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CompTIA Network+ (Certification Exam N10-009) P3

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

You have just been hired by BurningIceTech to upgrade the company's network infrastructure. The current network is 10 Mbps Ethernet running on CAT5 cable. There are 110 computers, all with 10/100/1000 NICs. Users complain the network is slow. What should you implement using existing cabling?

a)

Upgrade to 1000Base-T

b)

Upgrade to 100Base-FX

c)

Upgrade to 100Base-SX

d)

Upgrade to 100Base-T

2.

Which of the following addresses is an example of APIPA?

a)

192.168.0.15

b)

127.0.0.1

c)

169.254.16.7

d)

172.16.0.7

3.

Which type of device should be installed to ensure users are authenticated before accessing the wireless network?

a)

Switch

b)

Wireless Access Point

c)

RADIUS Server

d)

DHCP Server

4.

Which type of device forwards traffic based on IP addresses?

a)

Switch

b)

Hub

c)

Router

d)

Bridge

5.

Which of the following is a valid IPv6 address?

a)

192.168.1.1

b)

255.255.255.0

c)

FE80::1

d)

169.254.0.1

6.

You need to find out the MAC address of a network adapter. Which command should you use?

a)

ipconfig

b)

netstat

c)

nslookup

d)

ipconfig /all

7.

Which of the following devices operates at Layer 2 of the OSI model?

a)

Router

b)

Switch

c)

Firewall

d)

Hub

8.

Which of the following devices limits broadcast domains?

a)

Router

b)

Switch

c)

Repeater

d)

Bridge

9.

Which of the following cables is least susceptible to electromagnetic interference (EMI)?

a)

UTP

b)

STP

c)

Coaxial

d)

Fiber Optic

10.

Which port should you block to prevent Telnet access?

a)

21

b)

22

c)

23

d)

25

11.

Which protocol is used to send email?

a)

SMTP

b)

POP3

c)

IMAP

d)

SNMP

12.

Which of the following addresses is a loopback address?

a)

192.168.1.1

b)

10.0.0.1

c)

127.0.0.1

d)

169.254.0.1

13.

Which of the following is a characteristic of a mesh topology?

a)

Single point of failure

b)

One-way communication

c)

Redundant paths

d)

Uses token passing

14.

You are configuring a server to provide dynamic IP addresses to clients. What service should you install?

a)

DNS

b)

DHCP

c)

FTP

d)

SNMP

15.

Which type of attack attempts every possible combination of characters to guess a password?

a)

Spoofing

b)

Phishing

c)

Brute-force

d)

Man-in-the-middle

16.

Which protocol is used to automatically assign IP addresses on a network?

a)

DNS

b)

FTP

c)

SNMP

d)

DHCP

17.

One of the technicians in BurningIceTech is testing a new application. They find a weakness that could allow attackers full admin access. What is this weakness called?

a)

Exploit

b)

Honeypot

c)

Vulnerability

d)

Mitigation

18.

Which of the following password policies help prevent brute-force attacks? (Choose all that apply)

a)

Password length policies

b)

Account lockout policies

c)

Password history policies

d)

Complex password policies

19.

Which of the following devices filters traffic based on rules?

a)

Switch

b)

Hub

c)

Router

d)

Firewall

20.

Which wireless standard supports both 2.4 GHz and 5 GHz frequencies?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

21.

Which protocol is used to securely access a remote system via command line?

a)

Telnet

b)

FTP

c)

SSH

d)

HTTP

22.

Which command displays all IP configuration information?

a)

ipconfig

b)

ipconfig /all

c)

ping

d)

nslookup

23.

Which of the following topologies connects all devices in a circular path?

a)

Star

b)

Ring

c)

Mesh

d)

Hybrid

24.

Which tool is used to verify the proper wiring of a network cable?

a)

Crimper

b)

Multimeter

c)

Cable tester

d)

Punch down tool