第
65題: 虛擬內(nèi)存的主要作用是()。
A.提高內(nèi)存訪問速度
B.實(shí)現(xiàn)多任務(wù)隔離
C.?dāng)U大邏輯內(nèi)存容量
D.優(yōu)化 CPU緩存效率答案解析與討論:
m.xomuzic.com/st/7818823643.html第
66題: UDP首部不包括()字段。
A.目標(biāo)端口
B.序列號
C.源端口
D.校驗(yàn)和答案解析與討論:
m.xomuzic.com/st/7818923634.html第
67題: 若某設(shè)備收到目的IP為本地、但MAC地址不匹配的數(shù)據(jù)幀,其他數(shù)據(jù)鏈路層會()該數(shù)據(jù)幀。
A.丟棄
B.廣播
C.緩存
D.轉(zhuǎn)發(fā)答案解析與討論:
m.xomuzic.com/st/7819023634.html第
69題: 某網(wǎng)絡(luò)中,使用集線器(Hub)連接多臺終端,如果將集線器替換為交換機(jī)后,下列說法正確的是()。
A.廣播域減少,沖突域減少
B.交換機(jī)每個端口形成一個獨(dú)立的沖突域
C.交換機(jī)所有端口合并形成一個沖突域
D.廣播域不變,沖突域不變答案解析與討論:
m.xomuzic.com/st/7819223634.html第
70題: 企業(yè)園區(qū)網(wǎng)絡(luò)設(shè)計(jì)時,采用“核心-匯聚-接入”分層模型的優(yōu)點(diǎn)是()。
A.無單點(diǎn)故障,網(wǎng)絡(luò)冗余性高
B.IP地址統(tǒng)一分配,方便管理
C.易于隔離故障,網(wǎng)絡(luò)穩(wěn)定性高
D.所有流量經(jīng)過核心層,通信效率高答案解析與討論:
m.xomuzic.com/st/7819323625.html第
71題:
In recent years, the importance of network security has grown significantly due to the increasing number of cyber threats. To protect sensitive information, Organizations are adopting advanced (1)solutions such as end-to-end encryption and multi-factor authentication. One popular cryptographic method is (2),which ensures that data remains confidential transmission. Additionally,the use of(3)technology is becoming more common to secure communications and prevent unauthorized access to networks. As cyber attacks evolve, it is imperative for businesses to implement robust(4),measures and continuously update their systems to address new vulnerabilities. Moreover, emerging technologies 1ike (5)can help analysts detect anomalies and respond to threats more effectively.(1)A.networkB.hardwareC.softwareD.cryptographic(2)A.blockchainB.digital signatureC.encryptionD.hashing(3)A.blockchainB.cloudC.peer-to-peerD.a(chǎn)uthentication(4)A.designB.StorageC.performanceD.security(5)A.6GB.virtual reality (VR)C.a(chǎn)rtificial intelligence (Al)D.3D printing答案解析與討論:
m.xomuzic.com/st/781949062.html