What is the default mask for class A in CIDR notation? A) /9 B) /8 C) /16 D) none of the above Last Answer : /8
What is the default mask for class C in CIDR notation? A) /24 B) /8 C) /16 D) none of the above Last Answer : /8
Which of the following best illustrates the default subnet mask for a class A,B, and C Network? A. 0.0.0.0,0.0.0.1, 0.0.1.1 B. 255.255.255.0, 255.255.0.0,255.0.0.0 C. 255.0.0.0, 255.255.0.0, 255.255.255.0 D. 255.255.0.0, 255.255.255.0,255.255.255.255 E. None of the above Last Answer : 255.0.0.0, 255.255.0.0, 255.255.255.0
What is the default subnet mask for a class C network? A. 127.0.0.1 B. 255.0.0.0 C. 255.255.0.0 D. 255.255.255.0 E. None of the above Last Answer : 255.255.255.0
On a class B network, how manyhostsare availableat eachsite witha subnet mask of 248? A. 16,382 B. 8,190 C. 4,094 D. 2,046 E. 1,022 Last Answer : 2,046
In _______forwarding, the mask anddestination addresses are both 0.0.0.0 in therouting table. A) next-hop B) network-specific C) host-specific D) default Last Answer : default
What partof 192.168.10.51 is the Network ID, assuming a default subnet mask? A. 192 B. 192.168.10 C. 0.0.0.5 D. 51 E. None of the above Last Answer : 192.168.10
What is IP class and number of sub- networks if the subnet mask is 255.224.0.0? a. Class A, 3 b. Class A, 8 c. Class B, 3 d. Class B, 32 Last Answer : b. Class A, 8
You havea class A network address 10.0.0.0 with 40subnets,but arerequiredto add 60 new subnets very soon. You would like to still allow for the largest possible number of host IDs per subnet. Which subnet mask should youassign? A. ... B. 255.248.0.0 C. 255.252.0.0 D. 255.254.0.0 E. 255.255.255.255 Last Answer : 255.254.0.0
In hexadecimal colon notation, a 128-bit address isdivided into _______ sections, each _____hexadecimal digits in length. A) 8: 2 B) 8: 3 C) 8: 4 D) none of the above Last Answer : 8: 4
You are given the following address: 15.16.193.6/21. Determine the subnet mask, address class, subnet address, and broadcast address. * 255.255.248.0, A, 15.16.192.0, 15.16.199.255 * 255.255.248.0, B, 15.16.192.0, ... 0, A, 15.16.199.255, 14.15.192.0 * 255.255.242.0, A, 15.16.192.0, 15.16.199.255 Last Answer : Correct answer: A,B & D Subnet addresses in this situation are all in multiples of 8. In this example, 201.222.5.16 is the subnet, 201.22.5.31 is the broadcast address. The rest are valid host IDs on subnet 201.222.5.16.
You are given the following address: 128.16.32.13/30. Determine the subnet mask, address class, subnet address, and broadcast address. * 255.255.255.252, B,128.16.32.12, 128.16.32.15 * 255.255.255.252, C,128.16.32.12 ... , B,128.16.32.15, 128.16.32.12 * 255.255.255.248, B,128.16.32.12, 128.16.32.15 Last Answer : Correct answer: A * 255.255.255.248,
What is the usualnumber of bits transmitted simultaneously inparalleldata transmission used by microcomputers? A. 16 B. 9 C. 8 D. 4 E. None of the above Last Answer : 9
Which number system is commonly used as a shortcut notation for groups of four binary digits? a. Binary b. Decimal c. Octal d. Hexadecimal Last Answer : Hexadecimal
You are designing a network which needs to support 200 users. You don't plan to extend the segment beyond the current number of users. Which subnet mask would best meet your needs? Select the best answer. A. 255.255.0.0 B. 255.255.255.0 C. 255.0.0.0 D. 255.224.0.0 E. 255.255.255.200 Last Answer : 255.255.255.0
In a block, the mask is 255.255.192.0; what is the prefix length? A) /20 B) /28 C) /18 D) none of the above Last Answer : /18
In a block, the prefix length is /15; what is the mask? A) 255.254.0.0 B) 255.255.255.0 C) 255.255.255.128 D) none of the above Last Answer : 255.254.0.0
In a block, the prefix length is /24; what is the mask? A) 255.255.255.0 B) 255.255.242.0 C) 255.255.0.0 D) none of the above Last Answer : 255.255.255.0
In classless addressing, the prefix length defines the_____________. A) netid B) hostid C) mask D) none of the above Last Answer : mask
Which one is nota contiguous mask? A) 255.255.255.254 B) 255.255.224.0 C) 255.148.0.0 D) all are Last Answer : 255.148.0.0
The principle of ________ states that the routing table is sorted from the longest mask to the shortest mask. A) first mask matching B) shortest mask matching C) longest mask matching D) none of the above Last Answer : longest mask matching
