In classful addressing, the IP address 190.255.254.254 belongs to (A) Class A (B) Class B (C) Class C (D) Class D

In classful addressing, the IP address 190.255.254.254 belongs to (A) Class A (B) Class B (C) Class C (D) Class D
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(B) Class B
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In a classful addressing, first four bits in Class A IP address is (A) 1010 (B) 1100 (C) 1011 (D) 1110

Description : In a classful addressing, first four bits in Class A IP address is (A) 1010 (B) 1100 (C) 1011 (D) 1110

Last Answer : Answer: A,B,C,D

In a classful addressing, the IP addresses with 0 (zero) as network number: (A) refers to the current network (B) refers to broadcast on the local network (C) refers to broadcast on a distant network (D) refers to loopback testing

Description : In a classful addressing, the IP addresses with 0 (zero) as network number: (A) refers to the current network (B) refers to broadcast on the local network (C) refers to broadcast on a distant network (D) refers to loopback testing

Last Answer : (A) refers to the current network

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. 255.240.0.0 B. 255.248.0.0 C. 255.252.0.0 D. 255.254.0.0 E. 255.255.255.255

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

The idea of address aggregation wasdesigned to alleviate theincreasein routing table entries when using ________. A) classful addressing B) classless addressing C) both a and b D) none of the above

Description : The idea of address aggregation wasdesigned to alleviate theincreasein routing table entries when using ________. A) classful addressing B) classless addressing C) both a and b D) none of the above

Last Answer : classless addressing

In IPV 4, the IP address 200.200.200.200 belongs to (A) Class A (B) Class B (C) Class C (D) Class D

Description : In IPV 4, the IP address 200.200.200.200 belongs to (A) Class A (B) Class B (C) Class C (D) Class D

Last Answer : (C) Class C

Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? * 254 * 510 * 126 * 16,372

Description : Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? * 254 * 510 * 126 * 16,372

Last Answer : 254

Which IP Address Class can have 16 million subnets but support 254 hosts? * Class C * Class A * Class B * Class D

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

Which IP Address Class is INCORRECTLY paired with its range of network numbers? * Class A addresses include 192.0.0.0 through 223.255.255.0 * Class A addresses include 1.0.0.0 through 126.0.0.0 * Class B addresses include 128.0.0.0 through 191.255.0.0 * Class C addresses include 192.0.0.0 through 223.255.255.0 * Class D addresses include 224.0.0.0 through 239.255.255.0

Description : Which IP Address Class is INCORRECTLY paired with its range of network numbers? * Class A addresses include 192.0.0.0 through 223.255.255.0 * Class A addresses include 1.0.0.0 through 126.0.0.0 * Class B ... 192.0.0.0 through 223.255.255.0 * Class D addresses include 224.0.0.0 through 239.255.255.0

Last Answer : 1

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 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

Which one is nota contiguous mask? A) 255.255.255.254 B) 255.255.224.0 C) 255.148.0.0 D) all are

Description : 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

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

Description : 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

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. 199.10.20.208 to 199.10.20.222 b. 199.10.20.225 to 199.10.20.238 c. 199.10.20.193 to 199.10.20.206 d. Not of these

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

.................. address use 7 bits for the <network> and 24 bits for the <host> portion of the IP address. A) Class A B) Class B C) Class C D) Class D

Description : .................. address use 7 bits for the and 24 bits for the portion of the IP address. A) Class A B) Class B C) Class C D) Class D

Last Answer : A) Class A

In the network 200.10.11.144/27, the fourth octet (in decimal) of the last IP address of the network which can be assigned to a host is ________ a. 158 b. 255 c. 222 d. 223

Description : In the network 200.10.11.144/27, the fourth octet (in decimal) of the last IP address of the network which can be assigned to a host is ________ a. 158 b. 255 c. 222 d. 223

Last Answer : a. 158

You are given the IP address of 172.16.2.160 with a subnet mask of 255.255.0.0. What is the network address in binary? * 10101100 00010000 * 00000010 10100000 * 10101100 00000000 * 11100000 11110000

Description : You are given the IP address of 172.16.2.160 with a subnet mask of 255.255.0.0. What is the network address in binary? * 10101100 00010000 * 00000010 10100000 * 10101100 00000000 * 11100000 11110000

