Table of contents
- brush for the first time
-
- 1 Which command can be used to manually query a DNS server to resolve a specific hostname?
- 2. What services does POP3 provide?
- 3 Two students are working on a web design project. One student is drawing while another student is writing a proposal. The drawing is complete and the student wants to share the folder containing the drawing so another student can access the file and copy it to a USB memory stick. Which network model is used?
- 4 See illustration. A user issues the command netstat -r on a workstation. Which of the following IPv6 addresses is a link-local address for this workstation?
- 5 Which is the shorthand for the IPv6 address fe80:0000:0000:0000:0220:0b3f:f0e0:0029? 
- What type of IPv6 address does 6 ::1/128 represent?
- 7 The network administrator enters the login block-for 180 attempts 2 within 30 command on the router. What kind of threat does a network administrator want to prevent?
- 8 Ciscoville employees and residents do not have access to the Internet or any remote web-based services. The IT staff soon discovered that the city firewall was flooded with so much traffic that the connection to the Internet was dropped. What is Ciscoville under attack?
- 9 Which two methods are used to protect a computer from malware? (Choose two.)
- 10 Which statements describe the characteristics of packet filtering and stateful firewalls in relation to the OSI model?
- 11 What two problems can cause jumbo frames and jumbo frames in an Ethernet network? (Choose two.)
- 13 What happens when the switch receives a frame and finds that the calculated CRC value is different from the CRC value in the FCS field?
- 14 Two network engineers are discussing a method of forwarding frames through a switch. What are the important concepts about the cut-through switching method?
- 15 What type of address is 198.133.219.162?
- 17 Given the network 172.18.109.0, which subnet mask can be used if 6 host bits are available?
- 18 What does the IP address 192.168.1.15/29 represent?
- 19 When a host computer decapsulates a message at the transport layer of the TCP/IP model, what kind of PDU is processed?
- 20 Which two layers of the OSI model have the same function as the two layers of the TCP/IP model? (Choose two.)
- 21 Which three layers of the OSI model are functionally equivalent to the application layer of the TCP/IP model? (Choose three.)
- 22 Please pair each description with the corresponding medium. (not all options will be used).
- 23 Maximum possible throughput
- 24 Which OSI physical layer term describes the measure of bits transmitted over a medium in a given period of time?
- 25 Which of the following two statements correctly describe the characteristics of optical cables? (Choose two.)
- 26 What does a router do when it receives a Layer 2 frame over the network medium?
- 27 Although CSMA/CD is still a feature of Ethernet, why is it no longer needed?
- 29 The networking team is comparing topologies for establishing connections over shared media. Which physical topology is an example of a hybrid topology for a LAN?
- 30 The network technician types the command ping 127.0.0.1 at the computer's command prompt. What task does he want to accomplish?
- 31 What task does the user want to accomplish by using the ping 2001:db8:FACE:39::10 command?
- 32 Which two ICMP messages are used in common by IPv4 and IPv6 protocols? (Choose two.)
- 34 Which of the following describes network security?
- 36 As shown, PC1 sends out an ARP request because it needs to send a packet to PC3. What will happen in this situation?
- 39 To which TCP port group does port 414 belong?
- 40 Server received client packet. The destination port number of this packet is 22. What service is the client requesting?
- 41 See illustration. What can be specified as a value for window size?
- 42 Only employees connected to the IPv6 interface cannot access the remote network. An analyst wants to verify that IPv6 routing is enabled. What is the best command to use to accomplish the task?
- 43 43 A small advertising company uses web servers to provide business-critical services. The company uses a dedicated line service to connect to the Internet through an ISP. Which method provides the most cost-effective redundancy for Internet connectivity?
- 44 Which two commands can be used to check that DNS name resolution is working correctly on a Windows PC? (Choose two.)
- 46 Features of SVI
- 48 See illustration. An administrator is trying to configure a switch and is receiving the error message shown in the figure. where is the problem?
- 50 The router starts up and enters setup mode. What is the cause of this problem?
- 51 Default Gateway
- 52 Which term describes the field contained in the header of an IPv4 packet for a unicast, multicast, or broadcast address?
- 53 Which routing table entry has a next-hop address associated with the destination network?
- 54 If the default gateway is incorrectly configured on a host, what is the impact on communication?
- 55 Why is NAT not needed in IPv6?
- Brush again for the second time
-
- 2 What two functions are performed by the LLC sublayer of the OSI data link layer in order to enable optimized Ethernet communications? (Choose two.)
- 6 Which two acronyms denote the data link sublayer on which Ethernet depends? (Choose two.)
- 12 Which two devices are intermediate devices? (Choose two.)
- 15 Which routing table entry has a next-hop address associated with the destination network?
- 25 Pair the command with the device mode in which it was entered. (not all options will be used).
- 44 Please pair each description with a term. (not all options will be used)
- 46 When a user issues a ping 10.1.1.1 command to a PC, what can the user try to determine?
