Tinklų testas
Tinklų Testas
Welcome to Tinklų Testas, a comprehensive quiz designed for networking enthusiasts! Test your knowledge on subnetting, addressing schemes, and more in a challenging format that covers various aspects of network technology.
Prepare to dive into:
- IP Addressing
- Subnetting Techniques
- Networking Best Practices
- Hierarchical Network Planning
Which two benefits are provided by using a hierarchical network addressing scheme? (choose two)
Reduces routing table entries
Ease of management and troubleshooting
Dedicated communications between devices
Auto-negotiation of media rates
Which two subnetworks would be included in the summarized address of 172.31.80.0/20? (Choose two)
172.31.17.4/30
172.31.51.16 /30
172.31.64.0/18
172.31.80.0/22
172.31.92.0/22
172.31.192.0/18
You were given the address 223.6.14.6/29 by your ISP to assign to your router’s interface. They have also given you the default gateway address of 223.6.14.7. After you have configured the address, the router is unable to ping any remote devices. What is preventing the router from pinging remote devices?
The default gateway is not an address on this subnet.
The default gateway is the broadcast address for this subnet.
The IP address is the broadcast address for this subnet.
The IP address is an invalid class D multicast address.
Which three IP addresses can be assigned to hosts if the subnet mask is /27 and subnet zero is usable? (Choose three)
10.15.32.17
17.15.66.128
66.55.128.1
135.1.64.34
129.33.192.192
192.168.5.63
Which of the following IP addresses fall into the CIDR block of 115.64.4.0/22? (Choose three)
115.64.8.32
115.64.7.64
115.64.6.255
115.64.3.255
115.64.5.128
115.64.12.128
Refer to the exhibit. The Lakeside Company has the internetwork in the exhibit. The Administrator would like to reduce the size of the routing table to the Central Router. Which partial routing table entry in the Central router represents a route summary that represents the LANs in Phoenix but no additional subnets?
10.0.0.0 /22 is subnetted, 1 subnet D 10.0.0.0 [90/20514560] via 10.2.0.2 6w0d, serial 0/1
10.0.0.0 /28 is subnetted, 1 subnet D 10.2.0.0 [90/20514560] via 10.2.0.2 6w0d, serial 0/1
10.0.0.0 /30 is subnetted, 1 subnet D 10.2.2.0 [90/20514560] via 10.2.0.2 6w0d, serial 0/1
10.0.0.0 /22 is subnetted, 1 subnet D 10.4.0.0 [90/20514560] via 10.2.0.2 6w0d, serial 0/1
10.0.0.0 /28 is subnetted, 1 subnet D 10.4.4.0 [90/20514560] via 10.2.0.2 6w0d, serial 0/1
10.0.0.0 /30 is subnetted, 1 subnet D 10.4.4.4 [90/20514560] via 10.2.0.2 6w0d, serial 0/1
Given the address 192.168.10.19/28, which of the following are valid host addresses on this subnet? (Choose two)
192.168.10.29
192.168.10.16
192.168.10.17
192.168.10.31
192.168.10.0
Refer to the exhibit. All of the routers in the network are configured with the ip subnet-zero command. Which network addresses should be used for Link A and Network A? (Choose two)
Network A – 172.16.3.48/26
Network A – 172.16.3.128/25
Network A – 172.16.3.192/26
Link A – 172.16.3.0/30
Link A – 172.16.3.40/30
Link A – 172.16.3.112/30
Refer to the exhibit. What is the most efficient summarization that R1 can use to advertise its networks to R2?
172.1.0.0/22
172.1.0.0/21
172.1.4.0/22
172.1.4.0/24 172.1.5.0/24 172.1.6.0/24 172.1.7.0/24
172.1.4.0/25 172.1.4.128/25 172.1.5.0/24 172.1.6.0/24 172.1.7.0/24
Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0, what is the correct network address?
172.16.16.0
172.16.24.0
172.16.0.0
172.16.28.0
Refer to the exhibit. A new subnet with 60 hosts has been added to the network. Which subnet address should this network use to provide enough usable addresses while wasting the fewest addresses?
192.168.1.56/27
192.168.1.64/26
192.168.1.64/27
192.168.1.56/26
What is the broadcast address of the network 172.24.2.192 255.255.255.192?
172.24.2.255
172.34.6.255
156.47.3.552
174.24.2.355
You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the maximum number of subnets. Which network address and subnet mask meet this requirement? (Choose one)
192.168.252.8 255.255.255.252
192.168.252.16 255.255.255.252
192.168.252.8 255.255.255.248
192.168.252.0 255.255.255.252
192.168.252.16 255.255.255.240
An administrator must assign static IP addresses to the servers in a network. For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP properties box for the sales server?
IP address: 192.168.20.14 Subnet Mask: 255.255.255.248 Default Gateway: 192.168.20.9
IP address: 192.168.20.254 Subnet Mask: 255.255.255.0 Default Gateway: 192.168.20.1
IP address: 192.168.20.30 Subnet Mask: 255.255.255.248 Default Gateway: 192.168.20.25
IP address: 192.168.20.30 Subnet Mask: 255.255.255.240 Default Gateway: 192.168.20.17
IP address: 192.168.20.30 Subnet Mask: 255.255.255.240 Default Gateway: 192.168.20.25
You are working in a data center environment and are assigned the address range 10.188.31.0/23. You are asked to develop an IP addressing plan to allow the maximum number of subnets with as many as 30 hosts each.Which IP address range meets these requirements?
