Description : An IPv6address can haveup to __________ hexadecimal digits. A) 16 B) 32 C) 8 D) none of the above
Last Answer : 32
Description : An IPv4 address consistsof _______ bits. A) 4 B) 8 C) 32 D) 64
Description : An IPv6address can haveup to __________ colons. A) 8 B) 7 C) 4 D) none of the above
Last Answer : 7
Description : Line overhead consists of ________bytes. A) 1 B) 6 C) 9 D) 18
Last Answer : 18
Description : The _______ layer of Ethernet consistsof the LLC sublayer and the MAC sublayer. A) data link B) physical C) network D) none of the above
Last Answer : data link
Description : An IPv6address is _________ bits long. A) 32 B) 64 C) 128 D) none of the above
Last Answer : 128
Description : The constellation diagram of16-QAM has ______ dots. A) 4 B) 16 C) 8 D) none of the above
Last Answer : 16
Description : Which quantizationlevel results ina more faithful reproduction of the signal? A) 2 B) 8 C) 16 D) 32
Description : The VPIof an NNI is _______ bits in length. A) 8 B) 12 C) 16 D) 24
Last Answer : 12
Description : The VPIof a UNI is _______ bits in length. A) 8 B) 12 C) 16 D) 24
Last Answer : 8
Description : What is the default mask for class C in CIDR notation? A) /24 B) /8 C) /16 D) none of the above
Last Answer : /8
Description : What is the default mask for class B in CIDR notation? A) /9 B) /8 C) /16 D) none of the above
Last Answer : (C) /16
Description : What is the default mask for class A in CIDR notation? A) /9 B) /8 C) /16 D) none of the above
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
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
Description : An ICMP message has _____ headerand a variable-size data section. A) a 16-byte B) a 32-byte C) an 8-byte D) noneof the above
Last Answer : an 8-byte
Description : On a class B network, how manyhostsare availableat eachsite witha subnet mask of 248? A. 16,382 B. 8,190 C. 4,094 D. 2,046 E. 1,022
Last Answer : 2,046
Description : What is the usualnumber of bits transmitted simultaneously inparalleldata transmission used by microcomputers? A. 16 B. 9 C. 8 D. 4 E. None of the above
Last Answer : 9
Description : What is the size of the ‘total length’ field in IPv4 datagram? a. 4 bit b. 8 bit c. 16 bit d. 32 bit
Last Answer : c. 16 bit
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 : 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 : Length of Port address in TCP/IP is A. 8 bit long B. 4 bit long C. 32 bit long D. 16 bit long
Last Answer : D. 16 bit long
Description : Length of Port address in TCP/IP is a. 8 bit long b. 4 bit long c. 32 bit long d. 16 bit long
Last Answer : d. 16 bit long
Description : If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be a. 216 b. 65,536 c. 64K d. Any of the above
Last Answer : 65,536
Description : EBCDIC can code up to how many different characters? a. 256 b. 16 c. 32 d. 64
Last Answer : 256
Description : What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27
Last Answer : 27
Description : In Selective Repeat ARQ, if 5 is the number ofbits for the sequence number, then the maximum size of the receive window mustbe _____ A) 15 B) 16 C) 31 D) 1
Description : In Selective Repeat ARQ, if 5 is the number ofbits for the sequence number, then the maximum size of the send window must be _____ A) 15 B) 16 C) 31 D) 1
Description : In Go-Back-N ARQ, if 5 is the number of bits for thesequencenumber, then the maximum size of the receive window mustbe _____ A) 15 B) 16 C) 31 D) 1
Last Answer : 1
Description : In Go-Back-N ARQ, if 5 is the number of bits for thesequencenumber, then the maximum size of the send window must be _____ A) 15 B) 16 C) 31 D) 1
Last Answer : 31
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 : 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 : 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
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 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 : Match the following IEEE No to their corresponding Name for IEEE 802 standards for LANs. i) 802.3 a) WiFi ii) 802.11 b) WiMa iii) 802.15.1 c) Ethernet iv) 802.16 d) Bluetooth a. i-b, ii-c, iii-d, iv-a b. i-c, ii-d, iii-a, iv-b c. i-c, ii-a, iii-d, iv-b d. i-b, ii-d, iii-c, iv-a
Last Answer : c. i-c, ii-a, iii-d, iv-b
Description : What is the difference between the Ethernet frame preamble field and the IEEE 802.3 preamble and start of frame Delimiter fields? a. 1 byte b. 1 bit c. 4 bit d. 16 bit
Last Answer : a. 1 byte
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 : A ________ is a 16-bit number used by the host-to-host protocol to identify to which higher- level protocol or application program (process) it must deliver incoming messages A. connection B. UDP C. port D. TCP
Last Answer : C. 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 : The Internet addresses are ______ bits in length in IPV4 addressing scheme A. 16 B. 64 C. 32 D. 48
Last Answer : C. 32
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 : The Internet addresses are ……….. bits in length in IPV4 addressing scheme a. 16 b. 64 c. 48 d. 32
Last Answer : d. 32
Description : If the entire program is written in FORTRAN, the percentage increase in the execution time, compared to writing the entire program in FORTRAN and rewriting the 1% in assembly language is ? 0.9 0.8 8 9
Last Answer : 0.8
Description : If 99% of the program is written in FORTRAN and the remaining 1% in assembly language, the percentage increase in the programming time compared to writing the entire program in FORTRAN and rewriting the 1% in assembly language is ? 10 5 13 8
Last Answer : 5
Description : To completely write the program in FORTRAN and rewrite the 1% code in assembly language, if the project needs 13 days, theteam consists of ? 13 programmers 10 programmers 8 programmers 100/13 programmers
Last Answer : 10 programmers
Description : A 32 bit microprocessor has the word length equal to a. 2 byte b. 32 byte c. 4 byte d. 8 byte
Last Answer : 4 byte