- 55 Three devices on three different subnets. Match the network address and broadcast address to each subnet that these devices are on. (not all options are used).
brush for the first time
1 Which command can be used to manually query a DNS server to resolve a specific hostname?
2. What services does POP3 provide?
3 Two students are working on a web design project. One student is drawing while another student is writing a proposal. The drawing is complete and the student wants to share the folder containing the drawing so another student can access the file and copy it to a USB memory stick. Which network model is used?
4 See illustration. A user issues the command netstat -r on a workstation. Which of the following IPv6 addresses is a link-local address for this workstation?
5 Which is the shorthand for the IPv6 address fe80:0000:0000:0000:0220:0b3f:f0e0:0029?
What type of IPv6 address does 6 ::1/128 represent?
7 The network administrator enters the login block-for 180 attempts 2 within 30 command on the router. What kind of threat does a network administrator want to prevent?
8 Ciscoville employees and residents do not have access to the Internet or any remote web-based services. The IT staff soon discovered that the city firewall was flooded with so much traffic that the connection to the Internet was dropped. What is Ciscoville under attack?
9 Which two methods are used to protect a computer from malware? (Choose two.)
10 Which statements describe the characteristics of packet filtering and stateful firewalls in relation to the OSI model?
11 What two problems can cause jumbo frames and jumbo frames in an Ethernet network? (Choose two.)
13 What happens when the switch receives a frame and finds that the calculated CRC value is different from the CRC value in the FCS field?
14 Two network engineers are discussing a method of forwarding frames through a switch. What are the important concepts about the cut-through switching method?
15 What type of address is 198.133.219.162?
17 Given the network 172.18.109.0, which subnet mask can be used if 6 host bits are available?
18 What does the IP address 192.168.1.15/29 represent?
19 When a host computer decapsulates a message at the transport layer of the TCP/IP model, what kind of PDU is processed?
20 Which two layers of the OSI model have the same function as the two layers of the TCP/IP model? (Choose two.)
21 Which three layers of the OSI model are functionally equivalent to the application layer of the TCP/IP model? (Choose three.)
22 Please pair each description with the corresponding medium. (not all options will be used).
23 Maximum possible throughput
24 Which OSI physical layer term describes the measure of bits transmitted over a medium in a given period of time?
25 Which of the following two statements correctly describe the characteristics of optical cables? (Choose two.)
26 What does a router do when it receives a Layer 2 frame over the network medium?
27 Although CSMA/CD is still a feature of Ethernet, why is it no longer needed?
29 The networking team is comparing topologies for establishing connections over shared media. Which physical topology is an example of a hybrid topology for a LAN?
30 The network technician types the command ping 127.0.0.1 at the computer's command prompt. What task does he want to accomplish?
31 What task does the user want to accomplish by using the ping 2001:db8:FACE:39::10 command?
32 Which two ICMP messages are used in common by IPv4 and IPv6 protocols? (Choose two.)
34 Which of the following describes network security?
36 As shown, PC1 sends out an ARP request because it needs to send a packet to PC3. What will happen in this situation?
39 To which TCP port group does port 414 belong?
40 Server received client packet. The destination port number of this packet is 22. What service is the client requesting?
41 See illustration. What can be specified as a value for window size?
42 Only employees connected to the IPv6 interface cannot access the remote network. An analyst wants to verify that IPv6 routing is enabled. What is the best command to use to accomplish the task?
43 43 A small advertising company uses web servers to provide business-critical services. The company uses a dedicated line service to connect to the Internet through an ISP. Which method provides the most cost-effective redundancy for Internet connectivity?
44 Which two commands can be used to check that DNS name resolution is working correctly on a Windows PC? (Choose two.)
46 Features of SVI
48 See illustration. An administrator is trying to configure a switch and is receiving the error message shown in the figure. where is the problem?
50 The router starts up and enters setup mode. What is the cause of this problem?
51 Default Gateway
52 Which term describes the field contained in the header of an IPv4 packet for a unicast, multicast, or broadcast address?
53 Which routing table entry has a next-hop address associated with the destination network?
54 If the default gateway is incorrectly configured on a host, what is the impact on communication?
55 Why is NAT not needed in IPv6?
Brush again for the second time
2 What two functions are performed by the LLC sublayer of the OSI data link layer in order to enable optimized Ethernet communications? (Choose two.)
6 Which two acronyms denote the data link sublayer on which Ethernet depends? (Choose two.)
12 Which two devices are intermediate devices? (Choose two.)
15 Which routing table entry has a next-hop address associated with the destination network?
25 Pair the command with the device mode in which it was entered. (not all options will be used).
44 Please pair each description with a term. (not all options will be used)
46 When a user issues a ping 10.1.1.1 command to a PC, what can the user try to determine?
55 Three devices on three different subnets. Match the network address and broadcast address to each subnet that these devices are on. (not all options are used).
Device 1: IP address 192.168.10.77/28 on subnet 1
Device 2: IP address 192.168.10.17/30 on subnet 2
Device 3: IP address 192.168.10.35/29 on subnet 3
