Description : What is the firstaddressof a block of classless addresses ifone of the addresses is 12.2.2.76/10? A) 12.0.0.0 B) 12.2.0.0 C) 12.2.2.2 D) none of the above
Last Answer : 12.0.0.0
Description : What is the firstaddressof a block of classless addresses ifone of the addresses is 12.2.2.127/28? A) 12.2.2.0 B) 12.2.2.96 C) 12.2.2.112 D) none of the above
Last Answer : 12.2.2.112
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 199.34.76.128/29. How manyaddressesare granted? A) 8 B) 16 C) 32 D) none of the above
Last Answer : 8
Description : What is the lastaddress of a blockof classless addresses ifone of the addresses is 12.2.2.6/30? A) 12.2.2.2 B) 12.2.2.6 C) 12.2.2.7 D) none of the above
Last Answer : 12.2.2.7
Description : What is the lastaddress of a blockof classless addresses ifone of the addresses is 12.2.2.127/28? A) 12.2.2.16 B) 12.2.2.112 C) 12.2.2.127 D) none of the above
Last Answer : 12.2.2.127
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 : 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 : 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 : 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 : Find thenumber of addresses in ablock of classless addresses if one of theaddresses is 12.2.2.7/30. A) 2 B) 4 C) 8 D) none of the above
Last Answer : 4
Description : Which address could be the beginningaddress of ablock of256 classless addresses? A) 2.4.6.5 B) 2.4.6.15 C) 2.4.6.0 D) none of the above
Last Answer : 2.4.6.0
Description : Which address could be the beginningaddress of ablock of16 classless addresses? A) 2.4.6.5 B) 2.4.6.15 C) 2.4.6.62 D) none of the above
Last Answer : none of the above
Description : The firstaddressassignedto an organization in classless addressing_______. A) must bea powerof 4 B) must beevenly divisible by the number of addresses C) must belong to one of the A, B, or C classes D) none of the above
Last Answer : must beevenly divisible by the number of addresses
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 : 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 : IPv6 has _______ -bit addresses. A. 32 B. 64 C. 128 D. Variable
Last Answer : C. 128
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 : Two concentric circles have radii of 23 cm and 9 cm. A rectangle has an area equal to the annular space between the above two circles. If the breadth of the rectangle is 22 cm then find its length. 1 : 32 cm 2 : 48 cm 3 : 76 cm 4 : 64 cm 5 : None of these
Last Answer : 4 : 64 cm
Description : A unix file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contain 10 direct entries and one single, double and triple indirect entry each? (A) 32 GB (B) 64 GB (C) 16 GB (D) 1 GB
Last Answer : (C) 16 GB
Description : 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
Description : 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
Description : The number of addresses in a class C block is _______. A) 65,534 B) 16,777,216 C) 256 D) none of the above
Description : A UNIX file system has 1 KB block size and 4-byte disk addresses. What is the maximum file size if the inode contains ten direct block entries, one single indirect block entry, one double indirect block entry and one triple indirect block entry? (A) 30 GB (B) 64 GB (C) 16 GB (D) 1 GB
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 _______ is the varying part (similar tothe hostid). A) suffix B) prefix C) hostid D) none of the above
Last Answer : suffix
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 : The number of addressesassignedtoan organization in classless addressing_______. A) can be any number B) must bea multiple of 256 C) must bea powerof 2 D) none of the above
Last Answer : must bea powerof 2
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
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 : EBCDIC can code up to how many different characters? a. 256 b. 16 c. 32 d. 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 : The ASCII encoding of binary data is called a. base 64 encoding b. base 32 encoding c. base 16 encoding d. base 8 encoding
Last Answer : a. base 64 encoding
Description : If link transmits 4000 frames per second and each slot has 8 bits, the transmission rate of circuit of this TDM is ______. a. 64 Kbps b. 32 Mbps c. 32 Kbps d. 64 MbpS
Last Answer : c. 32 Kbps
Description : The next header t is an _____ field of Authentication Header that identifies the type of what follows. A. 16-bit B. 64-bit C. 8-bit D. 32-bit
Last Answer : C. 8-bit
Description : An IPv6 address is _________ bits long A. 32 B. 64 C. 128 D. none of the above
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 : 1:1, 8:4, 9:27, 64:16, 25:125, ?:?, 49:343, a) 36:316 b) 216:36 c) 316:16 d) 32:316 e) None of these
Last Answer : Its alternatively ratio of n2 and n3 Now, after 25:125, it would be 63 : 62 216:36 Answer: b)
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
Description : An organization isgranteda block;one address is2.2.2.64/20. The organization needs 10 subnets. What is thesubnet prefix length? A) /20 B) /24 C) /25 D) none of the above
Last Answer : /24
Description : 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
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
Description : How many bytes of data can be sent in 15 seconds over a serial link with baud rate of 9600 in asynchronous mode with odd parity and two stop bits in the frame? a. 10,000 bytes b. 12,000 bytes c. 15,000 bytes d. 27,000 bytes
Last Answer : b. 12,000 bytes
Description : What is the gain of the Hertzian dipole over isotropic antenna? A. 1.64 dB B. 2.15 dB C. 1.76 dB D. 1.55 dB
Last Answer : C. 1.76 dB
Description : Find the orbital dipole moment in a field of dipoles of radius 20cm and angular velocity of 2m/s(in 10 -22 order) a) 64 b) 76 c) 54 d) 78
Last Answer : a) 64
Description : The combined effect of curvature and refraction over a distance kilometres is (A) 67.2 L2 mm (B) 76.3 L2 mm (C) 64.5 L2 mm (D) None of these
Last Answer : (A) 67.2 L2 mm
Description : Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be (A) 40 cm (B) 52 cm (C) 64 cm (D) 76 cm
Last Answer : Answer: Option D