Last Answer : Correct answer: A To find the network address, convert the IP address to binary-10101100 000100000 00000010 10100000-then ANDed it with the subnet mask-11111111 11111111 00000000 00000000. The rest is ... that the class of an address can be determined by the numerical value of the first octet

You have an IP host address of 201.222.5.121 and a subnet mask of 255.255.255.248. What is the broadcast address? * 201.222.5.127 * 201.222.5.120 * 201.222.5.121 * 201.222.5.122

Description : You have an IP host address of 201.222.5.121 and a subnet mask of 255.255.255.248. What is the broadcast address? * 201.222.5.127 * 201.222.5.120 * 201.222.5.121 * 201.222.5.122

Last Answer : Correct answer: A The easiest way to calculate this is to subtract 255.255.255.248 (subnet mask) from 255.255.255.255, this equals 7. Convert the address 201.222.5.121 to binary- ... mask 255.255.255.248 to binary-11111111 11111111 11111111 11111000. AND them together to get: 11001001 1101111

The advantage of ............... is that it can reference memory without paying the price of having a full memory address in the instruction. (A) Direct addressing (B) Indexed addressing (C) Register addressing (D) Register Indirect addressing

Description : The advantage of ............... is that it can reference memory without paying the price of having a full memory address in the instruction. (A) Direct addressing (B) Indexed addressing (C) Register addressing (D) Register Indirect addressing

Last Answer : (D) Register Indirect addressing

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

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

Role of IP addressing is: a) A name indicates what we seek b) An address indicates where it is c) A route indicates how to get there d) All of the Above e) None of These

Description : Role of IP addressing is: a) A name indicates what we seek b) An address indicates where it is c) A route indicates how to get there d) All of the Above e) None of These

Last Answer : d) All of the Above

An IP address serves which among the following principal functions: a) Host or network interface identification b) Location Addressing c) Both of Above d) None of These

Description : An IP address serves which among the following principal functions: a) Host or network interface identification b) Location Addressing c) Both of Above d) None of These

Last Answer : c) Both of Above

Role of IP addressing is:a) A name indicates what we seekb) An address indicates where it isc) A route indicates how to get thered) All of the Abovee) None of These

Description : Role of IP addressing is: a) A name indicates what we seek b) An address indicates where it is c) A route indicates how to get there d) All of the Above e) None of These

Last Answer : d) All of the Above

An IP address serves which among the following principal functions: a) Host or network interface identification b) Location Addressing c) Both of Above d) None of These

Description : An IP address serves which among the following principal functions: a) Host or network interface identification b) Location Addressing c) Both of Above d) None of These

Last Answer : c) Both of Above

Define IP Addressing. List IP Address classes with their range.

Description : Define IP Addressing. List IP Address classes with their range.

Last Answer : IP address: It is a unique logical address specified in the TCP/IP used to identify the host in a computer network. It can be a 32 bit address (IPv4) or a 128 bit address (IPv6). The IPv4 address include ... 1110 Class E: Class E is reserved for future use and its starting bits are 1111 

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

Description : 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

In packet-filtering router, the following information can be external from the packet header. i) Source IP address ii) Destination IP address iii) TCP/UDP source port iv) ICMP message type v) TCP/UDP destination port A) i, ii, iii and iv only B) i, iii, iv and v only C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Description : In packet-filtering router, the following information can be external from the packet header. i) Source IP address ii) Destination IP address iii) TCP/UDP source port iv) ICMP message type v) TCP/UDP destination port A) i, ii ... and v only C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Last Answer : D) All i, ii, iii, iv and v

The following protocols and system are commonly used to provide various degrees of security services in computer network. i) IP filtering ii) Reverse Address Translation iii) IP security Architecture (IPsec) iv) Firewalls v) Socks A) i, ii, iii and iv only B) i, iii, iv and v only C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Description : The following protocols and system are commonly used to provide various degrees of security services in computer network. i) IP filtering ii) Reverse Address Translation iii) IP security Architecture (IPsec) iv) Firewalls v) Socks ... only C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Last Answer : B) i, iii, iv and v only

Which of the following is not a mechanism that DHCP supports for IP address allocation? A) Automatic allocation B) Static allocation C) Dynamic allocation D) Manual allocation

Description : Which of the following is not a mechanism that DHCP supports for IP address allocation? A) Automatic allocation B) Static allocation C) Dynamic allocation D) Manual allocation

