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Networking Basics - Networking MCQ Questions and answers |Technical Aptitude

Networking Basics - Networking MCQ Questions and answers- Technical Aptitude Page-4 section-1

31
Which command is used to upgrade an IOS on a Cisco router?
Discuss
Answer & Solution
Answer: Option D
Solution:
The copy tftp flash command places a new file in flash memory, which is the default location for the Cisco IOS in Cisco routers.
32
If you wanted to delete the configuration stored in NVRAM, what would you type?
Discuss
Answer & Solution
Answer: Option A
Solution:
The command erase startup-config deletes the configuration stored in NVRAM.
33
What protocols are used to configure trunking on a switch?
1. VLAN Trunking Protocol
2. VLAN
3. 802.1Q
4. ISL
Discuss
Answer & Solution
Answer: Option B
Solution:
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.
34
Which command is used to upgrade an IOS on a Cisco router?
Discuss
Answer & Solution
Answer: Option D
Solution:
The copy tftp flash command places a new file in flash memory, which is the default location for the Cisco IOS in Cisco routers.