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 : 2.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
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
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.
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
Description : In the early stages of development of the internet protocol, network administrators interpreted an IP address in ____parts: a) Network Number Portion b) Host Number Portions c) Both of Above d) None of These
Last Answer : c) Both of Above
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. D) All 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
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
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
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
Description : How many bits Internet address is assigned to each host on a TCP/IP Internet which is used in all communications with host? A) 16 bits B) 32 bits C) 48 bits D) 64 bits
Last Answer : How many bits Internet address is assigned to each host on a TCP/IP Internet which is used in all communications with host? 32 bits
Description : In TCP/IP Reference model, the job of ............... layer is to permit hosts to inject packets into any network and travel them independently to the destination. (A) Physical (B) Transport (C) Application (D) Host-to-network
Last Answer : Answer: Marks to all
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
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)
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
Description : In classful addressing, the IP address 190.255.254.254 belongs to (A) Class A (B) Class B (C) Class C (D) Class D
Last Answer : (B) Class B
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
Description : Which among the following definitions is correct: a) Address - The unique number ID assigned to one host or interface in a network b) Subnet - A portion of a network sharing a particular subnet address c) ... to the host d) Interface - A network connection e) None of These f) All of the Above
Last Answer : f) All of the Above
Description : The sender is a router thathas receiveda datagram destinedfor a host on thesame network. The logical address that mustbe mapped to a physical address is ______. A) thedestination IP address in the datagram ... IP address of therouter found inthe routing table C) either a or b D) noneof the above
Last Answer : thedestination IP address in the datagram header
Description : If the sender is a host and wants tosend a packet toanotherhost on another network, the logical address that must be mapped to a physical address is ______. A) thedestination IP address in the datagram ... the IP address of therouter found inthe routing table C) either a or b D) noneof the above
Last Answer : the IP address of therouter found inthe routing table
Description : 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
Description : Which of the following statement is incorrect? A. The Addresses Resolution Protocol, ARP, allows a host to find the physicaladdress ofa target host on the samephysical network, given only the target IP address. ... -addresses of our choice to every machine. D. All of theabove E. None of the above
Last Answer : All of theabove
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
Description : A 4 byte IP address consists of __________ a. only network address b. only host address c. network address & host address d. network address & MAC address
Last Answer : c. network address & host address
Description : One 4 byte IP address is subdivided into __________ A. only network address B. only host address C. network address & host address D. network address & MAC address
Last Answer : C. network address & host address
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
Description : Which of the following addresses is used to deliver a message to the correct application program running on a host? (A) Port (B) IP (C) Logical (D) Physical
Last Answer : (A) Port
Description : . 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
Description : IPv4 and IPv6 are addresses used to identify computers on the internet. Find the correct statement out of the following: (A) Number of bits required for IPv4 address is more than number of bits required for ... of bits required for IPv6 address. (D) Number of bits required for IPv4 address is 64.
Last Answer : (C) Number of bits required for IPv4 address is less than number of bits required for IPv6 address.
Description : The virtual address generated by a CPU is 32 bits. The Translation Lookaside Buffer (TLB) can hold total 64 page table entries and a 4-way set associative (i.e. with 4- cache lines in the set). The page size is 4 KB. The minimum size of TLB tag is (A) 12 bits (B) 15 bits (C) 16 bits (D) 20 bits
Last Answer : (C) 16 bits Explanation: VirtualAddress = 32 bits PageSize = 4KB = 12 bits therefore : VPNTag = 20 bits, OffsetTag = 12 bits TLBEntryLength = VPNTag = 20 bits TotalTLBEntries = 64, 4-way implies ... therefore : TLBIndex = 4 bits TLBTag = TLBEntryLength - TLBIndex = 20 - 4 = 16 bits
Description : A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (1) 14 and 15 (2) 14 and 29 (3) 15 and 14 (4) 16 and 32
Last Answer : (3) 15 and 14
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
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
Last Answer : A) Automatic allocation
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
Description : A data file of 1,00,000 characters contains only the characters g-l, with the frequencies as indicated in table: using the variable-length code by Huffman codes, the file can be encoded with (A) 2,52,000 bits (B) 2,64,000 bits (C) 2,46,000 bits (D) 2,24,000 bits
Last Answer : (D) 2,24,000 bits
Description : Assume that we need to download text documents at the rate of 100 pages per minute. A page is an average of 24 lines with 80 characters in each line and each character requires 8 bits. Then the required bit rate of the channel is ... ...... (A) 1.636 Kbps (B) 1.636 Mbps (C) 2.272 Mbps (D) 3.272 Kbps
Last Answer : Answer: Marks given to all
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
Description : Which of the following statement is true? i) An address with all bits 1 is interpreted as all networks or allhosts. ii) The class A network 128.0.0.0 is defined as the loopbacknetwork. A) i only B) ii only C) Both A and B D) None of the above
Description : How many bits is the IP-V6 address ?
Last Answer : IP-V6 address is 128 bits. In the case of telephones, just as there is a number for each phone set, there is an identity for each computer on the Internet , known as the IP (Internet Protocol) address. The two most ... are IP-V4 and IP-V6 . Here IP-V4 has 32 bits and IP-V6 has 126 bits.
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 : Due to the growth of the internet and the predicted depletion of available addresses, a new version of IP version 6 using _____for the address was developed in 1995: a) 128 Bits b) 129 Bits c) 130 Bits d) None of These
Last Answer : a) 128 Bits
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
Description : Four bits are used for packed sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size ? (A) 4 (B) 8 (C) 15 (D) 16
Last Answer : (C) 15
Description : A network with bandwidth of 10 Mbps can pass only an average of 15,000 frames per minute with each frame carrying an average of 8,000 bits. What is the throughput of this network ? (A) 2 Mbps (B) 60 Mbps (C) 120 Mbps (D) 10 Mbps
Last Answer : (A) 2 Mbps Explanation: In data transmission, throughput is the amount of data moved successfully from one place to another in a given period of time, and typically measured in bits per second (bps), ... second (Mbps) or gigabits per second (Gbps). Here, Throughput = 15000 x 8000/60 = 2 Mbps