kt chuong 5
DESCRIPTION
Kiến trúc máy tính chương 5TRANSCRIPT
HTMLCONTROL Forms.HTML:Hidden.1 S dng bus c nhc im g? a. Gii hn lu lng vo ra ti a do b nghn c chai.
b. Cc cu tr li khc vi cu ny u ng.
c. Tc ti a gim khi s lng cc ngoi vi c ni vo my tnh ln.
d. Tc ti a gim khi chiu di ca BUS tng.
Ti sao khi khi s lng thit b kt ni voBUS gia tng th tc ti a ca bus b gii hna. S lng thit b kt ni vo BUS tng lm gia tng li khi truyn thng tin ca bus.
b. Cc cu tr li khc vi cu ny u ng.
c. S lng thit b kt ni vo BUS tng lm gia tng nhiu k sinh trn BUS.
d. S lng thit b kt ni vo BUS tng lm gia yu cu s dng BUS, d to ra s tt nghn trn bus.
Con chut (mouse) thuc nhm thit b no sau y ?a. Xut thng tin.
b. Nhp thng tin.
c. Thit b c c hai nhm nhp v xut thng tin.
d. Khng thuc loi thit b nhp / xut thng tin.
Trong h thng mng a tRAID 1, thng tin d phng c lu tr nh th no ? a. Lu tr theo c ch Parity mc khi, khng c a ring lu cc khi Parity.
b. Lu tr theo c ch Parity mc bit, c 1 a ring lu cc bit Parity.
c. Lu tr theo c ch a gng.
d. Lu tr theo c ch Parity mc khi, c 1 a ring lu cc khi Parity.
H thng nhp / xut thng tin ca my tnh in t c c im no sau y?
a. S lng cc b phn vo / ra khng cn nh trc trong cc h thng my tnh.
b. Cc cu tr li khc vi cu ny u ng
c. Ngi s dng my tnh ch cn trang b cc b phn vo / ra theo yu cu ca cng vic.
d. Chng loi cc b phn vo / ra khng cn nh trc trong cc h thng my tnh.
Dng k thut DMA (Direct Memory Access) c li g ? a. Cc cu tr li khc u ng.
b. Gim thi gian vn chuyn thng tin t ngoi v vo b nh.
c. Gim s lng thng tin cn vn chuyn t ngoi v vo b nh.
d. Gim nh cng vic ca CPU trong vic vn chuyn thng tin t ngoi v vo b nh.
Ti sao khi chiu di bus gia tng th tc ti a ca bus b gii hn.
a. Chiu di tng lm gia tng nhiu k sinh to ra trn bus.
b. Chiu di tng lm gia tng thi gian truyn thng tin ca bus.
c. Chiu di tng lm gia tng s tt nghn.
d. Cc cu tr li khc vi cu ny u ng.
Trong cc a cngIDE dng cng ngh ghi thng tin mt khng u c ngha l? a. Cc cu tr li khc vi cu ny u ng.
b. S lng thng tin ghi trn cc track bng nhau.
c. Tc quay ca a khng thay i.
d. Cc track gn tm a c mt ghi thng tin cao hn cc track xa tm a.
Khi BUS c nhiu ch nhn,ti saocn c c ch trng ti ?
a. trnh xung t khi c hai (hoc nhiu) yu cu nhn thng tin t BUS.
b. gim tt nghn khi c nhiu thnh phn c kt ni vo BUS.
c. hn ch suy gim tc khi tng chiu di ca BUS.
d. trnh xung t khi c hai (hoc nhiu) yu cu gi thng tin ln BUS.
a CD-ROM hot ng theo nguyn tc no? a. Da vo tnh phn chiu v khng phn chiu trn b mt a i vi tia laser.
b. Da vo tnh nng chy ca kim loi khi c nung nhit cao bi chm tia laser.
c. Da vo nguyn tc t tnh lu tr thng tin.
d. Da vo nguyn tc hot ng ca b nh ch c ROM.
Trong cc my vi tnh hin nay, thit b lu tr no sau y va dng lu tr di hn cc tp tin ng thi thit lp mt cp b nh bn di b nh trong lm b nh o.
a. Bng t (Tape backup).
b. a quang (CDROM / DVD).
c. a cng (HDD: Hard Disk Drive).
d. a bn dn / a USB (USB Drive).
a phim DVD c phn gii bao nhiua. 1027 x 768
b. 800 x 600
c. 720 x 640
d. 320 x 200
Trong h thng mng a tRAID 3, thng tin d phng c lu tr nh th no ?
a. Lu tr theo c ch Parity mc khi, c 1 a ring lu cc khi Parity.
b. Lu tr theo c ch Parity mc khi, khng c a ring lu cc khi Parity.
c. Lu tr theo c ch a gng.
d. Lu tr theo c ch Parity mc bit, c 1 a ring lu cc bit Parity.