10.188.31.0/27
10.188.31.0/26
10.188.31.0/29
10.188.31.0/28
10.188.31.0/25
When calculating usable hosts per subnet, the following formula is used 2^bits - 2. For what reason is two subtracted? (choose two)
Broadcast
Multicast
Unicast
Network
The computer has IP address 192.168.10.100/22. What is IP address of this network?
192.172.9.0
192.168.8.0
172.168.3.9
192.167.6.0
Which class IP address 100.50.25.12 belongs to?
A
B
C
D
Refer to the diagram. All hosts should have connectivity one with another. Which statements describe the addressing scheme that is in use in the network? (Choose three)
The subnet mask in use is 255.255.255.192
The subnet mask in use is 255.255.255.128.
The IP address 172.16.1.25 can be assigned to hosts in VLAN1
The IP address 172.16.1.205 can be assigned to hosts in VLAN1
The LAN interface of the router is configured with one IP addres
The LAN interface of the router is configured with multiple IP addresses
IP address 224.0.0.3 is
Broadcast
Network
Multicast
Unicast
What are two ways to represent a network mask that would allow 14 hosts?
/14
255.255.255.240
255.255.14.0
/28
Your boss Duncan does not seem to be able to grasp subnetting. He comes out of a management meeting and quietly asks you to help him with a subnetting issue. He needs to divide the Class B address space the company uses into six subnets for the various buildings in the plant, while keeping the subnets as large as possible to allow for future growth. Because the company has not upgraded their Cisco equipment since it was purchased several years ago, none of the routers supports the "ip subnet zero" command. What is the best subnet mask to use in this scenario?
255.255.0.0
255.255.248.0
255.255.224.0
255.255.240.0
255.255.255.224
How many hosts can you get from the network 192.168.143.0 255.255.255.192
83
62
72
48
What address class does 172.16.33.1/24 belong to?
Class A
Class B
Class C
Class D
You have purchased several brand-new Cisco routers for your company. Your current address space is 172.16.0.0 /22. How many subnets total will be available to you once the upgrades are complete?
4
2
32
64
62
Which of the following are true about the following address and mask pair: 10.8.8.0 /24?
This is a Class B address
This is a Class A address.
This is a Class C address.
16 bits were stolen from the host field
24 bits were stolen from the host field.
The default mask for this address is 255.0.0.0.
The mask can also be written as 255.255.255.0.
The mask creates 65,536 subnets total from the default address space.
Each subnet supports 256 valid host IPs.
Each subnet supports 254 valid host IPs
Given the mask 255.255.254.0, how many hosts per subnet does this create?
254
256
512
510
2
Which IP addresses are public addresses and belong to A class? (Choose one cuz idk the other one xd)
10.172.17.86
10.154.16.87
72.86.99.0
10.32.134.00
Refer to the exhibit. Which subnet mask will place all hosts on Network B in the same subnet with the least amount of wasted addresses?
255.255.255.0
255.255.254.0
255.255.252.0
255.255.248.0
Workstation A has been assigned an IP address of 192.0.2.24/28. Workstation B has been assigned an IP address of 192.0.2.100/28. The two workstations are connected with a straight-through cable. Attempts to ping between the hosts are unsuccessful. What two things can be done to allow communications between the hosts? (Choose two)
Replace the straight-through cable with a crossover cable.
Change the subnet mask of the hosts to /25.
Change the subnet mask of the hosts to /26
Change the address of Workstation A to 192.0.2.15
Change the address of Workstation B to 192.0.2.111.
Your ISP has given you the address 223.5.14.6/29 to assign to your router’s interface. They have also given you the default gateway address of 223.5.14.7. After you have configured the address, the router is unable to ping any remote devices. What is preventing the router from pinging remote devices?
The IP address is the broadcast address for this subnet
The IP address is an invalid class D multicast address
The default gateway is the broadcast address for this subnet.
The default gateway is not an address on this subnet
Refer to the exhibit. The user at Workstation B reports that Server A cannot be reached. What is preventing Workstation B from reaching Server A?
The gateway for Server A is not on the same subnet.
The IP address for Server A is a broadcast address
The IP address for Workstation B is a subnet address.
The gateway for Workstation B is not on the same subnet.
The Ethernet networks connected to router R1 in the graphic have been summarized for router R2 as 192.1.144.0/20. Which of the following packet destination addresses will R2 forward to R1, according to this summary? (Choose two)
192.1.159.2
192.1.160.11
192.1.138.41
192.1.151.254
192.1.143.145
192.1.1.144
Which three IP addresses can be assigned to hosts if the subnet mask is /27 and subnet zero is usable?
10.15.32.17
17.15.66.128
66.55.128.1
135.1.64.34
129.33.192.192
192.168.5.63
How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?
8 subnets, 31 hosts
8 subnets, 32 hosts
16 subnets, 30 hosts
16 subnets, 32 hosts
A Class B address cant be subnetted into the fourth octet.
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