1      : 4   :   .   . c)    .   : a)  . b)   . c) C       d) .  :         .    u nhiên.     .    ? a) 1 b) 2 c) 3 d) 4 Câu 5: T :     .    .           .  :  .  . HT   .          :    . . d . :     2    d)   .  :        d)       :  b    Câu 11:  : a)    b)   c)   d)   .      : a) 0 b) 1 c) High Z . Câu 13:        a) 0 b) 1 c) High Z d) u nhiên. Câu 14: Bus   :     d)  .    . 0 1. d) High Z  ):   . 0 1. d) High Z        1 byte) a) 64200H b) 00642H c) A07FFH d) A700FH     1MB a) 100 b) 112 c) 128 d) 256 4    1MB a) 256 b) 128 c) 64 d) 32 : a) 7 bit b) 8 bit c) 9 bit d) 10 bit 3 : a) Bit MSB1 b) 1 c) 0 d) 0 :     0 lên 1. b)     c)    d)   .  : a) 1111 1111 1111 1111B b) 1000 0000 0000 0001B c) 0000 0000 1000 0001B d) 0000 0000 1111 1111B   ? a) 2 b) 3 c) 4 d) 5       theo H: a) 2000H b) 07FFH c) 0800H d) 2048H   : . . .  . Câu 27:  8: a) 5 bit b) 6 bit c) 7 bit d) 8 bit    phân? a) 4 bit b) 8 bit c) 16 bit .    : a) 0 b) 1 c) High Z   : a) 05H b) 15H c) 25H d) 35H Câu 31: a) 13H b) 23H c) 1BH d) 27H 4 8086/8 Câu 1: Trong CPU 8086 BIU  : a)   b)   c)  d)   . Câu 2: : a) . b) Logic c)  d)   Câu 3:   : a)  b)    c)       d)   . Câu 4: ). . b)   .  d)   . Câu 5:   a) (Segment) b)  (offset) c) . d) Logic Câu 6: 80 a) 4 bit b) 8 bit c) 16 bit d) 32 bit Câu 7: T a)   b)  c)   d)  Câu 8: 80: a) 3 b) 4 c) 5 d) 6 Câu 9:   a) C   b)   . c)  d) Câu 10:   a)    b)   c)    d) . Câu 11:        ? 5 a) AX, BX, CX, DX b) CS, DS, SS, ES c) BX, BP, DI, SI d) IP, SP, AH, AL Câu 12:    ? a) AX b) BX c) CX d) DX Câu 13:  16 bit ? a)  b)  c)  d)  Câu 14:  80 ? a) CS b) DS c) ES d) SS Câu 15:   Offset khi 80 ? a)  b)  c)  d)  Câu 16: CPU 80 ? a) 6 b) 7 c) 8 d) 9   (CF) 80 1 khi: 0          .  zero (ZF) 80 1 khi: 0  0.  0. Câu 19: CPU 8086 . a) 1 b) 2 c) 3 d) 4        .         ,   . Câu 21: Khi 8086 : . b)  . c)   . d)   . Câu 22: 8086 a) 00000H b) FFFFFH c) 00001H d) FFFF0H 6 Câu 23: 8086            Câu 24  , CPU 8086 :     .   d)  . 8086         0  a) IP b) SP c) BP d) DP Câu 27:      Câu 28:  a)      a)           .            .   