WGUl D334l Finall Examl (Latestl 2025/l 2026l Update)l Introductionl tol Cryptography|l Prepl Questionsl &l Answers|l Gradel A|l 100%l Correctl (Verifiedl Solutions)
Q:l Enocorol operatesl withl al keyl sizel ofl ______l bitsl andl anl initializationl vectorl (IV)l ofl _____l bits.A.l 80;l 80 B.l 128;l 64 C.l 80;l 64
Answer:
128-bitl keyl size;l 64-bitl IV
Q:l Skipjackl hasl al blockl sizel ofl _____bits.
A.l 64 B.l 80 C.l 128
Answer:
64
Q:l PHOTON,l SPONGENT,l Lesamnta-LW,l andl Quarkl arel examplesl ofl light-weightl
_____.
A.l hashingl algorithms B.l public-keyl algorithms C.l symmetricl blockl ciphers
Answer:
Light-weightl hashingl algorithms
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Q:l _____l hasl al blockl sizel ofl 64l bits,l keyl sizel ofl 128l bits,l andl >17l roundsl ofl substitutionl &l transposition.A.l RSA B.l DSA C.l IDEA
Answer:
IDEA
Q:l _______l isl al partiallyl homomorphicl cryptol systeml thatl leveragesl primel numberl characteristics,l operatesl withl al 1024-4096l bitl variablel keyl size,l andl 1l round.l A.l RSA B.l Diffie-Hellman C.l Chaskey
Answer:
RSA
Q:l Blowfishl andl Twofishl arel bothl _____l ciphersl withl commonl keyl sizesl ofl 128,l 192,l orl 256l bits.A.l symmetricl block B.l symmetricl stream C.l asymmetric
Answer:
Symmetricl Block
Q:l _____l isl al symmetricl blockl cipherl thatl usesl blockl sizesl ofl 32,l 64,l orl 128l bitsl andl boastsl al variablel keyl sizel upl tol 2048l bits.A.l RC2 B.l RC4 C.l RC5
Answer:
RC5
Q:l Quarkl producesl al hashl valuel ofl _____bits. 2 / 4
A.l 128 B.l 64l orl 112 C.l 80l orl 128
Answer:
64l orl 112
Q:l Thel blockl sizel usedl withl XTEAl isl _____l bits.
A.l 56 B.l 64 C.l 80
Answer:
64
Q:l Thel keyl sizel usedl withl XTEAl isl _____l bits.
A.l 128 B.l 256 C.l 2048
Answer:
128
Q:l Camelial isl al _____.
A.l Hashl Algorithm B.l Symmetricl blockl cipher C.l Symmetricl keyl exchangel algorithm
Answer:
Symmetricl blockl cipher
Q:l RC6l canl bestl bel describedl asl al _____.
A.l Lightweightl Hashl Algorithm B.l Symmetricl Streaml Cipher C.l Symmetricl Blockl Cipher
Answer: 3 / 4
Symmetricl Blockl Cipher
Q:l RC2l hasl al blockl sizel ofl 64l bitsl andl variablel keyl sizel upl tol 128l bits.l Whatl isl thel minimuml recommendedl keyl sizel tol usel whenl employingl RC2?A.l 1 B.l 40 C.l 64
Answer:
40
Q:l Thel light-weightl symmetricl steaml cipherl Mickeyl v2l operatesl withl al keyl sizel ofl ______l bitsl andl anl initializationl vectorl (IV)l variablel upl tol _____l bits.A.l 80;l 80 B.l 64;l 128 C.l 128;l 64
Answer:
80;l 80
Q:l RC4l isl a(n)l _____.
A.l Symmetricl blockl cipher B.l Symmetricl streaml cipher C.l Asymmetricl algorithm
Answer:
Symmetricl streaml cipher
Q:l Anl entityl seekingl tol obtainl al digitall certificatel mustl generatel andl submitl al _____l requestl tol al certificatel authorityl tol requestl thel certificate.A.l certificatel binding B.l certificatel signing C.l certificatel initialization
Answer:
certificatel signingl requestl (CSR)
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