Description : Loopback address ....................... of IPv6 address is equivalent to the IPV4 loopback address 127.0.0.1. A) (: : 1) B) (: : ) C) (: : 0) D) (1 : : )
Last Answer : A) (: : 1)
Description : Unspecified address......................of IPV6 address is equivalent to the IPV4 unspecified address 0.0.0.0. A) (: : 1) B) (: : ) C) (: : 0) D) (1 : : )
Last Answer : B) (: : )
Description : Unspecified address ………………….. of IPV6 address is equivalent to the IPV4 unspecified address 0.0.0.0. A) (: : 1) B) (: : ) C) (: : 0) D) (1 : : )
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 : 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
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
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 : In IPv6,a ___________ address is anaddress of 96 bits of zero followed by32 bits of IPv4 address. A) link local B) site local C) mapped D) none of the above
Last Answer : none of the above
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
Description : IPv6 allows _________ security provisions than IPv4. A) more B) less C) thesame level D) noneof the above
Last Answer : more
Description : Explain different transition method of IPv4 to IPv6.
Last Answer : Three Transition from IPv4 to IPv6 strategies are 1. Dual Stack 2. Tunnelling 3. Header Translation 1. DUAL STACK In this kind of strategy a station has a dual stack of protocols run IPv4 and ... of the IPv6 packet is converted to an IPv4 header see figure. Fig. Header Translation
Description : Differentiate between IPv4 and IPv6.
Last Answer : IPv4 IPv6 1. Source and destination addresses are 32 bits (4 bytes) in length. 1. Source and destination addresses are 128 bits(16 bytes) in length. 2. Uses broadcast ... Uses host address (AAAA) resource records in the domain name system to map host names to IPv6 addresses
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 : When you ping theloopback address,a packet is sent where? A. On the network B. Down through thelayers of the IP architecture and then up thelayers again C. Across the wire D. through the loopback dongle E. None of the above
Last Answer : Down through thelayers of the IP architecture and then up thelayers again
Description : State whether true or false. i) A connection oriented protocol can only use unicast addresses. ii) The anycast service is included in IPV6. A) True, True B) True, False
Last Answer : i) A connection oriented protocol can only use unicast addresses.
Description : In IPv4 header, the field is needed to allow the destination host to determine which datagram a newly arrived fragment belongs to. (A) identification (B) fragment offset (C) time to live (D) header checksum
Last Answer : (A) identification
Description : Which of the following is used in the options field of IPv4 ? (A) Strict source routing (B) Loose source routing (C) time stamp (D) All of the above
Last Answer : (D) All of the above
Description : Which of the following fields in IPv4 datagram is not related to fragmentation? (A) Type of service (B) Fragment offset (C) Flags (D) Identification
Last Answer : (A) Type of service
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 : 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,
Description : What is the size of IP address in IPv6 ?
Last Answer : The size of the IP address in IPv6 is 128 bits.
Description : . In IPv6, the___________ address isgenerally usedby a normal host as a unicast address. A) provider-based unicast B) link local C) site local D) none of the above
Last Answer : provider-based unicast
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 IPv6,_______ address defines asingle computer. A) aunicast B) a multicast C) an anycast D) none of the above
Last Answer : aunicast
Description : In IPv6, the _______ field inthe baseheader and thesender IP address combineto indicate aunique path identifier for aspecific flow of data. A) flow label B) nextheader C) hoplimit D) destination IP address
Last Answer : flow label
Description : In IPv6, _______ address defines a single computer A. a unicast B. a multicast C. an anycast D. none of the above
Last Answer : A. a unicast
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 size of the IPv6 Address? A. 32 bits B. 64 bits C. 128 bits D. 256 bits
Last Answer : C. 128 bits
Description : Identify the classof the following IPv4 address: 191.1.2.3. A) A B) B C) C D) none of the above
Last Answer : B
Description : Identify the classof the following IPv4 address: 229.1.2.3. A) A B) B C) D D) none of the above
Last Answer : D
Description : Identify the classof the following IPv4 address: 4.5.6.7. A) A B) B C) C D) none of the above
Last Answer : A
Description : An IPv4 address consistsof _______ bits. A) 4 B) 8 C) 32 D) 64
Last Answer : 32
Description : Identify the class of the following IPv4 address: 191.1.2.3.