With anIP address set starting with 150, you currently havesix offices that you are treating as subnets. Plans are in place toopen 10 more officesbefore the end of theyear. What subnet mask should you useto ... maximize thenumberof hosts available at eachsite? A. 192 B. 224 C. 240 D. 248 E. 252 Last Answer : 248
You are working with three networks that have the network IDs 192.168.5.0, 192.168.6.0, and192.168.7.0. What subnet mask can you use to combine these addresses intoone? A. 255.255.252.0 B. 225.255.254.0 C. 255.255.255.240 D. 255.255.255.252 Last Answer : 255.255.252.0
With anIP address of 100, you currently have 80 subnets. What subnet mask should you use to maximize the number of available hosts? A. 192 B. 224 C. 240 D. 248 E. 252 Last Answer : 252
If a Company require 60 hosts then What is the best possible subnet mask? a. 255.255.255.0 b. 255.255.255.192 c. 255.255.225.224 d. 225.225.255.240 Last Answer : b. 255.255.255.192
A subnet has been assigned a subnet mask of 255.255.255.192. What is the maximum number of hosts that can belong to this subnet? a. 14 b. 30 c. 62 d. 126 Last Answer : c. 62
In a block, the prefix length is /24; what is the mask? A. 255.255.255.0 B. 255.255.242.0 C. 255.255.0.0 D. none of the above Last Answer : A. 255.255.255.0
In classless addressing,the netid length defines the _____________ A. prefix B. hostid C. mask D. none of the above Last Answer : C. mask
In _______forwarding, the routing tableholds the address of just thenext hop instead of complete routeinformation. A) next-hop B) network-specific C) host-specific D) default Last Answer : next-hop
In _______forwarding, the destinationaddress is anetworkaddress in the routingtable. A) next-hop B) network-specific C) host-specific D) default Last Answer : network-specific
In _______forwarding, the full IP address of a destination isgiven in the routing table. A) next-hop B) network-specific C) host-specific D) default Last Answer : host-specific
The default view in Excel is“““.view. (A) Work (B) Auto (C) Normal (D) Roman (E) None of these Last Answer : Normal
The address resolution protocol (ARP) is used for a. Finding the IP address from the DNS b. Finding the IP address of the default gateway c. Finding the IP address that corresponds to a MAC address d. Finding the MAC address that corresponds to an IP address Last Answer : Finding the MAC address that corresponds to an IP address
The number of addresses in a class A block is _______. A) 65,534 B) 16,777,216 C) 256 D) none of the above Last Answer : 16,777,216
The number of addresses in a class B block is _______. A) 65,536 B) 16,777,216 C) 256 D) none of the above Last Answer : 65,536
The number of addresses in a class C block is _______. A) 65,534 B) 16,777,216 C) 256 D) none of the above Last Answer : 256
. In addresses for _______ networks, the first 16 bits specify a particular network, and the last 16 bits specify a particular host. A. class A B. class C C. class B D. class D Last Answer : C. class B
What is the default size of distributed cache a) 8 GB b) 10 GB c) 12 GB d) 16 GB Last Answer : 10 GB
What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27 Last Answer : 27
The constellation diagram of16-QAM has ______ dots. A) 4 B) 16 C) 8 D) none of the above Last Answer : 16
Which quantizationlevel results ina more faithful reproduction of the signal? A) 2 B) 8 C) 16 D) 32 Last Answer : 32
The VPIof an NNI is _______ bits in length. A) 8 B) 12 C) 16 D) 24 Last Answer : 12
The VPIof a UNI is _______ bits in length. A) 8 B) 12 C) 16 D) 24 Last Answer : 8
An IPv6address can haveup to __________ hexadecimal digits. A) 16 B) 32 C) 8 D) none of the above Last Answer : 32
An IPv6address consistsof ________bytes (octets); A) 4 B) 8 C) 16 D) none of the above Last Answer : 16
An organization isgranteda block of classless addresses with the starting address 199.34.32.0/27. How many addresses are granted? A) 8 B) 16 C) 32 D) none of the above Last Answer : 16
An organization isgranteda block of classless addresses with the starting address 199.34.76.128/29. How manyaddressesare granted? A) 8 B) 16 C) 32 D) none of the above Last Answer : 8
An organization isgranteda block of classless addresses with the starting address 199.34.76.64/28. How manyaddresses are granted? A) 8 B) 16 C) 32 D) none of the above Last Answer : 16
An ICMP message has _____ headerand a variable-size data section. A) a 16-byte B) a 32-byte C) an 8-byte D) noneof the above Last Answer : an 8-byte
What is the size of the ‘total length’ field in IPv4 datagram? a. 4 bit b. 8 bit c. 16 bit d. 32 bit Last Answer : c. 16 bit