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7/23/2019 Chng 1. H iu Hnh
1/15
TrngihcXyDngKhoa CngnghThngtin
PhmHuThnh
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7/23/2019 Chng 1. H iu Hnh
2/15
CcvntrnhbyKhinimHH
Lchsphttrin
PhnloiHHCctnhchtcbncaHH
CcchcnngcaHH
CcthnhphncaHH
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7/23/2019 Chng 1. H iu Hnh
3/15
KhinimhiuhnhMththngmytnh
chia lm4 lp
PhncngHiuhnh
Ccchngtrnhngdng
Ngisdng
Database
User n
compiler Text Editor Program language
Application programs
Operating Systems
Hardware
User 1 User 2 User 3 ..
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7/23/2019 Chng 1. H iu Hnh
4/15
Khinimhiuhnh Xtvphangisdng: HH tomitrnggiao dingia
ngidngvmytnh, chophpngidngara chthhotngiukhinhthng.
Xtvphatrnhngdng: HH tomitrngcho ccchngtrnhhotng. Cung
cpcchkchhotvloibcctrnhngdng
Xtvphaphncng: HH qunlccthitb1 cchchiuqu,khai
thchtcckhnngcathitb, cung cpcho ccchng
trnhvngisdngtinguynphncngkhi cyucu. HH
lmttphpccchngtrnhhthngcchcnngtomitrnggiao dincho ngisdng,
tomitrnghotngchocctrnhngdng, qunlvkhai thchiuquccthitbphncng.
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7/23/2019 Chng 1. H iu Hnh
5/15
Lchsphttrin (b sung)LchsphttrinHH gnlinvilchsphttrinca
mytnhs.
4 thhmytnhs:Thhth1
Thhth2
Thhth3
Thhth4
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7/23/2019 Chng 1. H iu Hnh
6/15
Phnloi HH nnhim: Mithiimchiuhnh1 hotngcachng
trnh.
HH anhim: Chophpthchinnhiuchngtrnhtimtthiim.
HH nchng: Timithiimchchophpmtngisdnglmvic
HH achng: Chophpnhiungisdngcngthiim
HH chiasthigian: MtCPU
lunphcvcctintrnhvmtchngtrnhcthrivotrngthichikhi chacphnbCPU.
HH thigian thc: Tintrnhnpvohthngtibtk1 thiimnocngcphnbgiCPU.
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7/23/2019 Chng 1. H iu Hnh
7/15
TnhchtcaHH Tnh tin cy: Mi hot ng, thng bo ca HH phi chun
xc tuyt i.
Tnh an ton: HH phi m bo cho d liu cc chng trnhkhng thay i ngoi
mun trong mi trng hp v mi ch hot ng. Cung cp cc c ch bo v d liu v
tinguyn dng chung.
Tnh hiu qu: Ti nguyn my tnh l c hn do HH phi
s dng ti nguyn mt cch trit gii quyt c ccyu cu phc tp ca chng
trnh
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7/23/2019 Chng 1. H iu Hnh
8/15
TnhchtcaHH Tnhktha: Kthaccuim, khcphcnhcimca
ccHH trcvkhnngthchnghi viccthay itrong tnglai..
Tnhthunli: HH phisdngddng, chiuqutytheo kinthc, kinh
nghimngidng. Chthnghtr
phongphyngisdngcthtotomnhngay trong qutrnhsdng.
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7/23/2019 Chng 1. H iu Hnh
9/15
ChcnngQunltintrnh
To, xatintrnhra khihthng. Tocccchlinlc,ngbgiacctintrnh,
cccchxlbtc.
mbocchhotngsong song giacctintrnh
Qunlbnh
Qunlbnhtrong
Qunlbnhngoi
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7/23/2019 Chng 1. H iu Hnh
10/15
ChcnngQunlhthngvora
Che ducthcacchthngvo/ra
Tochngtrnhqunliukhinthitbchung vccthitbcbit
QunlfileTo, xafile, thmc
Htrccthao tcxlfile, thmcnhxfile lnbnhph
Ghi dphngccfile lnbnhph
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7/23/2019 Chng 1. H iu Hnh
11/15
ChcnngHthngbov
Bovtinguyncahthng,phttrinngnchnsai stcacctintrnh
LpmngHtrkhnngqunl, chia stinguynmngthngqua
ccthnhphniukhingiao tipmng.
ThngdchlnhLthnhphnquan trngnhtcahiuhnh
Gipmytnhhiuvxlccchth, lnhcangidng.
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7/23/2019 Chng 1. H iu Hnh
12/15
CcthnhphncaHHCcphcvcahiuhnh
Phcvthchinchngtrnh
iukhinthao tcvoraCcthao tcfile
Phthinlisai st
Phnphitinguyn
Thngk, ktonTchcccphcv
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7/23/2019 Chng 1. H iu Hnh
13/15
CcthnhphncaHH System call
Cung cpgiao dingiachngtrnhanghotngvhiuhnh.
HH cung cp2phngphptchcthchinccgihthng: Tchcbnglnhhpng
Tchctrctiptchngtrnhngnngbccaobngcchs
dngchngtrnhcon.
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7/23/2019 Chng 1. H iu Hnh
14/15
CcthnhphncaHHChngtrnhhthng
Cung cpcngccho ngisdngthchinccthao tcqunlviukhinhthngnh: -
Ccchngtrnhthao tcvifile vthmc
- Ccchngtrnhthngtin trngthi
- Ccchngtrnhhtrngnnglptrnh
- Ccchngtrnhiukhinnpvthchinchngtrnh
- Chngtrnhgiithchlnh
Ccchngtrnhngdng
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7/23/2019 Chng 1. H iu Hnh
15/15
CcthnhphncaHHCcchngtrnhngdng
Ccchngtrnhngdngikmtheo HH vimcchhtrcho ngisdngthchinccthao
tcngdngcbnnhccchngtrnhsonthovnbn, trnhduytweb, games,