Last Answer : B) Static allocation

………………….. is responsible for converting the higher level protocol addresses (IP addresses) to physical network addresses. A) Address Resolution Protocol (ARP) B) Reverse Address Resolution Protocol (RARP) C) Bootstrap Protocol (BOOTP) D) Internet Control Message Protocol (ICMP)

Description : ………………….. is responsible for converting the higher level protocol addresses (IP addresses) to physical network addresses. A) Address Resolution Protocol (ARP) B) Reverse Address Resolution Protocol (RARP) C) Bootstrap Protocol (BOOTP) D) Internet Control Message Protocol (ICMP)

Last Answer : A) Address Resolution Protocol (ARP)

The most important and common protocols associated TCP/IP internetwork layer are. i) Internet protocol(IP) ii) Internet control Message Protocol(ICMP) iii) Bootstrap Protocol (BooTP) iv) Dynamic Host Configuration Protocol (DHCP) v) Address Resolution Protocol (ARP) A) i, ii, iii and iv only B) i, iii, iv and v only C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Description : The most important and common protocols associated TCP/IP internetwork layer are. i) Internet protocol(IP) ii) Internet control Message Protocol(ICMP) iii) Bootstrap Protocol (BooTP) iv) Dynamic Host Configuration Protocol (DHCP) v) ... C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Last Answer : D) All i, ii, iii, iv and v

The combination of ……………. And ………….. is often termed the local address of the local portion of the IP address. A) Network number and host number B) Network number and subnet number C) Subnet number and host number D) All of the above

Description : The combination of ……………. And ………….. is often termed the local address of the local portion of the IP address. A) Network number and host number B) Network number and subnet number C) Subnet number and host number D) All of the above

Last Answer : C) Subnet number and host number

Which of the following is not a mechanism that DHCP supports for IP address allocation? A) Automatic allocation B) Static allocation C) Dynamic allocation D) Manual allocation

Description : Which of the following is not a mechanism that DHCP supports for IP address allocation? A) Automatic allocation B) Static allocation C) Dynamic allocation D) Manual allocation

Last Answer : A) Automatic allocation

The most important and common protocols associated TCP/IP internetwork layer are. i) Internet Protocol (IP) ii) Internet Control Message Protocol (ICMP) iii) Bootstrap Protocol (BOOTP) iv) Dynamic Host Configuration Protocol (DHCP) V) Address Resolution Protocol (ARP) A) i, ii, iii, and iv only B) ii, iii, iv and v only C) i, iii, iv and v only D) All i, ii, iii, iv and v only

Description : The most important and common protocols associated TCP/IP internetwork layer are. i) Internet Protocol (IP) ii) Internet Control Message Protocol (ICMP) iii) Bootstrap Protocol (BOOTP) iv) Dynamic Host Configuration Protocol (DHCP) V) ... C) i, iii, iv and v only D) All i, ii, iii, iv and v only

Last Answer : D) All i, ii, iii, iv and v only

The combination of ........... and ............ is often termed the local address or the local portion of the IP Address. A) Network number and host number B) Network number and subnet number C) Subnet number and host number.

Description : The combination of ........... and ............ is often termed the local address or the local portion of the IP Address. A) Network number and host number B) Network number and subnet number C) Subnet number and host number.

Last Answer : C) Subnet number and host number.

Which of the following OSI layers correspond to TCP/IP's application layer? A) Application B) IP Address C) Session D) All of the above

Description : Which of the following OSI layers correspond to TCP/IP's application layer? A) Application B) IP Address C) Session D) All of the above

Last Answer : D) All of the above

DNS can obtain the ................. of host if its domain name is known and vice versa. A) Station address B) IP address C) Port address D) Checksum

Description : DNS can obtain the ................. of host if its domain name is known and vice versa. A) Station address B) IP address C) Port address D) Checksum

Last Answer : B) IP address

The combination of an IP address and a port number is known as ................... (A) network number (B) socket address (C) subnet mask number (D) MAC address

Description : The combination of an IP address and a port number is known as ................... (A) network number (B) socket address (C) subnet mask number (D) MAC address

Last Answer : (B) socket address

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, 15.16.199.255 * 255.255.248.0, A, 15.16.199.255, 14.15.192.0 * 255.255.242.0, A, 15.16.192.0, 15.16.199.255

