Quiz
Network Fundamentals
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Questions in this quiz (32)
1Host-A has the IPv4 address and subnet mask 10.5.4.100 255.255.255.0. What is the network address of Host-A?
- A10.0.0.0
- B10.5.0.0
- C10.5.4.0
- D10.5.4.100
2Host-A has the IPv4 address and subnet mask 172.16.4.100 255.255.0.0. What is the network address of Host-A?
- A172.0.0.0
- B172.16.0.0
- C172.16.4.0
- D172.16.4.100
3Host-A has the IPv4 address and subnet mask 10.5.4.100 255.255.255.0. Which of the following IPv4 addresses would be on the same network as Host-A? (Choose all that apply)
- A10.5.4.1
- B10.5.0.1
- C10.5.4.99
- D10.0.0.98
- E10.5.100.4
4Host-A has the IPv4 address and subnet mask 172.16.4.100 255.255.0.0. Which of the following IPv4 addresses would be on the same network as Host-A? (Choose all that apply)
- A172.16.4.99
- B172.16.0.1
- C172.17.4.99
- D172.17.4.1
- E172.18.4.1
5Host-A has the IPv4 address and subnet mask 192.168.1.50 255.255.255.0. Which of the following IPv4 addresses would be on the same network as Host-A? (Choose all that apply)
- A192.168.0.1
- B192.168.0.100
- C192.168.1.1
- D192.168.1.100
- E192.168.2.1
6Which two statements are correct about private IPv4 addresses? (Choose two.)
- APrivate IPv4 addresses are assigned to devices within an organization's intranet (internal network).
- BInternet routers will typically forward any packet with destination address that is a private IPv4 address
- C172.99.1.1 is a private IPv4 address
- DAny organization (home, school, office, company can use the 10.0.0.0/8
7Which two statements are correct about public IPv4 addresses? (Choose two.)
- APublic IPv4 addresses are allowed to be assigned to devices within an organization's intranet (internal network)
- BTo access a device over the internet, the destination IPv4 address must be a public address
- C192.168.1.10 is a public IPv4 address
- DPublic IPv4 address exhaustion is a reason why there are private IPv4 and why organizations are transitioning to IPv6
8Which organization or group of organization receives IP addresses from IANA and is responsible for allocating these addresses to ISPs and some organizations?
- AIETF
- BIEEE
- CRIRs
- DTier 1 ISPs
9Which devices will not forward an IPv4 broadcast packet by default?
- AEthernet switch
- Brouter
- CWindows PC
- DNone of the above. All devices forward IPv4 broadcast packets by default
10Which two situations are the result of excessive broadcast traffic?
- Aslow network operations
- Bslow device operations
- Cwhen devices on all adjacent networks are affected
- Dwhen the router has to forward an excessive number of packets
11What is the prefix length notation for the subnet mask 255.255.255.224?
- A/27
- B/26
- C/25
- D/28
12How many valid host addresses are available on an IPv4 subnet that is configured with a /26 mask?
- A64
- B62
- C254
- D190
- E192
13Which subnet mask would be used if 5 host bits are available?
- A255.255.255.240
- B255.255.255.224
- C255.255.255.128
- D255.255.255.0
14A network administrator subnets the 192.168.10.0/24 network into subnets with /26 masks. How many equal-sized subnets are created.
- A16
- B4
- C8
- D1
- E2
- F64
15What subnet mask is represented by the slash notation /20?
- A255.255.255.0
- B255.255.240.0
- C255.255.255.192
- D255.255.224.0
- E255.255.255.248
16Which statement is true about variable-length subnet masking?
- AThe size of each subnet may be different, depending on requirements.
- BBits are returned, rather than borrowed, to create additional subnets.
- CSubnets may only be subnetted one additional time.
- DEach subnet is the same size
17Why does a Layer 3 device perform the ANDing process on a destination IP address and subnet mask?
- Ato identify faulty frames
- Bto identify the network address of the destination network
- Cto identify the broadcast address of the destination network
- Dto identify the host address of the destination host
18How many usable IP addresses are available on the 192.168.1.0/27 network?
- A62
- B32
- C30
- D16
- E256
- F254
19Which subnet mask would be used if exactly 4 host bits are available?
- A255.255.255.248
- B255.255.255.224
- C255.255.255.128
- D255.255.255.240
20Which two parts are components of an IPv4 address? (Choose two.)
- Asubnet portion
- Bnetwork portion
- Chost portion
- Dphysical portion
- Ebroadcast portion
- Flogical portion
21If a network device has a mask of /26, how many IP addresses are available for hosts on this network?
- A64
- B30
- C62
- D32
- E14
- F16
22What does the IP address 172.17.4.250/24 represent?
- Abroadcast address
- Bnetwork address
- Chost address
- Dmulticast address
23If a network device has a mask of /28, how many IP addresses are available for hosts on this network?
- A14
- B32
- C256
- D16
- E62
- F254
24What is the purpose of the subnet mask in conjunction with an IP address?
- Ato identify whether the address is public or private
- Bto uniquely identify a host on a network
- Cto mask the IP address to outsiders
- Dto determine the subnet which host belongs
25A network administrator is variably subnetting a network. The smallest subnet has a mask of 255.255.255.224. How many usable host addresses will this subnet provide?
- A14
- B30
- C2
- D62
- E6
26Which of the following best describes IPv6 stateless autoconfiguration? (Choose Two).
- AUses neighbor discovery mechanism
- BEnable plug n play
- CUses a DHCPV6 server to assign IP
- Dnone of the options
27Which of the following contribute to high attenuation?
- ALong cable lengths and high signal frequencies
- BLong cable lengths and low signal frequencies
- CShort cable lengths and high signal frequencies
- DShort cable lengths and low signal frequencies
28What three attributes define cloud computing?
- AOn-demand services
- BMultitenant environment
- CA Classic Data Center
- DAt-Scale-On Demand
- ENone of the Above
29What is the purpose of the Cisco Wireless Controller (WLC)?
- AProvisions firewall rules for wireless networks
- BUses LWAPP to manage multiple access points (APs)
- CProvides a wireless signal to endpoints
- DPerforms address translation for public and private addresses
30When troubleshooting excessive noise, what might you look for in the output of your "show interface" command?
- ADuplex mismatch
- BAdministrative down
- CCRC errors are increasing
- DCollisions are increasing
31An instructor is reviewing student answers on a previous term exam to prepare for a lecture on IPv6. What would be a good point for the instructor to make when explaining an IPv6 GUA (global unicast address)?
- AIt is considered a best practice to use the IPV6 GUA address of the router as the default gateway address for Windows hosts.
- BIt can be configured statically or assigned dynamically on a router.
- CIt can only be configured statically on a host interface by using the ipv6 address command.
- DIt is routable on the IPv6 internet.
32A technician must accommodate at least 500 subnets from address 172.16.0.0/16. What is an appropriate subnet mask and corresponding number of available host IP addresses per subnet to meet the requirement?
- A255.255.255.128 and 126 hosts
- B255.255.255.0 and 128 hosts
- C255.255.255.192 and 126 hosts
- D255.255.255.224 and 128 hosts
Information
- Description
- Hard CCNA Review Quiz on Network Fundamentals, created by John Martin Magayanes on 23/03/2022.
- Author
- John Martin Magayanes
- Language
- English
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