Instant Download Cisco : 640-802 Questions & Answers as PDF & Test Engine
Updated: Oct 29, 2026
No. of Questions: 653 Questions & Answers with Testing Engine
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Cisco 640-802 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Troubleshoot | 30% | - Troubleshoot WAN connectivity - Troubleshoot IP connectivity and routing problems - Troubleshoot LAN switching issues - Troubleshoot VLAN and trunking issues - Troubleshoot ACL and security issues |
| Topic 2: Technology & Knowledge | 15% | - Ethernet and switching concepts - OSI and TCP/IP models - IPv4 addressing and subnetting - Network security fundamentals - WAN technologies - Routing fundamentals |
| Topic 3: Implement & Operate | 35% | - Configure switches and VLANs - Configure routers and routing protocols - Implement IP addressing and subnetting - Manage Cisco IOS configuration files - Configure WAN links and protocols - Configure access control lists |
| Topic 4: Plan & Design | 20% | - Design an IP addressing scheme - Select appropriate routing protocols - Design a simple LAN - Select appropriate WAN services |
Cisco Certified Network Associate(CCNA) Sample Questions:
This task requires you to use the CLI of Sw-AC3 to answer multiple-choice question below. This does not require any configuration. Refer the Explanation to see all the configuration details.
What address should be configured as the default-gateway for the host connected to interface Fa0/4 of Sw-AC3?
Sw-AC3#show vlan
- A. 192.168.44.254
- B. 192.168.22.254
- C. 192.168.1.254
- D. 192.168.33.254
Correct Answer: A 🗳️
Explanation: Only visible for ExamBoosts members. You can sign-up / login (it's free).
Which two data link layers are supported by Cisco IOS Software for IPv6? (Choose two.)
- A. Frame Relay SVC
- B. NBMA
- C. PPP
- D. FDDI
- E. Frame Relay PVC
Correct Answer: C,E 🗳️
What is the OSPF default frequency, in seconds, at which a cisco router sends hello packets on a multiaccess network?
- A. 20
- B. 10
- C. 40
- D. 30
Correct Answer: B 🗳️
How is an EUI-64 format interface ID created from a 48-bit MAC address?
- A. by prefixing the MAC address with 0xFFEE
- B. by prefixing the MAC address with 0xFF and appending 0xFF to it
- C. by inserting 0xFFFE between the upper three bytes and the lower three bytes of the MAC address
- D. by prefixing the MAC address with 0xF and inserting 0xFafter each of its first three bytes
- E. by appending 0xFF to the MAC address
Correct Answer: C 🗳️
A network administrator is planning a network installation for a large organization. The design requires 100 separate subnetworks, so the company has acquired a Class B network address. What subnet mask will provide the 100 subnetworks required, if 500 usable host addresses are required per subnet?
- A. 255.255.255.0
- B. 255.255.255.192
- C. 255.255.254.0
- D. 255.255.252.0
- E. 255.255.240.0
- F. 255.255.248.0
Correct Answer: C 🗳️
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