Question
Network Security fundamentals( Computer Science major)
multiple choice question. posting more soon.
CST 610-Network Security Fundamentals Midterm Exam Getober xx, Computer Systems Tehnoly epari All of the above 43. Choose the answer that best describes the taren SFTP, as well as seed-he best chio describes its main functionality? A· Secure hash of data, secure key transfer and secure senkets layer commurtam. thet be" B. Secure file transfer protocol, it used tosecurely transferring of files betwsen C. Secure data key encryption, secure transfer clients hosts and only public key and secure HTTP trensfer data and secure browser connection D, E. None of the above 14. Which best describes the three way TCP handshake? A. Source send ACK > Destination send ACK SNSource send FIN ACK B. Source send SYN> Destination send SYN ACK o Source send ACxrm C. Source send SYN .> Destination send SYN ACK-, Source send ACK D. Source send ACK.>Destination send ACK RST Source send ACK-SYN 45. Select the answer that best describe the acronym for DEs and AESP A. Data Encryption Standard and Advanced Encryption Standard 8. Data Enerypted Solution and Advanced Encrypted Solution C. Data Extended Solution and Applfied Encrypted Solution Division Encrypted Standard and Algorithm Encrypted Standard E None of the above 46. Choose the best selection of szes of AS? A 8, 265, 1,024 bits 8. 16, 64, 2,056 bits C. 128, 192, 256 bits . 1,024, 2,048, 4,048 bits E. 16, 258, 356 bits 47, if an organization needs to select the most secure amongst, soes. Des and AES, which answer best describes the weakest to strongest encryption? A. 3DES is the 1 " weakest, then DEs is 2"s most secure and AES is the strongest encryption B. DES is the weakest, AES is the 2"e weakest and 3DES is the strongest encryption C. DES and AES are very similar strength encryption and 3DES is the weakest D. DES is the weakest, 3DES is the 2d weakest AES is the strongest E. DES and 3DES are similar strength encryption and AES is the weakest 48. Which is the full name of MDS and the best selection that describes its functionality? MDS stand of multiple-digital algorithm version 5. MDS is used to encrypt web site tra with is used to transfer credit card information A.
Explanation / Answer
43. B. Simple File Transfer Protocol and is used to transfer files between hosts.
44. A. Source Send Ack - Destination send SYN/Ack- Source Send Fin-Ack
45. A. Data Encryption Standard and Advanced Encryption Standard.
46. C 128,192,256 bits
47. D. DES is weakest, 3DES is second Weakest and AES is strongest.
