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Q1. Which IEEE 802.11 Wi-Fi networking standard requires dual antennas so it can run in all of its supported frequencies?
A. 802.11a
B. 802.11b
C. 802.11g
D. 802.11n
Answer: D
Q2. Which technology provides the highest bit rate?
A. T1
B. El
C. DS3
D. ISDN
Answer: C
Q3. HOTSPOT
You cannot get to any site on the Internet or on the school's intranet. Your school uses DHCP.
You check your network settings, which are configured as shown in the following image:
You need to change the settings to access websites.
Use the drop-down menus to select the answer choice that completes each statement. Each correct selection is worth one point.
Answer:
Q4. This question requires that you evaluate the underlined text to determine if it is correct.
The NTP value in a resource record indicates a length of time that other DNS servers use to determine how long to cache information for a record before expiring and discarding it.
Select the correct answer if the underlined text does not make the statement correct. Select "No change is needed'' if the underlined text makes the statement correct.
A. TTL
B. GPS
C. SOA RR
D. No change is needed
Answer: A
Q5. This question requires that you evaluate the underlined text to determine if it is correct.
IPv4 multicast addresses range from 192.168.0.0 to 192.168.255.255.
Select the correct answer if the underlined text does not make the statement correct. Select "No change is needed" if the underlined text makes the statement correct.
A. 127.0.0.0 to 127.255.255.255
B. 172.16.0.0 to 172.31.255.255
C. 224.0.0.0 to 239.255.255.255
D. No change is needed
Answer: C
Q6. Which technology can you use to extend an internal network across shared or public networks?
A. VLAN
B. Microsoft ASP-NET
C. Microsoft .NET Framework
D. VPN
Answer: D
Q7. Which of these is a public address space?
A. 192.168.0.0/16
B. 197.16.0.0/12
C. 10.0.0.0/8
D. 172.16.0.0/12
Answer: D
Q8. Which protocol can be used to encrypt packets on the Internet?
A. SNMP
B. HTTPS
C. TFTP
D. HTTP
Answer: B
Q9. A Layer 2 device that connects multiple computers within a network is a:
A. Repeater
B. Switch
C. Router
D. Packet
Answer: B
Q10. Which two are published IEEE 802.11 wireless transmission standards? (Choose two.)
A. 802.1 If
B. 802.11g
C. 802.11k
D. 802.11m
E. 802.11n
Answer: B,E
Q11. This question requires that you evaluate the underlined text to determine if it is correct.
The loopback address of your computer is 127.0.0.1.
Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct.
A. 10.0.1.1
B. 169.254.0.5
C. 192168.1.1
D. No change is needed
Answer: D
Q12. Which of the following is a public IP address?
A. 10.156.89.1
B. 68.24.78.221
C. 172.16.152.48
D. 192.168.25.101
Answer: B
Q13. You are home for vacation, and a family member wants your help to purchase and install network cable for a home office.
The cable needs to support at least 300 Mbps.
What is the least expensive option that meets this requirement?
A. Cat3
B. CAT5
C. Cat5e
D. Cat6
Answer: C
Q14. HOTSPOT
You receive a call from a family member who is unable to connect to a game server.
You learn that the server's IP is 172.16.2.11.
To help, you ping the server and receive the information shown in the following image:
Use the drop-down menus to select the answer choice that completes each statement. Each correct selection is worth one point.
Answer:
Q15. HOTSPOT
You are studying for finals in the student lounge. When your laptop is connected to the wireless network, access to the Internet is slow. When you plug your laptop into a wall jack, you can no longer access the Internet at all.
You run the ipconfig /all command. The results are shown in the following image: Use the drop-down menus to select the answer choice that completes each statement. Each correct selection is worth one point.
Answer: