S-38.188 exam, 27.9.2004

General comments about the grading (Lx:Sy = lecture nr. x, slide nr. y)

• a) mobility handout, p. 5-6 b) L8:S8, c) L4:S11-16, d) L10:S11, e) L11:S20, f) L9:S36
• correct acronym gives 0.5p and a short explanation 0.5p
• some minor errors were tolerated in the acronyms (for example, one of the words could be false without penalty), as long as the explanation was correct

• acronym + explanation why classless routing has been introduced (2p)
• forwarding: AND-operation + longest match -rule (2p)
• L4:S35: (2p)

• motivation (1p)
• MN + HA (1p)
• operation (3p): discovery, CoA registration, tunneling
• route optimization (1p)

• UDP: acronym + explanation (1p)
• TCP: acronym + properties (connection oriented, retransmissions, congestion/flow control), (1.5p)
• applications requirements (0.5p)
• some people had clearly only read the book which is outdated

• IntServ/DiffServ concepts and main differences (1p)
• scalability (1p)
• more details on IntServ/DiffServ operation (1p)

• 2p: why. (See slide 2.) .5p per point, additionally if the student discusses the concept "trust" in an intelligent way, something was given
• 2p: availability, confidentiality, integrity, non-repudiation. .5p for each -- explanation required
• 2p: threat, risk, vulnerability, attack 1p/each, max 2p. indication of understanding required
• additionally, up to 1p was given for other types of discussion related to the question

Valitustilaisuus

A "valitustilaisuus" will be arranged for questions about the grading. The time and place is: Thursday, October 28, at 10-11, room D302.

Results

The grading for the exam is at the end of the table below.

Remember that the final grade is obtained by giving 25% weight to the project grade and 75% weight to the exan grade, i.e., the final grade is given by (exam_grade*3 + project_grade)/4.