[Nov.-2016-New]Instant CCNA 640-911 Practice Test Free Download in Braindump2go[NQ41-NQ50]

2016/11 New CCNA Data Center 640-911 DCICN: Introducing Cisco Data Center Networking Exam Questions Updated Today!
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QUESTION 41
Which transport protocol requires a three-way handshake to establish a new connection?

A.    ARP
B.    UDP
C.    IP
D.    TCP

Answer: D
Explanation:
"To establish a connection, TCP uses a three-way handshake." http://en.wikipedia.org/wiki/Transmission_Control_Protocol ¹

QUESTION 42
What is the subnet mask for the network 172.16.0.0/21?

A.    255.255.0.0
B.    255.255.255.240
C.    255.255.248.0
D.    255.255.255.248
E.    255.255.248.240
F.    255.255.255.0

Answer: C

QUESTION 43
What is the dotted hexadecimal representation of the IP address 172.13.99.225?

A.    AC.0D.63.E1
B.    AB.63.99.D5
C.    E2.1D.E1.66
D.    BC.0C.C3.1F
E.    CC.0D.F3.21

Answer: A

QUESTION 44
What is the decimal value of the hexadecimal number 0x718?

A.    718
B.    1816
C.    2907
D.     3511

Answer: B
Explanation:
Decimal 1816
Binary 11100011000
Hexadecimal 0x718
Roman MDCCCXVI
Dotted decimal 0.0.7.24

QUESTION 45
Hotspot questions
Click on either Cisco Nexus 7010 in the topology to gain console access.
Answer:
Explanation:
Use the “show VTP password” command, one side is set to cisco the other is cisco123.

QUESTION 46
Hotspot questions
Click on either Cisco Nexus 7010 in the topology to gain console access.
Answer:
Explanation:
Use the show vlan command to see the number of VLANs configured in the 1006-4094 range.

QUESTION 47
Hotspot questions
Click on either Cisco Nexus 7010 in the topology to gain console access.
Answer:
Explanation:
Use the “show interface trunk” to see the VLANs allowed on the E2/11 interface. The 750-760 VLAN ranges are not included.

QUESTION 48
Hotspot questions
Click on either Cisco Nexus 7010 in the topology to gain console access.
Answer:
Explanation:
Use the “show spanning tree” command to see which switch is the root for each VLAN.

QUESTION 49
Hotspot questions
Click on either Cisco Nexus 7010 in the topology to gain console access.
Answer:
Explanation:
Port-channel 201 is operationally up with one single member.

QUESTION 50
Hotspot questions
Answer:
N7010-C1 will reply to ARPs that are received on Vlan11

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1. http://en.wikipedia.org/wiki/Transmission_Control_ Protocol