CCNA Routing and Switching Practice Test Results

Question 1
52% answer correctly
Which component of VPN technology ensures that data is unaltered between the sender and recipient?
key exchange
data integrity
authentication
encryption
Question 2
35% answer correctly
Which IPv6 address is valid?
2031:0:130F::9C0:876A:130B
2001:0db8:0000:130F:0000:0000:08GC:140B
2031::130F::9C0:876A:130B
2001:0db8:0:130H::87C:140B
Question 3
56% answer correctly
A network administrator receives an error message while trying to configure the Ethernet interface of a router with IP address 10.24.24.24/29. Which statement explains the reason for this issue?
VLSM-capable routing protocols must be enabled first on the router.
The Ethernet interface is faulty.
This address is a network address.
This address is a broadcast address