Final 2
Network Security and WAN Technologies Quiz
Test your knowledge on network security, WAN technologies, and video traffic characteristics with this comprehensive 10-question quiz. Designed for networking enthusiasts and professionals, this quiz covers a variety of topics relevant to the field.
- Understand the traits of malicious software.
- Learn about public WAN access technologies.
- Explore network configuration and security concepts.
Which two statements are characteristics of a virus? (Choose two.)
A virus has an enabling vulnerability, a propagation mechanism, and a payload.
A virus can be dormant and then activate at a specific time or date.
A virus provides the attacker with sensitive data, such as passwords.
A virus replicates itself by independently exploiting vulnerabilities in networks.
A virus typically requires end-user activation.
Which public WAN access technology utilizes copper telephone lines to provide access to subscribers that are multiplexed into a single T3 link connection?
ISDN
DSL
Cable
Dialup
A customer needs a metropolitan area WAN connection that provides high-speed, dedicated bandwidth between two sites. Which type of WAN connection would best fulfill this need?
Packet-switched network
Ethernet WAN
Circuit-switched network
MPLS
A company has contracted with a network security firm to help identify the vulnerabilities of the corporate network. The firm sends a team to perform penetration tests to the company network. Why would the team use debuggers?
To detect installed tools within files and directories that provide threat actors remote access and control over a computer or network
To reverse engineer binary files when writing exploits and when analyzing malware
To obtain specially designed operating systems preloaded with tools optimized for hacking
To detect any evidence of a hack or malware in a computer or network
Consider the following output for an ACL that has been applied to a router via the access-class in command. What can a network administrator determine from the output that is shown?
Two devices connected to the router have IP addresses of 192.168.10. x
Two devices were able to use SSH or Telnet to gain access to the router.
Traffic from one device was not allowed to come into one router port and be routed outbound a different router port.
Traffic from two devices was allowed to enter one router port and be routed outbound to a different router port.
What command would be used as part of configuring NAT or PAT to clear dynamic entries before the timeout has expired?
Clear ip dhcp
Clear ip nat translation
Clear access-list counters
Clear ip pat statistics
What are two characteristics of video traffic? (Choose two.)
Video traffic consumes less network resources than voice traffic consumes.
Video traffic latency should not exceed 400 ms.
Video traffic is more resilient to loss than voice traffic is.
Video traffic requires a minimum of 30 kbs of bandwidth.
Video traffic is unpredictable and inconsistent.
Refer to the exhibit. A technician is configuring R2 for static NAT to allow the client to access the web server. What is a possible reason that the client PC cannot access the web server?
The IP NAT statement is incorrect.
Interface Fa0/1 should be identified as the outside NAT interface.
Interface S0/0/0 should be identified as the outside NAT interface.
The configuration is missing a valid access control list.
In setting up a small office network, the network administrator decides to assign private IP addresses dynamically to workstations and mobile devices. Which feature must be enabled on the company router in order for office devices to access the internet?
UPnP
MAC filtering
NAT
QoS
A data center has recently updated a physical server to host multiple operating systems on a single CPU. The data center can now provide each customer with a separate web server without having to allocate an actual discrete server for each customer. What is the networking trend that is being implemented by the data center in this situation?
Online collaboration
BYOD
Virtualization
Maintaining communication integrity
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