更多"Basically the bedplate consists of "的相关试题:
[单项选择]A main bearing consists of two shells which are secured by means of studs and （）.
A. tie rods
B. through bolts
C. lead wires
D. bearing caps
[多项选择]Which two data intergrity algorithms are commonly used in VPN solutions?（）
A. HMAC-MD5
B. RSA
C. HMAC-SHA-1
D. DH1
E. DH2
[多项选择]Which two of these are recommended practices with trunks? （）
A. use ISL encapsulation
B. use 802.1q encapsulation
C. set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiation
D. use VTP server mode to support dynamic propagation of VLAN information across the network
E. set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.
[多项选择]Which two statements best describe the wireless security standard that is defined by WPA (Choose two.)（）。
A. It specifies use of a static encryption key that must be changed frequently to enhance security
B. It requires use of an open authentication method
C. It specifies the use of dynamic encryption keys that change each time a client establishes a connection
D. It requires that all access points and wireless devices use the same encryption key
E. It includes authentication by PSK
[多项选择]Which two statements about using the CHAP authentication mechanism in a PPP link are true?（）
A. CHAP uses a two-way handshake
B. CHAP authentication periodically occurs after link establishment
C. CHAP has no protection from playback attacks
D. CHAP authentication is performed only upon link establishment
E. CHAP uses a three-way handshake
F. CHAP authentication passwords are sent in plaintext
[多项选择]Which two tasks does the Dynamic Host Configuration Protocol perform?（）
A. Set the IP gateway to be used by the network.
B. Perform host discovery used DHCPDISCOVER message.
C. Configure IP address parameters from DHCP server to a host.
D. Provide an easy management of layer 3 devices.
E. Monitor IP performance using the DHCP server.
F. Assign and renew IP address from the default pool.
[多项选择]Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch?（）
A. SW1#show swithport port-security interface FastEthernet 0/12
B. SW1# show swithport port-secure interface FastEthernet 0/12
C. SW1# show port-secure interface FastEthernet 0/12
D. SW1#show running-config
E. SW1#show port-security interface FastEthernet 0/12
[多项选择]Which two of these Metro Internet services map to E-LAN services that are defined by the MEF?（）
A. Ethernet Private Line
B. Ethernet Wire Service
C. Ethernet Relay Service
D. Ethernet Multipoint Service
E. Ethernet Relay Multipoint Service
[多项选择]Which two benefits does VoFR provide?（）
A. bandwidth efficiency
B. cell-switching
C. congestion notification
D. heterogeneous network
[多项选择]Which two settings must be configured in order to use the GUI to configure Call Admission Control with voice applications?（）
A. QoS must be set to Platinum
B. WMM must be enabled
C. QoS must be set to Gold
D. TSPEC must be disabled
E. Cisco Compatible Extensions must be disabled
[多项选择]Which two link protocols are used to carry multiple VLANs over a single link?（）
A. VTP
B. 802.1q
C. IGP
D. ISL
E. 802.3u
[多项选择]Which two benefits are provided by creating VLANs? （）
A. added security
B. dedicated bandwidth
C. provides segmentation
D. allows switches to route traffic between subinterfaces
E. contains collisions
[多项选择]Which two subnetworks would be included in the summarized address of 172.31.80.0 /20?（）
A. 172.31.17.4/30
B. 172.31.51.16/30
C. 172.31.64.0/18
D. 172.31.80.0/22
E. 172.31.92.0/22
F. 172.31.192.0/18
[多项选择]Which two are advantages of static routing when compared to dynamic routing?（）
A. Security increases because only the network administrator may change the routing tables.
B. Configuration complexity decreases as network size increases.
C. Routing updates are automatically sent to neighbors.
D. Route summarization iscompued automatically by the router.
E. Routing traffic load is reduced when used in stub network links.
F. An efficient algorithm is used to build routing tables,using automatic updates.
G. Routing tables adapt automatically to topology changes.