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
Description : Convert the octal number 0.4051 into its equivalent decimal number. (1) 0.5100098 (2) 0.2096 (3) 0.52 (4) 0.4192
Last Answer : Answer: 1 Explanation: (0.4051)8 = 4x8-1+0x8-2+5x8-3+1x8-4 = 0.5100098
Description : A three dimensional array in C' is declared as int A[x][y][z]. Here, the address of an item at the location A[p][q][r] can be computed as follows (where w is the word length of an integer): (A) &A[0][0][0]+w(y*z*q+z*p+r) (B) &A ... *q+r) (C) &A[0][0][0]+w(x*y*p+z*q+r) (D) &A[0][0][0]+w(x*y*q+z*p+r)
Last Answer : Answer: B
Description : Suppose that the virtual Address space has eight pages and physical memory with four page frames. If LRU page replacement algorithm is used, .............. number of page faults occur with the reference string. 0 2 1 3 5 4 6 3 7 4 7 3 3 5 5 3 1 1 1 7 2 3 4 1 (A) 11 (B) 12 (C) 10 (D) 9
Last Answer : (A) 11
Description : A …………………….. creates copies during replication that are functionally equivalent but have distinctly different bit patterns. A) Boot Sector Virus B) Polymorphic Virus C) Parasitic Virus D) Macro Virus
Last Answer : B) Polymorphic Virus
Description : What is the output when following statement is executed ? >>>print('new' 'line') a) Error b) Output equivalent to print ‘new\nline’ Page No 22 c) newline d) new line
Last Answer : c) newline
Description : Given a Non-deterministic Finite Automation (NFA) with states p and r as initial and final states respectively transition table as given below The minimum number of states required in Deterministic Finite Automation (DFA) equivalent to NFA is (A) 5 (B) 4 (C) 3 (D) 2
Last Answer : (C) 3
Description : The equivalent production rules corresponding to the production rules S→Sα1|Sα2|β1|β2 is (A) S→β1 | β2, A→α1A | α2A | λ (B) S→β1 | β2 | β1A | β2A, A→α1A | α2A (C) S→β1 | β2, A→α1A | α2A (D) S→β1 | β2 | β1A | β2A, A→α1A | α2A | λ
Last Answer : (D) S→β1 | β2 | β1A | β2A, A→α1A | α2A | λ
Description : Given the following statements: S1 : The grammars S→asb | bsa | ss | a and S→asb | bsa | a are not equivalent. S2: The grammars S→ss | sss | asb | bsa | λ and S→ss | asb | bsa | λ are equivalent. ... and S2 are correct (C) S1 is not correct and S2 is correct (D) Both S1 and S2 are not correct.
Last Answer : (A) S1 is correct and S2 is not correct.
Description : The reverse polish notation equivalent to the infix expression ((A + B) * C + D)/(E + F + G) (A) A B + C * D + EF + G + / (B) A B + C D * + E F + G + / (C) A B + C * D + E F G + +/ (D) A B + C * D + E + F G + /
Last Answer : (A) A B + C * D + EF + G + /
Description : Convert the following infix expression into its equivalent post fix expression (A + B^ D) / (E – F) + G (A) ABD^ + EF – / G+ (B) ABD + ^EF – / G+ (C) ABD + ^EF / – G+ (D) ABD^ + EF / – G+
Last Answer : (A + B^ D) / (E – F) + G
Description : Which of the following is true ? I. Implementation of self-join is possible in SQL with table alias. II. Outer-join operation is basic operation in relational algebra. III. Natural join and outer join operations are ... (B) II and III are correct. (C) Only III is correct. (D) Only I is correct.
Last Answer : (D) Only I is correct.
Description : In propositional logic P↔Q is equivalent to (Where ~ denotes NOT): (A) ~(P∨Q)∧~(Q∨P) (B) (~P∨Q)∧(~Q∨P) (C) (P∨Q)∧(Q∨P) (D) ~(P∨Q)→~(Q∨P)
Last Answer : (B) (~P∨Q)∧(~Q∨P)
Description : The equivalent hexadecimal notation for octal number 2550276 is: (A) FADED (B) AEOBE (C) ADOBE (D) ACABE
Last Answer : (C) ADOBE
Description : The RST 7 instruction in 8085 microprocessor is equivalent to: (A) CALL 0010 H (B) CALL 0034 H (C) CALL 0038 H (D) CALL 003C H
Last Answer : (C) CALL 0038 H
Description : The octal number 326.4 is equivalent to (A) (214.2)10 and (D6.8)16 (B) (212.5)10 and (D6.8)16 (C) (214.5)10 and (D6.8)16 (D) (214.5)10 and (D6.4)16
Last Answer : (C) (214.5)10 and (D6.8)16