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单选题
Which of the following encryption methods is known to be unbreakable?下面哪一个加密算法被认为是不可破解的？（）
A
Elliptic Curve Cryptography.椭圆曲线加密
B
One-timepads.一次性随机密钥
C
Symmetric ciphers.对称密钥
D
DES codebooks.DES密码本
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更多 “单选题Which of the following encryption methods is known to be unbreakable?下面哪一个加密算法被认为是不可破解的？（）A Elliptic Curve Cryptography.椭圆曲线加密B One-timepads.一次性随机密钥C Symmetric ciphers.对称密钥D DES codebooks.DES密码本” 相关考题
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Which two wireless encryption methods are based on the RC4 encryption algorithm?()
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There are two networks sharing the same office space. One network already has an 802.11g accesspoint. The second network acquires one as well. If known, which of the following would help keep the two networks from interfering with each other?（）A、ChannelB、WEP keyC、Pre-shared keyD、Encryption type
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Which two wireless encryption methods are based on the RC4 encryption algorithm? （）A、WEPB、CCKMC、AESD、TKIPE、CCMP
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Which of the following encryption methods is known to be unbreakable?下面哪一个加密算法被认为是不可破解的？（）A、Elliptic Curve Cryptography.椭圆曲线加密B、One-timepads.一次性随机密钥C、Symmetric ciphers.对称密钥D、DES codebooks.DES密码本
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单选题Examine the following RMAN command: RMAN CONFIGURE ENCRYPTION FOR DATABASE ON; RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which prerequisite must be met before accomplishing the backup?（）A
Provide a password for the encryptionB
Set up an Oracle wallet for the encryptionC
No setup is required as it is a default encryption methodD
Both Oracle wallet and password must be set up for the encryption
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ECPB
IRQC
AGPD
TPM
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HeatsinkB
FanC
Liquid coolingD
Compressed air
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