大工16春《专业英语(计算机英语)》在线测试2答案

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大工16春《专业英语(计算机英语)》在线测试1答案.txt

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大工16春《专业英语(计算机英语)》在线测试2答案.txt

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大工16春《专业英语(计算机英语)》在线测试3答案.txt

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一、(共 20 道试题,共 80 分。)
1.  ( ), softwr us in orport ntworks (intrnts n xtrnts) to prvnt unuthoriz popl from ssing th ntwork.
. Firwll
. Mom
. Hyprtxt
. TP
正确答案:
2.  ( ) lso ll  progrm, is th sris of omputr lngug o instrutions tht tlls th omputr how to prform tsks.
. Softwr
. Hrwr
. ompilr
. Intrprtr
正确答案:
3.   ( ) is  highly intllignt vi tht supports onntivity twn oth lik n unlik LNs,n twn LNs n WNs or MNs.
. routr
. rptr
. swith
. rig
正确答案:
4.  ( ), short for moultor/moultor, vi tht onvrts igitl signls into  rprsnttion of nlog form(moultion) to sn ovr phon lins; riving mom thn onvrts th nlog signl k to  igitl signl(moultion).
. Srvr
. Ntwork
. Mom
. Gtwy
正确答案:
5.   ( ) hnnl llows simultnous mssg xhng in oth irtions.It rlly onsists of two simplx hnnls,  forwr hnnl n  rvrs hnnl,linking th sm points.
. hlf-uplx
. full-uplx
. simplx
. non of th ov
正确答案:
6.  ( ) is n ronym for lol r ntwork.It is  group of omputrs n othr vis isprs ovr  rltivly limit r n onnt y  ommunitions link.
. LN
. WN
. MN
. Non of th ov
正确答案:
7.  Th PU xuts progrms o in  lowr lvl lngug ll th ( ).
. utility progrm
. lngug trnsltor
. mhin lngug
. kup
正确答案:
8.   ( ) is softwr tht looks t n ntir high-lvl progrm for trnslting it into mhin lngug.
. ompilr
. intrprtr
. instrution
. pross
正确答案:
9.  ( ) progrms r us to rovr lt or mg(orrupt) fils.
. t rovry
. Systm ll
. Systm rsh
. Systm softwr
正确答案:
10.  In ( ) mo, th ommunition is uniirtionl, lik  on-wy strt. Only on of th two sttions on  link n trnsmit;th othr n only riv.
. hlf-uplx
. full-uplx
. simplx
. non of th ov
正确答案:
11.  Linux is n oprting systm similr to ( ) tht is oming mor n mor populr.
. Winows 98
. Winows 2000
. Winows XP
. Unix
正确答案:
12.  ( ) is  vi tht funtions s oth  routr n  rig.
. Rptr
. Swith
. Gtwy
. routr
正确答案:
13.  ( ), iffrn twn th lowst n highst frqunis trnsmitt in  prtiulr hnnl or systm.
. mplitu
. nwith
. rig
. Ntwork
正确答案:
14.  ( ), th protool for trnsfrring HTML fils on th W.
. HTML
. ISP
. lint
. Srvr
正确答案:
15.  Two typs of softwr r ( ) n pplition softwr.
. systm softwr
. systm ll
. systm rsh
. systm hrwr
正确答案:
16.  Th ( ) is utomtilly lo into RM soon ftr you turn on, or "oot" th omputr.
. pplition softwr
. oprting softwr
. shll
. ompilr
正确答案:
17.  In  ( ) ntwork, ll miroomputrs n othr ommunition vis r onnt to  ontinuous loop.
. us
. str
. tr
. ring
正确答案:
18.  ( ) is th numr of tims  wv rpts uring  spifi tim intrvl,tht is how mny tims it omplts  yl in on son.
. mplitu
. Frquny
. nlog signls
. igitl signls
正确答案:
19.  ( ) is init y th hight of  wv within  givn prio of tim.
. mplitu
. Frquny
. nlog signls
. igitl signls
正确答案:
20.  In  ( ) ntwork, ll miroomputrs n othr ommunitions vis r onnt to  ntrl hu, suh s  fil srvr or host omputr, usully vi (UTP).
. us
. str
. tr
. ring
正确答案:
二、(共 10 道试题,共 20 分。)
1.  Uplo, to sn fils from  usr's miroomputr to nothr omputr. ompr with ownlo.( )
. 错误
. 正确
正确答案:
2.  Oprting systm is  st of progrms tht prform spifi tsks for usrs.( )
. 错误
. 正确
正确答案:
3.  LN, ommunitions ntwork tht ovrs  wi gogrphil r, suh s  stt or  ountry.( )
. 错误
. 正确
正确答案:
4.  ++ is n ojt-orint progrmming lngug.( )
. 错误
. 正确
正确答案:
5.  vi rivrs r spiliz progrms sign to llow prtiulr input or output vis to ommunit with th rst of th omputr systm.( )
. 错误
. 正确
正确答案:
6.  rig, intrf tht nls WNs to ommunit.( )
. 错误
. 正确
正确答案:
7.  Lngug trnsltors onvrt th progrmming instrutions into  lngug tht omputrs unrstn n pross.( )
. 错误
. 正确
正确答案:
8.  Usr intrf ontrols how you ntr t or instrutions n how informtion is isply on th omputr srn.( )
. 错误
. 正确
正确答案:
9.  Gtwy, intrf tht nls issimilr ntworks to ommunit with on nothr.( )
. 错误
. 正确
正确答案:
10.  pplition softwr onsists of progrms tht prform spifi tsks for usrs.( )
. 错误
. 正确
正确答案:
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