S khc nhau quan trng gia a t v bng t l g?
a. a t c c ch thm nhp ngu nhin cn bng t l tun t.
b. a t c c ch hot ng phc tp hn bng t.
c. a t t h hng hn bng t.
d. a t lu tr thng tin vi mt cao hn bng t.
Nhim v no sau y khng phi ca cc thit b nhp xut ?
a. Giao tip gia ngi s dng v my tnh in t.
b. Lu tr thng tin di hn di dng cc tp tin.
c. Nhp xut thng tin ca my tnh in t.
d. X l thng tin.
Ti sao cn c chun ca BUS vo / ra?
a. Nh thit k my tnh v nh thit k ngoi vi tn trng cc chun th ngoi vi c th mc d dng vo my tnh.
b. Nh thit k my tnh v ngoi vi lm vic c lp vi nhau.
c. Lm cho vic kt ni ngoi vi vo my tnh d dng.
d. Cc cu tr li khc vi cu ny u ng.
Dng bus lien lc gia b x l trung tm, b nh v thit b ngoi vi c u im g?
a. r tin v nhiu thnh phn cng chia s mt ng dy trao i thong tin
b. cc cu u ng
c. d dng thm mt ngoi vi mi vo my tnh khi cn thit
d. d dng g b mt ngoi vi ra khi my tnh khi khng cn s dngPhng php ngt qung (interrupt) c li hn phng php thm d (polling) trong mt no sau y ?
a. Cc cu tr li khc vi cu ny u sai.
b. Thi gian ca CPU dng vo vic nhn bit ngoi vi c yu cu phc v.
c. Thi gian CPU x l thng tin trong cc ng dng c nhiu d liu.
d. Thi gian b x l thc hin vic vn chuyn d liu t ngoi v vo b nh.
Trong a cng, khi nim Cylinder l g ?a. Cc cu tr li khc vi cu ny u sai.
b. Tp hp cc sector c cng v tr trn tt c cc mt a.
c. Tp hp cc track c cng v tr (so vi tm trc quay) trn tt c cc mt a.
d. Tp hp cc sector c cng v tr trn cc track ca mt mt a.
H s d phng ca RAID 1l bao nhiu ? a. 20%.
b. 40%.
c. 50 %.
d. 30%.
Ch nhn ca BUS trong my tnh in t c hiu nh th no ? a. L b phn c th khi ng mt tc v c (nhn) hoc vit (gi) thng tin trn BUS.
b. L b phn c kt ni vo BUS nhn thng tin.
c. L b phn c kt ni vo BUS gi thng tin.
d. L b phn c kt ni vo BUS nhn hoc gi thng tin.
Trong h thng my tnh, bng t c s dngvovic g ?
a. Thit b nhp / xut thng tin khi thc hin cc chng trnh.
b. Sao chp d liu t my tnh ny sang my tnh khc.
c. Sao lu d phng cc tp tin trn a t.
d. Hu phng ca b nh trong dng t chc b nh o.
Trong mt my tnh s dng 5 a cng, dung lng mi a 80 GB, t chc thnh h thng mng a td phng kiu RAID 5. H thng nyc dung lng lu tr bao nhiu ?
a. 240 GB.
b. 400 GB
c. 160 GB.
d. 320 GB.
Ti sao mt my tnh c s dng b x l vo ra c xem nh mt my tnh a x l. a. V b x l vo ra gip cho my tnh thc hin cng lc nhiu (2) tin trnh.
b. Cc cu tr li khc vi cu ny u ng.
c. V b x l vo ra lm cho cc ng dng hot ng nh c hai CPU.
d. V b x l vo ra c th thc hin cc cng vic nh b x l trung tm.
K thut DMA (Direct Memory Access) c s dng cho cc nhm thit b ngoi vi no ?
a. Nhm thit b xut thng tin.
b. Nhm thit b ngoi vi thng dng.
c. Nhm thit b nhp thng tin.
d. Nhm thit b ngoi vi c khi lng v lu lng thng tin vo / ra ln.
Thit b no sau y ch dng xutthng tin ca my tnh in t ?a. Bn phm (Keyboard).
b. a CD-ROM (CD-ROM Drive).
c. a cng (Hard Disk Drive).
d. Mn hnh (Monitor).
