單項(xiàng)選擇題Regarding constructing a good encryption algorithm, what does creating an avalanche effect indicate?()

A.Altering the key length causes the ciphertext to be completely different
B.Changing only a few bits of a ciphertext message causes the plain text to be completely different
C.Altering the key length causes the plain text to be completely different
D.Changing only a few bits of a plain-text message causes the ciphertext to be completely different


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題Which item is correct regarding Cisco IOS IPS on Cisco IOS Release 12.4(11)T and later ?()

A.requires the Basic or Advanced Signature Definition File
B.uses the built-in signatures that come with the Cisco IOS image as backup
C.supports SDEE,SYSLOG,and SNMP for sending Cisco IPS alerts
D.uses Cisco IPS 5.x signature format

2.單項(xiàng)選擇題After enabling port security on a Cisco Catalyst switch, what is the default action when the configuredmaximum of allowed MAC addresses value is exceeded?()

A.The port’s violation mode is set to restrict
B.The port is shut down
C.The MAC address table is cleared and the new MAC address is entered into the table
D.The port remains enabled, but bandwidth is throttled until old MAC addresses are aged out

3.單項(xiàng)選擇題Stream ciphers run on which of the following?()

A.Fixed-length groups of digits called blocks
B.Individual blocks,one at a time,with the transformations varying during the encryption
C.Individual digits,one at a time,with the transformations varying during the encryption
D.Fixed-length groups of bits called blocks

4.單項(xiàng)選擇題What is the objective of the aaa authentication login console-in local command?()

A.It specifies the login authentication method list named console-in using the local user database on the router
B.It specifies the login authorization method list named console-in using the local RADIUS username-password data base
C.It specifies the login authentication list named console-in using the local username- password data base on the router
D.It specifies the login authorization method list named console-in using the local username- password data base on the router

5.多項(xiàng)選擇題Which statement best describes the Turbo ACL feature? ()

A.The Turbo ACL feature processes ACLs into lookup tables for greater efficiency
B.The Turbo ACL feature leads to increased latency, because the time it takes to match the packet isvariable
C.The Turbo ACL feature leads to reduced latency, because the time it takes to match the packet is fixedand consistent
D.Turbo ACLs increase the CPU load by matching the packet to a predetermined list

最新試題

Which two primary port authentication protocols are used with VSANs?()

題型:多項(xiàng)選擇題

During role-based CLI configuration, what must be enabled before any user views can be created?()

題型:單項(xiàng)選擇題

As a network engineer at Certpaper.com, you are responsible for Certpaper network. Which will benecessarily taken into consideration when implementing Syslogging in your network?()

題型:單項(xiàng)選擇題

For the following options, which feature is the foundation of Cisco Self-Defending Network technology?()

題型:單項(xiàng)選擇題

A standard access control list has been configured on a router and applied to interface Serial 0 in anoutbound direction. No ACL is applied to Interface Serial 1 on the same router. What will happen whentraffic being filtered by the access list does not match the configured ACL statements for Serial 0?()

題型:單項(xiàng)選擇題

When configuring SSH, which is the Cisco minimum recommended modulus value?()

題型:單項(xiàng)選擇題

Which information is stored in the stateful session flow table while using a stateful firewall?()

題型:單項(xiàng)選擇題

When configuring role-based CLI on a Cisco router,which action will be taken first ?()

題型:單項(xiàng)選擇題

Which option ensures that data is not modified in transit?()

題型:單項(xiàng)選擇題

Which name is of the e-mail traffic monitoring service that underlies that architecture of IronPort?()

題型:單項(xiàng)選擇題