Description : 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, 128.16.32.15 * 255.255.255.252, B,128.16.32.15, 128.16.32.12 * 255.255.255.248, B,128.16.32.12, 128.16.32.15

Description : 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,

You are given the following address: 153.50.6.27/25. Determine the subnet mask, address class, subnet address, and broadcast address. * 255.255.255.128, B,153.50.6.0, 153.50.6.127 * 255.255.255.128, C,153.50.6.0, 153.50.6.127 * 255.255.255.128, C,153.50.6.127, 153.50.6.0 * 255.255.255.224, C,153.50.6.0, 153.50.6.127

Description : You are given the following address: 153.50.6.27/25. Determine the subnet mask, address class, subnet address, and broadcast address. * 255.255.255.128, B,153.50.6.0, 153.50.6.127 * 255.255.255.128, C,153.50.6.0, 153 ... .128, C,153.50.6.127, 153.50.6.0 * 255.255.255.224, C,153.50.6.0, 153.50.6.127

Last Answer : Correct answer: A 255.255.255.224,

A network on the Internet has a subnet mask of 255.255.240.0. What is the maximum number of hosts it can handle ? (A) 1024 (B) 2048 (C) 4096 (D) 8192

Description : A network on the Internet has a subnet mask of 255.255.240.0. What is the maximum number of hosts it can handle ? (A) 1024 (B) 2048 (C) 4096 (D) 8192

Last Answer : (C) 4096

The class string belongs to ................... package. A) java.awt B) java.lang C) java.applet D) java.string

Description : The class string belongs to ................... package. A) java.awt B) java.lang C) java.applet D) java.string

Last Answer : B) java.lang

Which one of the following is not an addressing mode? (A) Register indirect (B) Auto increment (C) Relative indexed (D) Immediate operand

Description : Which one of the following is not an addressing mode? (A) Register indirect (B) Auto increment (C) Relative indexed (D) Immediate operand

Last Answer : (C) Relative indexed

The ............... addressing mode is similar to register indirect addressing mode, except that an offset is added to the contents of the register. The offset and register are specified in the instruction. (A) Base indexed (B) Base indexed plus displacement (C) Indexed (D) Displacement

Description : The ............... addressing mode is similar to register indirect addressing mode, except that an offset is added to the contents of the register. The offset and register are specified in the instruction. (A) Base indexed (B) Base indexed plus displacement (C) Indexed (D) Displacement

Last Answer : (D) Displacement

The function of IP adress is …………………………………………. A. host identification B. network interface identification C. location addressing D. all of the above

Description : The function of IP adress is …………………………………………. A. host identification B. network interface identification C. location addressing D. all of the above

Last Answer : D. all of the above

Explain the different classes of IP addressing.

Description : Explain the different classes of IP addressing.

Last Answer : Class A Addressing: 1. First byte specifies the network portion. 2. Remaining bytes specify the host portion. 3. The highest order bit of the network byte is always 0. 4. Network values of ... E addressing. This format begins with 1110 that show a it is reversed for the future use.

Which of the following statement is true? i) An address with all bits 1 is interpreted as all networks or all hosts. ii) The class A network 128.0.0.0 is defined as the loopback network. A) i only B) ii only C) Both A and B D) None of the above

Description : Which of the following statement is true? i) An address with all bits 1 is interpreted as all networks or all hosts. ii) The class A network 128.0.0.0 is defined as the loopback network. A) i only B) ii only C) Both A and B D) None of the above

Last Answer : A) i only

Which address is the loopback address? A. 0.0.0.1 B. 127.0.0.0 C. 127.0.0.1 D. 255.255.255.255 E. None of the above

Description : Which address is the loopback address? A. 0.0.0.1 B. 127.0.0.0 C. 127.0.0.1 D. 255.255.255.255 E. None of the above

Last Answer : 255.255.255.255

What is the loopback address of localhost? A. 0.0.0.0 B. 127.0.0.1 C. 172.16.12.1 D. 255.0.0.0

Description : What is the loopback address of localhost? A. 0.0.0.0 B. 127.0.0.1 C. 172.16.12.1 D. 255.0.0.0

Last Answer : C. 172.16.12.1

address use 7 bits for the <network> and 24 bits for the <host> portion of the IP a. address. b. Class A c. Class B d. Class C e. Class D

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.