Description : An organization isgranteda block;oneaddress is2.2.2.64/25. If thesubnet prefix length is /28, what is the maximum number of subnets? A) 2 B) 4 C) 8 D) none of the above
Last Answer : 8
Description : An organization is granted the block 130.34.12.64/26. It needs to have 4 subnets. Which of the following is not an address of this organization? a. 130.34.12.124 b. 130.34.12.89 c. 130.34.12.70 d. 130.34.12.132
Last Answer : d. 130.34.12.132
Description : 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
Description : 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
Description : 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
Description : The address of a class B host is to be split into subnets with a 6-bit subnet number. What is the maximum number of subnets and the maximum number of hosts in each subnet? a. 62 subnets and 262142 hosts. b. 64 subnets and 262142 hosts. c. 62 subnets and 1022 hosts. d. 64 subnets and 1024 hosts
Last Answer : c. 62 subnets and 1022 hosts.
Description : Consider the given network implementation scenario. For the given classful NID 199.10.20.0/24, the requirement is to create 13 subnets. With given details, find the range of first and last valid IP in 15th subnet. a. ... .20.225 to 199.10.20.238 c. 199.10.20.193 to 199.10.20.206 d. Not of these
Last Answer : a. A Only
Description : 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
Description : 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
Description : 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
Description : 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
Description : 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
Description : You are working with a network thathas the network ID 192.168.10.0. What subnet should you use that supportsup to 25 hosts and a maximum number of subnets? A. 255.255.255.192 B. 255.255.255.224 C. 255.255.255.240 D. 255.255.255.248 E. 255.255.255.252
Last Answer : 255.255.255.224
Description : 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
Description : 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
Description : In IPv6, the ________ prefix defines the purpose of the address. A) type B) purpose C) both a and b D) none of the above
Last Answer : type
Description : In IPv6,____ address defines a groupof computers with addresses that have thesame prefix. A) aunicast B) a multicast C) an anycast D) none of the above
Last Answer : an anycast
Description : In classless addressing, the ______isanother name for thecommon part of the address range. A) suffix B) prefix C) netid D) none of the above
Last Answer : prefix
Description : There are two types of designs for communication subnets: they are ………… A. Point-to-Point channels and Broadcast channels B. packet-switched subnet and store-and-forward C. Multicasting and Broadcasting D. Point-to-Point channels and store-and-forward
Last Answer : A. Point-to-Point channels and Broadcast channels
Description : In classless addressing, the prefix length defines the_____________. A) netid B) hostid C) mask D) none of the above
Last Answer : mask
Description : In classless addressing,the netid length defines the _____________ A. prefix B. hostid C. mask D. none of the above
Last Answer : C. mask
Description : What is the firstaddressof a block of classless addresses ifone of the addresses is 12.2.2.76/27? A) 12.2.2.0 B) 12.2.2.32 C) 12.2.2.64 D) none of the above
Last Answer : 12.2.2.64
Description : Which IP Address Class can have 16 million subnets but support 254 hosts? * Class C * Class A * Class B * Class D
Last Answer : Correct answer: A Possible Subnets IP Address Class Possible Hosts
Description : Which address could be the beginningaddress of ablock of32 classless addresses? A) 2.4.6.5 B) 2.4.6.16 C) 2.4.6.64 D) none of the above
Last Answer : 2.4.6.64
Description : An IPv4 address consistsof _______ bits. A) 4 B) 8 C) 32 D) 64
Last Answer : 32
Description : How many bits internet address isassigned to eachhost on a TCP/IP internet which is used in all communications withthehost? A. 16 - bits B. 32 - bits C. 48 - bits D. 64 - bits E. None of the above
Last Answer : 32 - bits
Description : Which of the following is correct IPv4 address? a. 124.201.3.1.52 b. 01.200.128.123 c. 300.142.210.64 d. 128.64.0.0
Last Answer : d. 128.64.0.0
Description : An IPv6 address is _________ bits long A. 32 B. 64 C. 128 D. none of the above
