Practice Exam #1

Your company has two office buildings which are connected via copper network cable that is buried underground. There is some construction being performed near the buildings. Now, the second building discovers they have suffered a network outage that doesn't appear to be temporary. What is the MOST likely cause of the outage?

An open circuit has been created

Routing prefixes, which are assigned in blocks by IANA and distributed by the Regional Internet Registry (RIR), are known as what?

Autonomous System Number

What would be used in an IP-based video conferencing deployment?

Codec

A technician is called to investigate a connectivity issue to a remote office that is connected by fiber optic cable. Using a light meter, it is determined that the dB loss is excessive. The installation has been working for several years. The switch was recently moved to the other side of the room and a new patch cable installed. Which of the following is most likely the reason for this problem?

Dirty Connectors

An outside organization has completed a penetration test for a company. One of the items on the report is reflecting the ability to read SSL traffic from the web server. What is the MOST likely mitigation for this reported item?

Ensure patches are deployed

What is considered a classless routing protocol?

IS-IS

You are a network administrator troubleshooting an issue with a newly-installed web server. The web server is available to internal network users, but users from outside the internal network (Internet users) cannot reach the server. You run an IPCONFIG and receive the configuration below:

NAT has not been configured

A network technician wants to allow HTTP traffic through a stateless firewall. The company uses the 192.168.0.0/24 network. Which of the following ACLs should the technician implement?

PERMIT SRCIP 192.168.0.0/24 SPORT: ANY DSTIP:ANY DPORT 80

Mark is setting up a DHCP server on a segment of the corporate LAN. Which of the following options is NOT required in the DHCP scope in order to allow hosts on that LAN segment to be assigned a dynamic IP address and to still be able to access the Internet and internal company servers?

Reservations

What is an example of a signaling protocol used in VoIP telephony?

SIP

Which of the following network protocols is used to send email from one server to another server?

SMTP

When installing a network cable with multiple strands, a network technician pulled the cable past a sharp edge and exposes the copper conductor on several of the wire strands. These exposed wires come into contact with each other forming an electrical connection. Which of the following conditions was created?

Short

A network administrator is tasked with building a wireless network in a new building located right next door. The wireless clients should not have visibility to one another but should have visibility to the wired users. Users must seamlessly migrate between the buildings while maintaining a constant connection to the LAN. How should he configure the new wireless network in the new building?

Use the same SSID on different channels and AP isolations

Your physical security manager, Janice, wants to ensure she can detect any unauthorized access to the datacenter. Which technology should be used to meet her requirement?

Video surveillance