a) ALE b) DT/R c) DEN d) DIR Câu 32:  a)   7    a) 1234H:0005H b) 1230H:0045H c) 1200H:0345H  Câu 34: Khi nào thì giá tr    d)   Câu 1:       : a)  b)  c)  d). Câu 2:  . a) .Model, .Stack , .Data, .Code b) equ, segment, public, extrn, include c) db, dd, dw, dt d)   . Câu 3:     ? a) ANH b) @49N: c) 1NH: d) N KH: Câu 4:  , kha: a) Xon DB 1,2,3,fh b) Yes DB 4,7,h,9 c) Rcl DB 19,7,6,10,3 d) Anh DB 9,3,8,7,0 Câu 5:     ? . Model Small .Stack 100h . Data  .Code Start: MOV AX,@Data    MOV ES,AX . MOV AH,4CH INT 21H   8 . End Start  a) .exe b) .com c) .bat d) .exe Câu 6:  : a)  b)   c)     d)    Câu 7:  : a)   b) thanh ghi    d)    . Câu 8:       a)  . b)     . c)  . d)     . Câu 9:   : a) ZF = 0 b) CF = 0 c) PF = 0 d)   . Câu 10:  : MOV AH,05 MOV AL,03 XCHG AH,AL a) AH=AL=03 b) AH=AL=05 c) AH=03; AL=05 d) AH=05; AL=03 Câu 11:  : ORG 1000H LP DB 0,1,8,27,64,125,216  : MOV AL,3 LEA BX,LP XLAT  : a) BX=1000H; AL= 1BH b) BX=1000H, AL=27H c) BX=0000H; AL=27 d) BX=0027H, AL= 0 Câu 12:    : PUSH AX PUSH BX PUSH CX POP AX POP BX 9 POP CX  : a) AX=1000H; BX=2000H; CX=3000H b) AX=2000H; BX=3000H; CX=1000H c) AX=3000H; BX=1000H; CX=2000H d) AX=3000H; BX=2000H; CX=1000H Câu 13:   ) v    : a)  . b)  . c)   d)  . Câu 14:  =2; BX=3 sau lAX,BX : a) AX=5; BX=3 b) AX=5; BX=0 c) 6; BX=0 d) c 6; BX=3 Câu 15:  =9; AH=7; BL=4 sau : ADD AL,BL DAA AND AL,0FH OR AX,3030H ADD AL,AH MOV AH,0 AAA ADD AX,3030H a) 3130H b) 3030H c) 0100H d) 3001H Câu 16:  : a) CF=0; ZF=0 b) CF=0; ZF=1 c) CF=1; ZF=0 d) CF=1; ZF=1 Câu 17:   : a) AH=0 b) AH=06 c) AH=02 d) AH=03 Câu 18:     : a) AL  . b)  c) 0. d) AL=0FH Câu 19: : a)   b)   c)  00H d)   Câu 20:   : a) AND b) OR c) XOR d) NOT Câu 21:    a) AL=5; CL=0 b) AL=3; CL=0 10 c) AL=5; CL=4 d) AL=3; CL=4 Câu 22:  =00F0H; DX=0007H, sau  : a) JB N b) JE N c) JL N d) JG N Câu 23:   a) PF = 0 b) PF = 1 c) ZF = 0 d) ZF = 1 Câu 24: . a) b)  c)  d)    . a) AL=16H; CF=0 b) AL=16H; CF=1 c) AL=60H; CF=0 d) AL=60H; CF=1 Câu 26:   .   c)   d)  Câu 27:  32 bit AXDX=5000 BXCX=40003000H sau   : SUB DX,CX SBB AX,BX a) AXDX=10001000H b) AXDX=1000F000H c) AXDX=0FFF1000H d) AXDX=0FFFF000H  : mov bx, 3235h and bx, 0f0fh mov dx, bx shl bh, 4 or bl, bh xor bh, bh mov al, dh mov cl, 10 mul cl add al, dl a) al=19h; bl=25h b) al=25h; bl=25h c) al=19h; bl=19h d) al=0; bl=0 Câu 29: Sau khi  au: mov ax,VALUE mov bx,ax shl ax,2 add ax,bx shl bx,3 sub ax,bx [...]... 8051 b) d) C b) 3 d) 5 Câu 20: Bit TR trong thanh ghi TCON a) c) 0 d) Câu 19: a) 2 c) 4 : : a 8051 b) d) : F ? a) 00H c) 11H b) FFH d) Câu 22: : a) c) 8051 timer 1 a) 0001 0000B c) 1001 0000B Câu 24: : b) Câu 18: a) c) Câu 23: : : 0 Câu 17: a) c) Câu 21: 1 b) d) Câu 15: a) c) Câu 16: a) c) 8051 b) d) 8051 : b) 0101 0000B d) 0000 0001B ? 22 a) 2 c) 4 b) 3 d) 5 Câu 25: trong: a) Thanh ghi... 23 CTS RTS b) 07H d) F0H Câu 24: a) c) : b) d) Câu 25: a) c) 8251 c c bit B2B1 b) d) 8251 Câu 28: a) c) : b) d) Câu 27: a) c) : b) d) Không Câu 26: a) c) không : 8251 : b) d) CHƯƠNG Câu 2: 19 3 TXD RXD 8251 a) 03H c) 0FH Câu 1: a) chip c) chip 15 18 9 TXRDY TXE TXC VI ĐI U HI N 8 BIT 8051 : b) d) chip riêng : 20 a) 2 c) 4 b) 3 d) 5 Câu 3: a) c) EA 8051 8051 8051 : Câu 4: a) 00 c) 0FH b) d)... FFH Câu 5: a) 128 byte c) 512 byte Câu 6: a) Byte 08 c) Bit 0 Câu 7: a) 1 c) 3 b) 256 byte d) 1024 byte 08 8051 1 1 : b) Byte 08 d) Bit 08 – Câu 8: a) c) FF 1 : b) 2 d) 4 0 Câu 9: a) c) : , 8051 o? b) d) 1 trong thanh ghi PSW b) d) 0 1 8051 : Câu 10: 8051 a) : p c) b) d) Câu 11: a) c) : b) d) 1 0 lên 1 0 Câu 12: : a) 8 bit c) 16 bit (timer) c b) 13 bit d) 24 bit Câu 13: : 21 a) c) b) d) 1 Câu 14:... DX,0F000H IN AL,DX Câu 14: ? Sai a) c) b) d) F THEN Câu 15: : A0 A1 IORC A2 – A6 A B C Y0 G2B IO/M IOWC G2A Y7 A7 a) c) G1 7FH 7FH b) d) 7FH 0FFH 16 : A0 A1 IORC A2 – A6 A B C Y0 G2B IO/M IOWC G2A Y7 A7 G1 00H 7CH 00H 7CH CHƯƠNG 5 C C M CH TÍCH H P H T T ONG HỆ THỐNG VI Câu 1: a) 3 c) 5 b) 4 d) 6 Câu 2: a) c) : b) Ra d) Câu 3: a) c) Câu 4: a) c) Câu 5: a) c) Câu 6: INTR a) RD c) ACK Câu 7: a) RD c)... 17 Câu 8: a) c) : b) d) Câu 9: a) OBF=1; ACK=1; INTE=1 c) OBF=1; ACK=0; INTE=1 8255 1 khi: b) OBF=0; ACK=1; INTE=1 d) OBF=1; ACK=1; INTE=0 Câu 10: 8255: a) c) Câu 11: : a) 80H c) 82H b) d) - - b) 81H d) 83H Câu 12: : a) C0H, C1H, C2H, C3H c) C1H, C3H, C5H, C7H b) C0H, C2H, C4H, C6H d) C1H, C2H, C3H, C4H Câu 13: : a) 00H, 02H, 04H, 06H c) 70H, 72H, 74H, 76H b) 01H, 03H, 05H, 07H d) 03 câu 18 Câu. .. THỐNG VI CHU N NG : b) c) Câu 3: ể b) IF THEN ELSE d) FOR CHƯƠNG Câ a) c) ể ELSE â b) d) ? ng b) d) : 13 Câu 5 : EPROM2 (256KB) EPROM1 (256KB) SRAM2 (256KB) SRAM1 (256KB) a) 40000H – 7FFFFH c) 80000H – BFFFFH b) 50000H - 8FFFFH d) D0000H – FFFFFH Câu 6: a) c) u : b) d) IO/MCâu 7: a) 6 c) 8 b) 7 d) 9 Câu 8: : : a) 00000H c) FF900H b) FF800H d) FFFFFH Câu 9: ? a) 3 b) 4 14 c) 5 d) 6 Câu 10:... a) IN AL,70H c) MOV DX,70H IN DX,AL b) 53H d) 55H : b) IN 70H,AL d) Câu 16: a) ô c) : b) Song công d) Câu 17: : TxD Making Start bit Stop bit a) c) b) d) Câu 18: a) 1 bit c) 2 bit b) 1.5 bit d) Câu 19: a) 1 c) 3 : b) 2 d) 4 Câu 20: a) c) b) d) Câu 21: a) c) ? : b) Ra d) : 19 a) 110 Baud c) 330 Baud b) 220 Baud d) 440 Baud Câu 23: ? U1 27 28 1 2 5 6 7 8 DATA BUS U2A A1 A2 2 3 A3 1 A B G Y0... b) 3 d) 5 Câu 25: trong: a) Thanh ghi SBUF c) Trong thanh ghi B b) Thanh ghi SCON d) Trong thanh ghi A Câu 26: a) F c) F Câu 27: ? a) c) T 8051 b) d) 8051 0 b) d) Câu 28: u: a) Song công c) ô d) Câu 29 â ? a) @R1 c) @R3 b) @R2 d) @R4 Câu 30 ,70H 8051 n song công : 07 07 07 Câu 32: a) c) Câu 33: : ORG b) : d) 8051 # 0 MOV DPTR, #TAB1 23 MOV A,#0FFH MOV P1,A L01: MOV A,P1 MOVC A,@A+DPTR... ‘ ’ ì ệ ợ ứ ứ ã ã Câu 37: Tr ả ị ỉ ó â a) ớ ủ ủ ý ự‘ ệ ứ ứ ’ ẽ ổ ệ ể ổ á ỉ á ị ề ả ổ ể ọ Câu 41 à ã ã ể ủ ủ ủ ị ê í í à ì ắ ấ ấ ằ á ị à ề ô ủ ủ í í ấ ấ ì ỏ â ể a) ấ ‘$’ c) 09H ý ự‘ ’ ớ ứ ý ự‘ ’ ổ ô ô ứ ứ ủ ỉ ủ ô ì à â ã ị ẽ ớ ò ợ ứ ứ à ắ b) 00H ã ã ỗ ý ự ả ế ú ằ : ‘#’ ? 12 F Câu 42 ạ XOR CX,CX MOV AH,1 TIEP: INT 21H CMP AL,27H JE RA INC CX JMP TIEP RA: ì ó a) IF THEN c) WHILE Câu 1: a) a) c) ễ... a) 1 c) 3 Câu 11: b) 2 d) 4 80286 1 2M a) 4M b) U4A CS_EPROM A22 2 3 A23 1 A B G 3 4 5 6 7 Y0 Y1 Y2 Y3 1 A22 2 3 CS_SRAM1 A23 1 CS_SRAM 2 74LS139 d) 3 A22 1 A B G Y0 Y1 Y2 Y3 CS_EPROM 2 74LS08 CS_SRAM1 CS_SRAM 2 1 4 5 6 7 4 5 6 7 74LS139 U4A 2 3 G Y0 Y1 Y2 Y3 NC c) A21 A B CS_EPROM 2 74LS139 74LS08 CS_SRAM1 CS_SRAM 2 Câu 12: : A0 A1 A2 A B C Y0 A3 – A7 G2B IORC G2A Y7 : a) c) 0FBH 03H b) d) Câu 13: . 32 bit Câu 7: T a)   b)  c)   d)  Câu 8: 80: a) 3 b) 4 c) 5 d) 6 Câu 9:.  . Câu 2: : a) . b) Logic c)  d)   Câu 3:  .   . Câu 5:   a) (Segment) b)  (offset) c) . d) Logic Câu 6: 80