vyatta@vyatta:~$ show dns forwarding statistics

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Cache statistics

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Cache size: 150

Queries forwarded: 20

Queries answered locally: 1

Total DNS entries inserted into cache: 58

DNS entries removed from cache before expiry: 0

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Nameserver statistics

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Server: 172.24.42.1

Queries sent: 20

Queries retried or failed: 0

Server: 216.134.160.13

Queries sent: 5

Queries retried or failed: 0

Based on the output shown, which two statements are true? (Choose two.)