Cisco 640-802 Exam - Certifyme.com

Free 640-802 Sample Questions:

1. You are a network administrator at XXYYinc.com, in order to improve the security of XXYYinc's switching network , refer to the following options. Which two methods are examples of implementing Layer 2 security on a Cisco switch? (Choose two.)
A. disable trunk negotiation on the switch
B. use only protected Telnet sessions to connect to the Cisco device
C. configure a switch port host where appropriate
D. enable HTTP access to the switch for security troubleshooting
Answer: A, C

2. A single 802.11g access point has been configured and installed in the center of a square shaped XXYYinc office. A few wireless XXYYinc users are experiencing slow performance and drops while most users are operating at peak efficiency. From the list below, what are three likely causes of this problem? (Choose three)
A. mismatched TKIP encryption
B. null SSID
C. cordless phones
D. mismatched SSID
E. metal file cabinets
F. antenna type or direction
Answer: C, E, F

3. Refer to the exhibit. The two connected ports on the TIS*S are not turning orange or green. What would be the most effective steps to troubleshoot this physical layer problem? (Choose three.)

A. Ensure that the Ethernet encapsulations match on the interconnected TIS*R and TIS*S ports.
B. Ensure that cables A and B are straight*through cables.
C. Reseat all cables.
D. Ensure the TIS*S has power.
Answer: B, C, D

4. An administrator is configuring a router that will act as the hub in a Frame Relay hub*and*spoke topology. What is the advantage of using point*to*point subinterfaces instead of a multipoint interface on this router?
A. It avoids split*horizon issues with distance vector routing protocols.
B. Only one IP network address needs to be used to communicate with all the spoke devices.
C. Only a single physical interface is needed with point*to*point subinterfaces, whereas a multipoint interface logically combines multiple physical interfaces.
D. Point*to*point subinterfaces offer greater security compared to a multipoint interface configuration.
Answer: A

5. Refer to the exhibit. What two facts can be determined from the WLAN diagram? (Choose two.)

A. Access points in each cell must be configured to use channel 1.
B. The network diagram represents an extended service set (ESS).
C. The area of overlap of the two cells represents a basic service set (BSS).
D. The area of overlap must be less than 10% of the area to ensure connectivity.
E. The two APs should be configured to operate on different channels.
Answer: B, E

6. Refer to the graphic. It has been decided that TIS*workstation1 should be denied access to Server1. Which of the following commands are required to prevent only TIS*workstation1 from accessing Server1 while allowing all other traffic to flow normally? (Choose two.)

A. TIS*RA(config)# interface fa0/0
TIS*RA(config*if)# ip access*group 101 out
B. TIS*RA(config)# interface fa0/0
TIS*RA(config*if)# ip access*group 101 in
C. TIS*RAconfig)# access*list 101 deny ip host 172.16.161.150 host 172.16.162.163
TIS*RA(config)# access*list 101 permit ip any any
D. TIS*RA(config)# access*list 101 deny ip 172.16.161.150 0.0.0.255 172.16.162.163 0.0.0.0
TIS*RA(config)# access*list 101 permit ip any any
Answer: B, C

7. If you are a security administrator of the enterprise network ,you will see many different types of attacks that threaten the security of network. Which type of attack is characterized by a flood of packets that are requesting a TCP connection to a server?
A. denial of service
B. Computer Virus
C. reconnaissance
D. Trojan horse
Answer: A



Cisco 640-802 Exam - Cheat-Test.com

Free 640-802 Sample Questions:

1. You are a network administrator at XXYYinc.com, in order to improve the security of XXYYinc's switching network , refer to the following options. Which two methods are examples of implementing Layer 2 security on a Cisco switch? (Choose two.)
A. disable trunk negotiation on the switch
B. use only protected Telnet sessions to connect to the Cisco device
C. configure a switch port host where appropriate
D. enable HTTP access to the switch for security troubleshooting
Answer: A, C

2. A single 802.11g access point has been configured and installed in the center of a square shaped XXYYinc office. A few wireless XXYYinc users are experiencing slow performance and drops while most users are operating at peak efficiency. From the list below, what are three likely causes of this problem? (Choose three)
A. mismatched TKIP encryption
B. null SSID
C. cordless phones
D. mismatched SSID
E. metal file cabinets
F. antenna type or direction
Answer: C, E, F

3. Refer to the exhibit. The two connected ports on the TIS*S are not turning orange or green. What would be the most effective steps to troubleshoot this physical layer problem? (Choose three.)

A. Ensure that the Ethernet encapsulations match on the interconnected TIS*R and TIS*S ports.
B. Ensure that cables A and B are straight*through cables.
C. Reseat all cables.
D. Ensure the TIS*S has power.
Answer: B, C, D

4. An administrator is configuring a router that will act as the hub in a Frame Relay hub*and*spoke topology. What is the advantage of using point*to*point subinterfaces instead of a multipoint interface on this router?
A. It avoids split*horizon issues with distance vector routing protocols.
B. Only one IP network address needs to be used to communicate with all the spoke devices.
C. Only a single physical interface is needed with point*to*point subinterfaces, whereas a multipoint interface logically combines multiple physical interfaces.
D. Point*to*point subinterfaces offer greater security compared to a multipoint interface configuration.
Answer: A

5. Refer to the exhibit. What two facts can be determined from the WLAN diagram? (Choose two.)

A. Access points in each cell must be configured to use channel 1.
B. The network diagram represents an extended service set (ESS).
C. The area of overlap of the two cells represents a basic service set (BSS).
D. The area of overlap must be less than 10% of the area to ensure connectivity.
E. The two APs should be configured to operate on different channels.
Answer: B, E

6. Refer to the graphic. It has been decided that TIS*workstation1 should be denied access to Server1. Which of the following commands are required to prevent only TIS*workstation1 from accessing Server1 while allowing all other traffic to flow normally? (Choose two.)

A. TIS*RA(config)# interface fa0/0
TIS*RA(config*if)# ip access*group 101 out
B. TIS*RA(config)# interface fa0/0
TIS*RA(config*if)# ip access*group 101 in
C. TIS*RAconfig)# access*list 101 deny ip host 172.16.161.150 host 172.16.162.163
TIS*RA(config)# access*list 101 permit ip any any
D. TIS*RA(config)# access*list 101 deny ip 172.16.161.150 0.0.0.255 172.16.162.163 0.0.0.0
TIS*RA(config)# access*list 101 permit ip any any
Answer: B, C

7. If you are a security administrator of the enterprise network ,you will see many different types of attacks that threaten the security of network. Which type of attack is characterized by a flood of packets that are requesting a TCP connection to a server?
A. denial of service
B. Computer Virus
C. reconnaissance
D. Trojan horse
Answer: A

8. How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?
A. 8 subnets, 31 hosts
B. 8 subnets, 32 hosts
C. 16 subnets, 30 hosts
D. A Class B address can't be subnetted into the fourth octet.
Answer: C


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