Last Answer : C. 128
Description : What is the size of an IP address? A. 64 bit B. 128 bit C. 16 bit D. 32 bit
Last Answer : D. 32 bit
Description : Find thenumber of addresses in ablock of classless addresses if one of theaddresses is 12.2.2.7/24. A) 32 B) 64 C) 256 D) none of the above
Last Answer : 256
Description : A batsman average for 20 innings is 25 runs. His highest score exceeds his lowest score by 64 runs. If these 2 innings are excluded, the average of the remaining 18 innings is 24 runs. The highest score of the player is. A) 66 B) 72 C) 77 D) 88
Last Answer : A) Let the highest score be ‘x’ Then lowest score = x-64 Then (25 *20)- 18 * 24 = 432 X+X-64=68 X=66
Description : ………………….. implies that all subnets obtained from the same subnet mask. A) Static subnetting B) Dynamic subnetting C) Variable length subnetting D) Both B and C
Last Answer : A) Static subnetting
Description : ........ implies that all subnets obtained from the same network use the subnet mask. A) Static subnetting B) Dynamic Subnetting C) Variable length subnetting D) Both B and C
Description : ............ implies that all subnets obtained from the same network use the subnet mask. A) Static subnetting B) Dynamic Subnetting C) Variable length subnetting D) Both B and C
Description : What are the two numbers makes the sum is 18 and the difference is2?
Last Answer : 8 and 10
Description : a computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as a. Super computer b. Mini computer c. Micro computer d. Macro computer
Last Answer : Super computer
Description : The Internet addresses are ______ bits in length in IPV4 addressing scheme A. 16 B. 64 C. 32 D. 48
Last Answer : C. 32
Description : The Internet addresses are ……….. bits in length in IPV4 addressing scheme a. 16 b. 64 c. 48 d. 32
Last Answer : d. 32
Description : A layer-4 firewall (a device that can look at all protocol headers up to the transport layer) CANNOT a. block entire HTTP traffic during 9:00PM and 5 :0OAM b. block all ICMP traffic c. stop ... address d. block TCP traffic from a specific user on a multi-user system during 9:00PM and 5:00AM
Last Answer : d. block TCP traffic from a specific user on a multi-user system during 9:00PM and 5:00AM
Description : On which factors do the size of block depends in classless addressing? a. Nature & size of an entity b. Number of addresses c. Availability of the address space d. All of the above
Last Answer : a. Nature & size of an entity
Description : hosts per subnet. What subnet mask will you use? * 255.255.255.248 * 255.255.255.128 * 255.255.255.192 * 255.255.255.240
Last Answer : Correct answer: A By borrowing 5 bits from the last octet, you can. have 30 subnets. If you borrowed only 4 bits you could only have 14 subnets. The formula is (2 to the power of n)-2. By borrowing ... To get 20 subnets, you would need to borrow 5 bits so the subnet mask would be 255.255.255.248.
Description : In SONET each frame lasts _______ microseconds. A) 20 B) 64 C) 128 D) none of the above
Last Answer : 64
Description : address use 7 bits for the and 24 bits for the portion of the IP a. address. b. Class A c. Class B d. Class C e. Class D
Last Answer : a. address.
Description : In classless addressing, the _______ is the varying part (similar tothe hostid). A) suffix B) prefix C) hostid D) none of the above
Last Answer : suffix
Description : We add r redundant bits to each block to make the length n = k + r. The resulting n-bit blocks are called _________ A. datawords B. blockwords C. codewords D. none of the above
Last Answer : C. codewords
Description : Which of the following is/are restriction(s) in classless addressing ? (A) The number of addresses needs to be a power of 2. (B) The mask needs to be included in the address to define the block. (C) The starting address must be divisible by the number of addresses in the block. (D) All of the above
Last Answer : (D) All of the above
Description : 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
Description : Which one of the following fields of an IP header is NOT modified by a typical IP router? a. Checksum b. Source address c. Time to Live (TTL) d. Length
Last Answer : b. Source address
Description : Each IP address can identify the ………... or ………... of IP packets. A. source, destination B. length, size C. source, length D. Size , destination
Last Answer : A. source, destination