大工16春《专业英语（计算机英语）》在线测试3答案

一、（共 20 道试题，共 80 分。）

1. ( ) will provok ril hngs in th thing pross uring th oming s, prtiulrly s smrt stunts isovr thy n go yon th limits of tritionl thing mthos.
. nimtion
. WV
. Multimi
. non of th ov
正确答案：
2. ( ) is wy of trnsfrring fils ovr th Intrnt from on omputr to nothr.
. Intrnt
. FTP
. -mil
. ISP
正确答案：
3. ( ), th pross of hnging plintxt t into niphr txt through n lgorithm.
. rypt
. nryption
. uthntit
. Hkr
正确答案：
4. ( ) (Motion Pitur xprts Group) stnrs r th min lgorithms us to omprss vios.u to th ft tht movis ontin oth imgs n soun, it n omprss oth uio n vio.
. JPG
. MPG
. MII
. non of th ov
正确答案：
5. ( ) is protool tht lts usr log in to rmot omputr n us progrms n t tht th rmot ownr hs m vill, just s if it wr thir own omputr.
. FTP
. WWW
. Tlnt
. NSFNT
正确答案：
6. ( ), xutl o tht, whn run y somon, infts othr xutl o in omputr.
. omputr Surity
. igitl signturs
. omputr virus
. non of th ov
正确答案：
7. ( ) stns for "Worl Wi W"; it is th lrg glol olltion of Intrnt srvrs whih support hyprtxt oumnts o in HTML, n trnsfrr vi HTTP.
. Intrnt
. WWW
. RPNT
. ISP
正确答案：
8. ( ) ,onvrsion of ithr no or niphr txt into plintxt.
. rypt
. nryption
. uthntit
. Hkr
正确答案：
9. ( ), th pross of omprssing fil suh tht som t is lost ftr th fil is omprss n omprss.
. Lossy omprssion
. Losslss omprssion
. itmp
. Vtor img
正确答案：
10. ( ), srt o ssign to usr whih is known y th omputr systm. Knowlg of th psswor ssoit with th usr I is onsir proof of uthoriztion.
. Hkr
. Psswor
. S
. uthntit
正确答案：
11. Th ( ) is worlwi systm of omputr ntworks in whih ny on omputr n gt informtion from/or tlk to ny othr onnt omputr using th TP/IP protools.
. Intrnt
. WWW
. RPNT
. ISP
正确答案：
12. ( ) is omputr thnology tht rts thr imnsionl rl illusion in n rtifiil worl.
. Vtor img
. itmp
. JPG
. Virtul Rlity
正确答案：
13. ( ), whih stns for Motion Pitur xprts Group (MPG) Lyr 3, is rpily oming th stnr for musi trnsmission vi Intrnt.
. MP3
. MP4
. JPG
. VI
正确答案：
14. ( ) (Joint Photogrphi xprts Group), stnr for omprssing ontinuous-ton still piturs. It os not hnl lk-n-whit imgs, nor os it hnl motion pitur omprssion.
. JPG
. MPG
. MII
. non of th ov
正确答案：
15. ( ), th pross of omprssing fil suh tht,ftr ing omprss n omprss, it mths its originl formt it for it.
. Lossy omprssion
. Losslss omprssion
. itmp
. Vtor img
正确答案：
16. Whih on is wor prossing n txt iting tool?( )
. Photoshop
. Wor
. xtrm 3
. Prmir
正确答案：
17. ( ), rfrring to prson who rks into omputr systms for th hllng or stl omputr rsours or orrupt omputr's t.
. Hkr
. Psswor
. S
. uthntit
正确答案：
18. Th ( ) ws th prursor to th Intrnt. vlop in th lt 1960's n rly 1970's y th U.S. prtmnt of fn s n xprimnt in wi-r-ntworking tht woul surviv nulr wr.
. RPNT
. ppl
. Mirosoft
. Non of th ov
正确答案：
19. ( ) is th mssgs, usully txt, sn from on prson to nothr vi th Intrnt.
. TP/IP
. Tlnt
. FTP
. -mil
正确答案：
20. ( ), thnologil n mngril prours ppli to omputr systms to nsur th vilility, intgrity n onfintility of informtion mng y th omputr systm.
. omputr Surity
. igitl signturs
. omputr virus
. non of th ov
正确答案：
二、（共 10 道试题，共 20 分。）

1. rit r is plsti r tht llows th holr to otin goos n srvis on rit trms without th immit rquirmnt to py sh.( )
. 错误
. 正确
正确答案：
2. n ISP is ompny tht provis ss to th Intrnt.( )
. 错误
. 正确
正确答案：
3. omin Nm Systm is n Intrnt srvi tht trnslts omin nms to or from IP rsss.( )
. 错误
. 正确
正确答案：
4. n onlin pymnt is montry trnstion from th ustomr to th vnor ovr th Intrnt y rit r, igitl sh, -wllts, n smrt rs.( )
. 错误
. 正确
正确答案：
5. ltroni ommr mns uying n slling prouts n srvis onlin vi th Intrnt.( )
. 错误
. 正确
正确答案：
6. Symmtri ky(Privt Ky):In nryption, two-ky systm in whih th ky us to lok t is m puli, so vryon n "lok". son privt ky is us to unlok or rypt.( )
. 错误
. 正确
正确答案：
7. I is st of omputr intrhng stnrs for usinss oumnts suh s invois, ills, n purhs orrs.( )
. 错误
. 正确
正确答案：
8. ls lin is lin rnt from tlphon ompny for th xlusiv us of ustomr to ss Intrnt.( )
. 错误
. 正确
正确答案：
9. symmtri ky(Puli Ky),in nryption, on ky is us to oth lok n unlok t.( )
. 错误
. 正确
正确答案：
10. TP/IP is th suit of ommunitions protools us to onnt omputrs on th Intrnt.( )
. 错误
. 正确
正确答案：