640-802题库.doc

必威体育精装版640-802题库（DEMO）下 36.Refer to the graphic. Which of the following access list statements are necessary to allow FTP access to the HR server from the Internet while blocking all other traffic? (Select two.) A access-list 101 permit tcp any 52 eq 21? B access-list 101 permit tcp any 52 eq 20? C access-list 101 permit tcp 52 any eq 20? D access-list 101 permit tcp 52 any eq 21? E access-list 101 deny tcp any 52 gt 21? F access-list 101 deny tcp 52 any gt 21? ANSWER: AB 37.Refer to the exhibit. This command is executed on 2960Switch: 2960Switch(config)# mac-address-table static 0000.00aa.aaaa vlan 10 interface fa0/1 Which two of these statements correctly identify results of executing the command? (Choose two.)? A Port security is implemented on the fa0/1 interface.? B MAC address 0000.00aa.aaaa does not need to be learned by this switch.? C Only MAC address 0000.00aa.aaaa can source frames on the fa0/1 segment.? D Frames with a Layer 2 source address of 0000.00aa.aaaa will be forwarded out fa0/1.? E MAC address 0000.00aa.aaaa will be listed in the MAC address table for interface fa0/1 only.? ANSWER: BE 38.Refer to the exhibit. Two buildings on the San Jose campus of a small company must be connected to use Ethernet with a bandwidth of at least 100 Mbps. The company is concerned about possible problems from voltage potential differences between the two buildings. Which media type should be used for the connection?? A UTP cable? B STP cable? C coaxial cable? D fiber optic cable? ANSWER: D 39.Refer to the exhibit. What is the correct addressing for a frame and packet received by Host B from Host A? A. Destination MAC: 0011.43da.2c98 Source MAC: 0070.0e8f.088a Destination IP: Source IP: ? B. Destination MAC: 0011.43da.2c98 Source MAC: 00b0.d0ef.5f6a Destination IP: Source IP: ? C. Destination MAC: 0011.43da.2c98 Source MAC: 0070.0e8f.088a Destination IP: Source IP: ? D. Destination MAC: 0011.43da.2c98 Source MAC: 0070.0e97.af4e