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Cisco CCDA Cisco Certified Design Associate Sample Questions:

1. 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 place limits on the connection rate at the firewall, but the problem prevails.
What else can you do to ameliorate the effects of these attacks?

A) Block all TCP traffic to these servers at the internet firewall
B) Ensure all relevant OS patches have been applied
C) Practice Load-balancing between multiple servers with similar applications
D) Move the affected servers to the DMZ
E) Block all UDP traffic to these servers at the internet firewall

2. Cisco company store has internal network connecting their stores to two locations, namely: Head office and backup site. They do mainly file transfer and use private addressing 10.0.0.0/8. They want to provide E-commerce services by connecting their two main sites to the ISP. Four E-Commerce servers (Two in the head office and two in the backup site) will be accessible by public. No other inbound public access and outbound public access will be allowed. Their ISP assigned Class C subnet for their server is 201.13.6.136 /29. In setting up router connecting to the ISP (one in the head office and one in the backup site) what routing advertisements would be sent by their two routers to ISP?

A) Address translation will be required to advertise active routes to ISP E.
No route advertisement are sent
B) Route 201.13.6.136/29 and 10.0.0.0/8
C) Route 10.0.0.0/8
D) proxy server will be configure static route and will only response route request to by ISP
E) Route 201.13.6.136/30 and 201.13.6.140/30

3. IS-IS has been configured on some of the Cisco routers. Which link- state routing protocol supports IP and CLNP protocols and is used for large routed internetworks?

A) OSPF
B) RIPv2
C) IS-IS E.
BGP
D) EIGRP

4. Your newly appointed Cisco trainee wants to know at which layer is most Layer
3 routing features like summarization and redistribution performed when working within an ideal network design milieu.
What will your reply be?

A) Internal
B) External
C) Access
D) Core
E) Edge
F) Distribution

5. Which of the following recommendations will you make when asked to propose a security option to protect servers in the E-commerce module of a network? (Choose all that apply.)

A) Place application servers and E-commerce servers in separate DMZs.
B) Move the E-commerce application servers to the WAN module where tighter security is used.
C) Implement intrusion detection on the E-commerce server farm. B.
Limit the number of incoming connections to reduce the risks.
D) Implement a private and public key encryption system.

Solutions: