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ECET 330 ECET/330 ECET330 QUIZ 5

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ECET 330 ECET330 QUIZ 5

  1. (TCO 5) For the SUBA #$66 in the following code, the ALU performs:

      LDAA     #$66
                    SUBA     #$99     
     
    A = __________

  2.  

    (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$37
                    ORAA    #$F0                                                                                     
     
    A = __________

  3.  

    (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$66
                    COMA                   ;complement A
                    ADDA     #01                                                                                        
     
    A = __________

  4.  

    (TCO 5) Which bit is used to indicate the sign of a 16-bit signed number?

  5.  

    (TCO 5) Which of the following is +9 for an eight-bit signed number?

  6.  

    (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$56
                    SUBA     #$93
     
    A = __________

  7.  

    (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$37
                    ORAA    #$F0                                                                                     
     
    A = __________

  8.  

    (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$FF
                    COMA                   ;complement A
                    ADDA #1                                                                                                             
     
    A = __________

  9.  

    (TCO 5) Which bit is used to indicate the sign of an eight-bit signed number?

  10. (TCO 5) Which of the following is +9 for an eight-bit signed number?

  11. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$99
                    SUBA     #$66
     
    A = __________

  12. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$37
                    ORAA    #$F0                                                                                     
     
    A = __________

  13. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    CLRA                                      ;Clear A
                    COMA                   ;complement A
                    LSLA                                                                                                      
     
    A = __________

  14. (TCO 5) Which bit is used to indicate the sign of a 16-bit signed number?

  15. (TCO 5) Which of the following is +9 for an eight-bit signed number?

  16. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$32
                    SUBA     #$3E                                                                                     
     
    A = __________

  17. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$37
                    ANDA    #$0F                                                                                     
     
    A = __________

  18. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #0
                    COMA                   ;complement A
                    ADDA #1                                                                                                             
     
    A = __________

  19. (TCO 5) Which bit is used to indicate the sign of an eight-bit signed number?

  20. (TCO 5) Which of the following is +9 for an eight-bit signed number?

  21. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$99
                    SUBA     #$66
     
    A = __________

  22. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$37
                    ORAA    #$F0                                                                                     
     
    A = __________

  23. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    CLRA                                      ;Clear A
                    COMA                   ;complement A
                    ADDA #01                                                                                                           
     
    A = __________

  24. (TCO 5) For a 16-bit signed number, we can use a maximum of __________ bits for the non-sign portion (magnitude) of the signed number.

  25. (TCO 5) The largest eight-bit positive signed number that we can have is

  26. (TCO 5) For the SUBA #$66 in the following code, the ALU performs:
     
                    LDAA     #$99
                    SUBA     #$66     
     
    A = ___________

  27. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$55
                    EORA     #$FF                                                                                     
     
    A = __________

  28. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    CLRA                                      ;Clear A
                    COMA                   ;complement A
                    ADDA #01                                                                                                           
     
    A = __________

  29. (TCO 5) For a 16-bit signed number, we can use a maximum of __________ bits for the non-sign portion (magnitude) of the signed number.

  30. (TCO 5) Which of the following is +5 for an eight-bit signed number?

  31. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$99
                    SUBA     #$66
     
    A = __________

  32. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$AA
                    EORA     #$FF                                                                                     
     
    A = __________

  33. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #0
                    COMA                   ;complement A
                    ADDA #1                                                                                                             
     
    A = __________

  34. (TCO 5) Which bit is used to indicate the sign of a 16-bit signed number?

  35. (TCO 5) Which of the following is -5 for an eight-bit signed number?

  36. (TCO 5) For the SUBA #$66 in the following code, the ALU performs:
     
                    LDAA     #$99
                    SUBA     #$66     
     
    A = ___________

  37. TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #$AA
                    EORA     #$FF                                                                                     
     
    A = __________

  38. (TCO 5) Find the value in Register A after the execution of the following code:
     
                    LDAA     #0
                    COMA                   ;complement A
                    ADDA #1                                                                                                             
     
    A = __________

  39. (TCO 5) Which flag is used to see if the signed data are correctly added together?

  40. (TCO 5) Which of the following is +9 for an eight-bit signed number?

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