Cisco 640-861 Valid Dump : CCDA Cisco Certified Design Associate

640-861 real exams

Exam Code: 640-861

Exam Name: CCDA Cisco Certified Design Associate

Updated: Sep 06, 2026

Q & A: 198 Questions and Answers

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Reading notes is one thing; sitting a timed exam is another. The Actual4Exams test engines simulate the real 640-861 exam environment, so the 198 Cisco CCDA Cisco Certified Design Associate practice questions feel familiar long before test day.

Cisco 640-861 Exam Overview:

Certification Vendor:Cisco
Exam Name:Cisco Certified Design Associate (CCDA): Designing for Cisco Internetwork Solutions
Exam Number:640-861
Related Certifications:Cisco Certified Design Expert (CCDE)
Cisco Certified Design Professional (CCDP)
Available Languages:English
Sample Questions:Free Download 640-861 valid dump
Exam Way:Retired (exam no longer offered; legacy Pearson VUE delivery in past)
Pre Condition:Recommended: CCENT or CCNA Routing and Switching
Official Syllabus URL:https://www.cisco.com/site/us/en/learn/training-certifications/exams/retired.html

Cisco 640-861 Exam Syllabus Topics:

SectionObjectives
Topic 1: Network Management and Case Scenarios- Network Management Concepts
  • 1. Performance and Scaling Considerations
  • 2. SNMP and Monitoring Design
Topic 2: Security and Voice Design Considerations- Security Architecture Design
  • 1. Voice Network Design
  • 2. Threat Identification and Mitigation
Topic 3: Network Design Principles- Design Methodology
  • 1. Modular Design Concepts
  • 2. Top-Down Design Approach
Topic 4: LAN and WAN Design- Campus and WAN Topologies
  • 1. Hierarchical Network Models
  • 2. WAN Technologies
Topic 5: IP Addressing and Routing Selection- IP Addressing Strategies
  • 1. IPv4/IPv6 Addressing Design
  • 2. Routing Protocol Selection Criteria

Common Questions About the Cisco 640-861 Exam

The 640-861 exam, officially known as Cisco CCDA Cisco Certified Design Associate, is the Cisco test that leads to the CCDA certification at the Associate level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as Cisco Certified Design Professional (CCDP), Cisco Certified Design Expert (CCDE).

Recommended: CCENT or CCNA Routing and Switching

Entry requirements can change, so confirm the latest conditions on the official exam page: https://www.cisco.com/site/us/en/learn/training-certifications/exams/retired.html.

Yes. A free PDF demo of the Cisco CCDA Cisco Certified Design Associate questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.

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The official Cisco CCDA Cisco Certified Design Associate outline is organized into 5 domains. The first three are:

  • Network Design Principles
  • IP Addressing and Routing Selection
  • Network Management and Case Scenarios

See the complete exam topics section above for the full outline and the weighting of every domain.

Cisco CCDA Cisco Certified Design Associate Sample Questions:

Question #1

For the network backbone of a large campus environment, what are three advantages of a multilayer core switch design over a Layer 2 core switch design?
(Choose three)

  • A. Broadcast control in the backbone
  • B. Evenly distributed backbone traffic
  • C. Single VLAN implementation in the backbone
  • D. Reduced distribution router peering
  • E. Large scalability potential
Answer: A,D,E

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Question #2

Study the Exhibit below carefully:

Illustrated above is a router that is summarising the networks on the left as it advertises them to the singular network on the right. Which summarization route will be advertised?

  • A. 198.17.0.0/26
  • B. 198.17.0.0/27
  • C. 198.17.0.0/24
  • D. 198.17.0.0/21
  • E. 198.17.0.0/22
Answer: D

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Question #3

You are a network consultant, you are contracted by Cisco , Inc. to subnet their network. Before you make any changes to the network, you must document the current network.
What should you include in this documentation? (Choose all that apply.)

  • A. Network topology.
  • B. Addressing schemes.
  • C. Concerns about the network.
  • D. Computer names.
  • E. Protocol analysis.
Answer: A,B,C

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Question #4

Which of the following codecs does Cisco recommend for WAN links when reducing the required bandwidth over a converged network for each voice call?

  • A. G.711
  • B. G.728
  • C. G.723
  • D. G.729
Answer: D

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Question #5

You are a network administrator at Cisco and have been instructed to design as well as implement a SAFE network. You have done so, but now the users on the network complain that they still encounter some DoS attacks on specific hosts in the E-commerce module. You already patched the operating systems on the servers as well as discontinue all unnecessary services.
What else can you do to ameliorate the effects of these attacks?

  • A. Place limitations on the connection rate to the servers at the internet firewall
  • B. Block all TCP traffic to these servers at the internet firewall
  • C. Block all UDP traffic to these servers at the internet firewall
  • D. Practice Load-balancing between multiple servers with similar applications
Answer: A
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