Kthut no sau y c s dng trong BUS cht lng cao ?
a. K thut chuyn gi (Packet).
b. K thut truyn tin bt ng b.
c. K thut BUS a hp (ng a ch v s liu c dng chung).
d. K thut chuyn knh (thit lp kt ni trc khi truyn s liu)
c im no sau y ch c trn DVD v khng c trn CDROM ?a. Mt ghi thng tin phn b u theo diu di ca track.
b. C th c hai hoc ba lp d liu (layer) trn 1 mt a.
c. Cc track l cc vng xon trn c.
d. c d liu da vo tnh phn chiu v khng phn chiu trn b mt a i vi nh sng (tia laser).
Trong h thng mng a tRAID 4, thng tin d phng c lu tr nh th no ?
a. Lu tr theo c ch a gng.
b. Lu tr theo c ch Parity mc khi, khng c a ring lu cc khi Parity.
c. Lu tr theo c ch Parity mc khi, c 1 a ring lu cc khi Parity.
d. Lu tr theo c ch Parity mc bit, c 1 a ring lu cc bit Parity.
Trong cc a cng SCSI dng cng ngh ghi thng tin mt u c ngha l?
a. Lng thng tin c phn b u theo chiu di ca track.
b. Cc cu tr li khc vi cu ny u ng.
c. S lng thng tin ghi trn cc track bng nhau.
d. Cc sector gn trc quay ghi t thng tin hn cc sector xa trc quay.
im li ca k thut s dng mt mng a t d phngl g?
a. Tng an ton trong lu tr thng tin bng a t trn my tnh.
b. Tng bn ca cc a t lu tr thng tin trn trn my tnh.
c. Gim gi thnh cho h thng lu tr thng tin trn my tnh.
d. Gim chi ph trong lu tr thng tin trn my tnh.
Ai a ra chun ca BUS vo / ra ?
a. Cc cu tr li khc vi cu ny u ng.
b. Cc c quan chun ha quc gia.
c. Cc nh sn sut c sn phm c nhiu ngi s dng chp nhn.
d. Cc c quan chun ha quc t.
Trong h thng mng a tRAID 5, thng tin d phng c lu tr nh th no ?
a. Lu tr theo c ch Parity mc khi, c 1 a ring lu cc khi Parity.
b. Lu tr theo c ch Parity mc khi, khng c a ring lu cc khi Parity.
c. Lu tr theo c ch Parity mc bit, c 1 a ring lu cc bit Parity.
d. Lu tr theo c ch a gng.
B x l vo ra v b x l trung tm ging nhau kh nngno ?
a. u c kh nng thc hin cng vic vn chuyn d liu gia ngoi vi v b nh.
b. u c kh nng x l thng tin trong cc ng dng tin hc.
c. Cc cu tr li khc vi cu ny u ng.
d. u c kh nng thc hin cc chng trnh ng dng song song ca mt my a x l.
Mt a CD-ROM48X c tc c d liu tia l bao nhiu?
a. 2400 MB/s
b. 4800 MB/s
c. 7200 MB/s
d. 7500 MB/s
Thit b no sau y ch dng nhp thng tin vo my tnh in t ?
a. a cng (Hard Disk Drive).
b. My in (Printer).
c. Mn hnh (Monitor).
d. a CD-ROM (CD-ROM Drive).
Khi nim Cluster trong a cng l g ?a. Tp hp cc track c cng v tr (so vi tm trc quay) trn tt c cc mt a.
b. Cc cu tr li khc vi cu ny sai.
c. Tp hp cc sector c cng v tr trn tt c cc mt a.
d. Tp hp cc sector c cng v tr trn cc track ca mt mt a.
Thit b no sau y va l thit b nhp thng tin, va l thit b xut thng tin ?a. a cng (Hard Disk Drive).
b. My qut nh (Scanner).
c. a CD-ROM (Compact Disk ROM Drive).
d. My in Laser (Laser Printer).
Hin nay loi b nh Rom no c s dng lm cc a bn dna. ROM
b. PROM
c. EEPROM
d. EPROMCD-ROM c mt ghi thng tinphn b u c ngha l g ?
a. Mt ghi thng tin cc track gn tm cao hn cc track xa tm.
b. Lng thng tin ghi trn cc track bng nhau.
c. Cc track c chiu di bng nhau.
d. Lng thng tin ghi thng tin ghi trn mt n v chiu di cc track khng thay i.
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