPEARS TO HAVE BEEN A
- TYPO, BUT i CAN'T SAY FOR SURE. i HAVE A PROGRAM THAT DISPLAYS THESE.
- (eMAIL ME FOR INFO.)
-
- tHE 1571 HAS THE rom AUTHORS' NAMES HIDDEN AT THE BEGINNING OF THE
- rom, BUT i DON'T HAVE A 1571 TO SCAN FOR THEM.
-
- q $06d) wHAT COMPUTER WAS THE FIRST TO HAVE A HIDDEN MESSAGE?
-
- a $06d) tHE pet 2001. sOME SAID THE 128 HAS A HIDDEN MESSAGE, BUT IT WASN'T
- THE FIRST.
-
- q $06e) wHAT WAS IT AND HOW DID YOU GET IT TO COME UP?
-
- a $06e) bY TYPING:
- WAIT 6502,X (WHERE X WAS A NUMBER BETWEEN 1 AND 255)
- THE COMPUTER PRINTED mICROSOFT! X TIMES ON THE SCREEN.
-
- q $06f) wHAT DOES ntsc STAND FOR?
-
- a $06f) tRUTHFULLY, ntsc CAN STAND FOR DIFFERENT THINGS. iN REGARDS TO THE
- TELEVISION STANDARD FOR THE us, THE EXPANSION IS nATIONAL tELEVISION
- sTANDARD cODE. hOWEVER, THE BODY THAT FORMED THE STANDARD IS ALSO
- CALLED ntsc: nATIONAL tELEVISION sYSTEM cOMMITTEE.
-
- nOW, THESE HAVE BEEN VERIFIED THROUGH OUR LIBRARIAN, BUT i GOT OTHER
- ANSWERS LIKE sTANDARDS cOMMITTEE AND sTANDARDS cOMMISSION. iF YOU
- CAN PROVE THESE ARE MORE CORRECT, THEN i'M ALL EARS.
-
- eND OF cOMMODORE tRIVIA eDITION #7!
-
- jIM bRAIN
- BRAIN@MAIL.MSEN.COM
- 2306 b hARTLAND rOAD
- hARTLAND, mi 48353
- (810) 737-7300 X8528
-
- nEW QUESTIONS ARE COMING UP NEXT.
-
- --
- jIM bRAIN, eMBEDDED sYSTEMS dESIGNER, bRAIN iNNOVATIONS.
- BRAIN@MSEN.COM
- dABBLING IN vr, oLD cOMMODORE cOMPUTERS, AND gOOD tIMES!
- "tHE ABOVE VIEWS do REFLECT MY EMPLOYER, SINCE i AM MY EMPLOYER" - jIM bRAIN
-
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