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1、2021广西软件水平考试考试真题卷（7）本卷共分为1大题50小题，作答时间为180分钟，总分100分，60分及格。一、单项选择题（共50题，每题2分。每题的备选项中，只有一个最符合题意） 1.MIDI enables people to use (11) computers and electronic musical instruments. There are actually three components to MIDI, the communications (12) , the Hardware Interface and a distribution (13) called S
2、tandard MIDI Files . In the context of the WWW, the most interesting component is the (14) Format. In principle, MIDI files contain sequences of MIDI Protocol messages. However, when MIDI Protocol (15) are stored in MIDI files, the events are also time-stamped for playback in the proper sequence. Mu
3、sic delivered by MIDI files is the most common use of MIDI today.AVideoBFaxmailCGraphicDAudio 2.Originally introduced by Netscape Communications, (21) are a general mechanism which HTTP Server side applications, such as CGI (22) , can use to both store and retrieve information on the HTTP (23) side
4、of the connection. Basically, Cookies can be used to compensate for the (24) nature of HTTR The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (25) .ABrowsersBCookiesCConnectionsDScripts 3.WebSQL is a SQL-like (26) language for extracting info
5、rmation from the weB. Its capabilities for performing navigation of web (27) make it a useful tool for automating several web-related tasks that require the systematic processing of either ail the links in a (28) , all the pages that can be reached from a given URL through (29) that match a pattern,
6、 or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common (30) Interface.AqueryBtransactionCcommunicationDprogramming 4.MIDI enables people to use (11) computers and electronic musical instruments. There are actually three components to MI
7、DI, the communications (12) , the Hardware Interface and a distribution (13) called Standard MIDI Files . In the context of the WWW, the most interesting component is the (14) Format. In principle, MIDI files contain sequences of MIDI Protocol messages. However, when MIDI Protocol (15) are stored in
8、 MIDI files, the events are also time-stamped for playback in the proper sequence. Music delivered by MIDI files is the most common use of MIDI today.AmessagesBpacketsCframeDinformation 5.NACs(Network Access Control) role is to restrict network access to only compliant endpoints and (31) users. Howe
9、ver, NAC is not a complete LAN (32) solution; additional proactive and (33) security measures must be implementeD. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application avai
10、lability and performance. Nevis integrates NAC as the first line of LAN security (34) . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures-real-time, multilevel (35) inspection and microsecond threat containment.Aautoma
11、tedBdistinguishedCauthenticatedDdestructed 6.Virtualization is an approach to IT that pools and shares (36) so that utilization is optimized and supplies automatically meet demanD. Traditional IT environments are often silos, where both technology and human (37) are aligned around an application or
12、business function. With a virtualized (38) , people, processes, and technology are focused on meeting service levels, (39) is allocated dynamically, resources are optimized, and the entire infrastructure is simplified and flexible. We offer a broad spectrum of virtualization (40) that allows custome
13、rs to choose the most appropriate path and optimization focus for their IT infrastructure resources.AadvantagesBresourcesCbenefitsDprecedents 7.Originally introduced by Netscape Communications, (21) are a general mechanism which HTTP Server side applications, such as CGI (22) , can use to both store
14、 and retrieve information on the HTTP (23) side of the connection. Basically, Cookies can be used to compensate for the (24) nature of HTTR The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (25) .AgraphicsBprocessesCscriptsDtexts 8.WebSQL is
15、a SQL-like (26) language for extracting information from the weB. Its capabilities for performing navigation of web (27) make it a useful tool for automating several web-related tasks that require the systematic processing of either ail the links in a (28) , all the pages that can be reached from a
16、given URL through (29) that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common (30) Interface.AbrowsersBserversChypertextsDclients 9.NACs(Network Access Control) role is to restrict network access to only compliant e
17、ndpoints and (31) users. However, NAC is not a complete LAN (32) solution; additional proactive and (33) security measures must be implementeD. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of s
18、ecurity plus application availability and performance. Nevis integrates NAC as the first line of LAN security (34) . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures-real-time, multilevel (35) inspection and microseco
19、nd threat containment.AcrisisBsecurityCfavorableDexcellent 10.Certificates are (16) documents attesting to the (17) of a public key to an individual or other entity. They allow verification of the claim that a given public key does in fact belong to a given individual. Certificates help prevent some
20、one from using a phony key to (18) someone else. In their simplest form, Certificates contain a public key and a name. As commonly used, a certificate also contains an (19) date, the name of the CA that issued the certificate, a serial number, and perhaps other information. Most importantly, it cont
21、ains the digital (20) of the certificate issuer. The most widely accepted format for certificates is X.509, thus, Certificates can be read or written by any application complying with X.509.AimpersonateBpersonateCdamageDcontrol 11.WebSQL is a SQL-like (26) language for extracting information from th
22、e weB. Its capabilities for performing navigation of web (27) make it a useful tool for automating several web-related tasks that require the systematic processing of either ail the links in a (28) , all the pages that can be reached from a given URL through (29) that match a pattern, or a combinati
23、on of both. WebSQL also provides transparent access to index servers that can be queried via the Common (30) Interface.AhypertextBpageCprotocolDoperation 12.NACs(Network Access Control) role is to restrict network access to only compliant endpoints and (31) users. However, NAC is not a complete LAN
24、(32) solution; additional proactive and (33) security measures must be implementeD. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application availability and performance. Nevis
