31.
Which command is used to upgrade an IOS on a Cisco router?
A. copy tftp run
B. copy tftp start
C. config net
D. copy tftp flash
Answer & Explanation
Answer: Option D
Explanation:
The copy tftp flash command places a new file in flash memory, which is the default location for the Cisco IOS in Cisco routers.
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32.
If you wanted to delete the configuration stored in NVRAM, what would you type?
A. erase startup
B. erase nvram
C. delete nvram
D. erase running
Answer & Explanation
Answer: Option A
Explanation:
The command erase startup-config deletes the configuration stored in NVRAM.
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33.
What protocols are used to configure trunking on a switch?
VLAN Trunking Protocol
VLAN
802.1Q
ISL
A. 1 and 2
B. 3 and 4
C. 1 only
D. 2 only
Answer & Explanation
Answer: Option B
Explanation:
VTP is not right because it has nothing to do with trunking except that it sends VLAN information across a trunk link. 802.1Q and ISL are used to configure trunking on a port.