WorksheetsCompTIA Network+ (Certification Exam N10-009) P3
Total questions: 24
Worksheet time: 12mins
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?
Upgrade to 1000Base-T
Upgrade to 100Base-FX
Upgrade to 100Base-SX
Upgrade to 100Base-T
Which of the following addresses is an example of APIPA?
192.168.0.15
127.0.0.1
169.254.16.7
172.16.0.7
Which type of device should be installed to ensure users are authenticated before accessing the wireless network?
Switch
Wireless Access Point
RADIUS Server
DHCP Server
Which type of device forwards traffic based on IP addresses?
Switch
Hub
Router
Bridge
Which of the following is a valid IPv6 address?
192.168.1.1
255.255.255.0
FE80::1
169.254.0.1
You need to find out the MAC address of a network adapter. Which command should you use?
ipconfig
netstat
nslookup
ipconfig /all
Which of the following devices operates at Layer 2 of the OSI model?
Router
Switch
Firewall
Hub
Which of the following devices limits broadcast domains?
Router
Switch
Repeater
Bridge
Which of the following cables is least susceptible to electromagnetic interference (EMI)?
UTP
STP
Coaxial
Fiber Optic
Which port should you block to prevent Telnet access?
21
22
23
25
Which protocol is used to send email?
SMTP
POP3
IMAP
SNMP
Which of the following addresses is a loopback address?
192.168.1.1
10.0.0.1
127.0.0.1
169.254.0.1
Which of the following is a characteristic of a mesh topology?
Single point of failure
One-way communication
Redundant paths
Uses token passing
You are configuring a server to provide dynamic IP addresses to clients. What service should you install?
DNS
DHCP
FTP
SNMP
Which type of attack attempts every possible combination of characters to guess a password?
Spoofing
Phishing
Brute-force
Man-in-the-middle
Which protocol is used to automatically assign IP addresses on a network?
DNS
FTP
SNMP
DHCP
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?
Exploit
Honeypot
Vulnerability
Mitigation
Which of the following password policies help prevent brute-force attacks? (Choose all that apply)
Password length policies
Account lockout policies
Password history policies
Complex password policies
Which of the following devices filters traffic based on rules?
Switch
Hub
Router
Firewall
Which wireless standard supports both 2.4 GHz and 5 GHz frequencies?
802.11a
802.11b
802.11g
802.11n
Which protocol is used to securely access a remote system via command line?
Telnet
FTP
SSH
HTTP
Which command displays all IP configuration information?
ipconfig
ipconfig /all
ping
nslookup
Which of the following topologies connects all devices in a circular path?
Star
Ring
Mesh
Hybrid
Which tool is used to verify the proper wiring of a network cable?
Crimper
Multimeter
Cable tester
Punch down tool