25、 integrates NAC as the first line of LAN security (34) . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures-real-time, multilevel (35) inspection and microsecond threat containment.AconstructiveBreductiveCreactiveDprodu
26、ctive 13.Originally introduced by Netscape Communications, (21) are a general mechanism which HTTP Server side applications, such as CGI (22) , can use to both store and retrieve information on the HTTP (23) side of the connection. Basically, Cookies can be used to compensate for the (24) nature of
27、HTTR The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (25) .AClientBEditorCCreatorDServer 14.Virtualization is an approach to IT that pools and shares (36) so that utilization is optimized and supplies automatically meet demanD. Traditional
28、IT environments are often silos, where both technology and human (37) are aligned around an application or business function. With a virtualized (38) , people, processes, and technology are focused on meeting service levels, (39) is allocated dynamically, resources are optimized, and the entire infr
29、astructure is simplified and flexible. We offer a broad spectrum of virtualization (40) that allows customers to choose the most appropriate path and optimization focus for their IT infrastructure resources.AprofitsBcostsCresourcesDpowers 15.Which of the following elements can be called the key elem
30、ent of a computer _AprinterBCPUCmouseDkeyboard 16.Virtualization is an approach to IT that pools and shares (36) so that utilization is optimized and supplies automatically meet demanD. Traditional IT environments are often silos, where both technology and human (37) are aligned around an applicatio
31、n or business function. With a virtualized (38) , people, processes, and technology are focused on meeting service levels, (39) is allocated dynamically, resources are optimized, and the entire infrastructure is simplified and flexible. We offer a broad spectrum of virtualization (40) that allows cu
32、stomers to choose the most appropriate path and optimization focus for their IT infrastructure resources.AsystemBinfrastructureChardwareDlink 17.NACs(Network Access Control) role is to restrict network access to only compliant endpoints and (31) users. However, NAC is not a complete LAN (32) solutio
33、n; additional proactive and (33) security measures must be implementeD. Nevis is the first and only comprehensive LAN security solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application availability and performance. Nevis integrates
34、NAC as the first line of LAN security (34) . In addition to NAC, enterprises need to implement role-based network access control as well as critical proactive security measures-real-time, multilevel (35) inspection and microsecond threat containment.AdefenseBintrusionCinbreakDprotection 18.Certifica
35、tes are (16) documents attesting to the (17) of a public key to an individual or other entity. They allow verification of the claim that a given public key does in fact belong to a given individual. Certificates help prevent someone from using a phony key to (18) someone else. In their simplest form
36、, Certificates contain a public key and a name. As commonly used, a certificate also contains an (19) date, the name of the CA that issued the certificate, a serial number, and perhaps other information. Most importantly, it contains the digital (20) of the certificate issuer. The most widely accept
37、ed format for certificates is X.509, thus, Certificates can be read or written by any application complying with X.509.AcommunicationBcomputationCexpectationDexpiration 19.WebSQL is a SQL-like (26) language for extracting information from the weB. Its capabilities for performing navigation of web (2
38、7) make it a useful tool for automating several web-related tasks that require the systematic processing of either ail the links in a (28) , all the pages that can be reached from a given URL through (29) that match a pattern, or a combination of both. WebSQL also provides transparent access to inde
39、x servers that can be queried via the Common (30) Interface.ApathsBchipsCtoolsDdirectories 20.WebSQL is a SQL-like (26) language for extracting information from the weB. Its capabilities for performing navigation of web (27) make it a useful tool for automating several web-related tasks that require
40、 the systematic processing of either ail the links in a (28) , all the pages that can be reached from a given URL through (29) that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common (30) Interface.ARouterBDeviceCCom
41、puterDGateway 21.Certificates are (16) documents attesting to the (17) of a public key to an individual or other entity. They allow verification of the claim that a given public key does in fact belong to a given individual. Certificates help prevent someone from using a phony key to (18) someone el
42、se. In their simplest form, Certificates contain a public key and a name. As commonly used, a certificate also contains an (19) date, the name of the CA that issued the certificate, a serial number, and perhaps other information. Most importantly, it contains the digital (20) of the certificate issu
43、er. The most widely accepted format for certificates is X.509, thus, Certificates can be read or written by any application complying with X.509.AsignatureBmarkCstampDhypertext 22.Originally introduced by Netscape Communications, (21) are a general mechanism which HTTP Server side applications, such
44、 as CGI (22) , can use to both store and retrieve information on the HTTP (23) side of the connection. Basically, Cookies can be used to compensate for the (24) nature of HTTR The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (25) .AfixedBfle
45、xibleCstableDstateless 23.NACs(Network Access Control) role is to restrict network access to only compliant endpoints and (31) users. However, NAC is not a complete LAN (32) solution; additional proactive and (33) security measures must be implementeD. Nevis is the first and only comprehensive LAN s
46、ecurity solution that combines deep security processing of every packet at 10Gbps, ensuring a high level of security plus application availability and performance. Nevis integrates NAC as the first line of LAN security (34) . In addition to NAC, enterprises need to implement role-based network acces
47、s control as well as critical proactive security measures-real-time, multilevel (35) inspection and microsecond threat containment.AportBconnectionCthreatDinsuranc 24.Virtualization is an approach to IT that pools and shares (36) so that utilization is optimized and supplies automatically meet demanD. T