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 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 : 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 : 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 : 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
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 : 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 : 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 : 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 : EBCDIC can code up to how many different characters? a. 256 b. 16 c. 32 d. 64
Last Answer : 256
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 : 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 : 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 : Insert the missing number in the following series: 4 16 8 64 ? 256 (A) 16 (B) 24 (C) 32 (D) 20
Last Answer : Answer: A Square root of 16 is 4, Square root of 64 is 8, Therefore Square root of 256 is 16.
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 : How many hostsare attached to eachof the local area networks at your site? A. 128 B. 254 C. 256 D. 64 E. None of the above
Last Answer : 254
Description : The ________ rate defines thenumber of dataelements sent in1s; the______ rate is the numberof signalelements sent in 1s. A) data; signal B) signal; data C) baud; bit D) none of the above
Last Answer : data; signal
Description : In Frame Relay, the EA field defines thenumber of bytes; it is _____ in the last byte of the address. A) 0 B) 1 C) 2 D) 3
Last Answer : 1
Description : In IPv4, what is needed to determine thenumber of the last byte of a fragment? A) Identification number B) Offset number C) Total length D) (b) and (c)
Last Answer : (b) and (c)
Description : EBCDIC can code up to how many different characters? A) 256 B) 16 C) 32 D) 64
Last Answer : Answer : A
Description : For a space wave transmission, the radio horizon distance of a receiving antenna with a height of 64 meters is approximately A. 8 km B. 32 km C. 64 km D. 256 km
Last Answer : B. 32 km
Last Answer : a. 256
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 : Suppose a digitized voice channel is made by digitizing 8 kHz bandwidth analog voice signal. It is required to sample the signal at twice the highest frequency (two samples per hertz). What is the bit rate required, if it ... sample requires 8 bits? (A) 32 kbps (B) 64 kbps (C) 128 kbps (D) 256 kbps
Last Answer : (C) 128 kbps
Description : IPv6 has _______ -bit addresses. A. 32 B. 64 C. 128 D. Variable
Last Answer : C. 128
Description : Using 12 binary digits how many unique house addresses would be possible: a. 28=256 b. 212=4096 c. 216=65536 d. None of these
Last Answer : b. 212=4096
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 : 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 : 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 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 : 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 : 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