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Cryptography, Lp 2 Ht11, TDA351/DIT250

Status: Avslutad
Öppen för svar: 2011-12-08 - 2011-12-22
Antal svar: 46
Procent av deltagarna som svarat: 9%
Kontaktperson: Åsa Samdell»

Your own effort

1. How many hours per week did you spend on this course?

We mean total time, that is, it comprises the time you spent in class and the time you spent on your own work. Try to estimate the average time over the entire study period.

46 svarande

At most 15 hours/week» 15 32%

Around 20 hours/week» 15 32%

Around 25 hours/week» 11 23%

Around 30 hours/week» 4 8%

At least 35 hours/week» 1 2%

Genomsnitt: 2.15

- I would have liked to spend more, but found the other course I was reading to be quite difficult.» (At most 15 hours/week)

2. How large part of the teaching offered did you attend?

46 svarande

0%» 0 0%

25%» 4 8%

50%» 4 8%

75%» 19 41%

100%» 19 41%

Genomsnitt: 4.15

- Too many collision with my Routing Technology course. Too bad, the Cryptography courses were really interested» (25%)
- But only because a conflict in my schedule. Lectures are excellent.» (75%)
- Missed some problems sessions.» (75%)
- All the lectures, exercise sessions and final exam session. » (100%)
- but very little self-study» (100%)

Goals and goal fulfilment

The course syllabus states the course goals in terms of learning outcomes, i.e., knowledge, skills and attitudes to be acquired by the student during the course.

3. How understandable are the course goals?

46 svarande

I have not seen/read the goals» 15 32%

The goals are difficult to understand» 0 0%

The goals give some guidance, but could be clearer» 5 10%

The goals clearly describe what I am supposed to learn» 26 56%

Genomsnitt: 2.91

4. Are the goals reasonable considering your background and the number of credits?

Answer this this question and the succeeding one, only if you do know the course goals.

35 svarande

No, the goals are set too low» 0 0%

Yes, the goals seem reasonable» 35 100%

No, the goals are set too high» 0 0%

Genomsnitt: 2

- I would not have say no to a little bit more, in difficulty» (Yes, the goals seem reasonable)

5. Did the examination assess whether you have reached the goals?

37 svarande

No, not at all» 0 0%

To some extent» 3 8%

Yes, definitely» 25 67%

I don"t know/have not been examined yet» 9 24%

Genomsnitt: 3.16

- The first home assignement was a bit far...» (Yes, definitely)

Teaching and course administration

6. To what extent has the teaching been of help for your learning?

46 svarande

Small extent» 1 2%

Some extent» 5 10%

Large extent» 23 50%

Great extent» 17 36%

Genomsnitt: 3.21

- One lecture of a few minutes can teach the same as several hours of reading because you get the point. Then reading becomes much easier.» (Great extent)
- I think Björn is an excellent lecturer! Truly one of my favorites during my 4.5 years at GU/Chalmers.» (Great extent)
- The lectures that I were able to attend were great!» (Great extent)
- Björn is a great lecturer and the excercises are done so that you don"t get stuck and waste time.» (Great extent)

7. To what extent has the course literature and other material been of help for your learning?

46 svarande

Small extent» 13 28%

Some extent» 13 28%

Large extent» 16 34%

Great extent» 4 8%

Genomsnitt: 2.23

- The course book is a difficult read, especially if you only want to check some small detail. » (Small extent)
- got the trappe washington one from the library but i preferred looking at the lectures notes.» (Small extent)
- I did not have the course book, but the web page was useful.» (Large extent)
- Unfortunately, I did not have time to read the book (just looked up a few things, as necessary) but the course web page had a lot of great material.» (Large extent)
- Didn"t even but the book, internetz was enough» (Great extent)
- slides was perfect and everything was available at course start » (Great extent)

8. How well did the course administration, web page, handouts etc work?

46 svarande

Very badly» 1 2%

Rather badly» 0 0%

Rather well» 13 28%

Very well» 32 69%

Genomsnitt: 3.65

- Very pleasant feedbacks on the assignenment» (Very well)
- Nice web page with lots of resources and helpful updates.» (Very well)

Study climate

9. How were the opportunities for asking questions and getting help?

46 svarande

Very poor» 1 2%

Rather poor» 3 6%

Rather good» 9 19%

Very good» 25 54%

I did not seek help» 8 17%

Genomsnitt: 3.78

- You need to schedule exercise times» (Very poor)

10. How well has cooperation between you and your fellow students worked?

46 svarande

Very poorly» 1 2%

Rather poorly» 1 2%

Rather well» 7 15%

Very well» 29 63%

I did not seek cooperation» 8 17%

Genomsnitt: 3.91

- Me and a friend discussed a few of the old exam questions (weekly problems) from time to time. Other than that, there was no need for cooperation.» (Rather well)
- Well, it should be fellow student as there is very less interaction between students. » (Very well)
- Discussing cryptography was easy since many IT students took the course. Hubben (the student place of IT programme) was a great opportunity for sharing ideas and discussing during this period.» (Very well)

11. How was the course workload?

46 svarande

Too low» 0 0%

Low» 3 6%

Adequate» 37 80%

High» 5 10%

Too high» 1 2%

Genomsnitt: 3.08

- The time spent on home assignment was not that big. Hopefully they had open questions, but put more!! :-)» (Adequate)
- borderline on low. some of the weekly hand-ins where very easy.» (Adequate)
- Could have been higher, although the labs was a great was of getting in to the course.» (High)

12. How was the total workload this study period?

46 svarande

Too low» 0 0%

Low» 2 4%

Adequate» 19 41%

High» 16 34%

Too high» 9 19%

Genomsnitt: 3.69

- However, I read more than 2 courses this period.» (High)
- I had 3 courses but the learning of Swedish. I was working but I was happy!» (High)
- Prob. my own fault. Red TDA251 and MTS also.» (Too high)
- Reglerteknik"s a bitch.» (Too high)
- Again, I had some problems with the other course I was reading.» (Too high)
- Had to take three courses so this is my own fault» (Too high)

Summarizing questions

13. What is your general impression of the course?

45 svarande

Poor» 0 0%

Fair» 2 4%

Adequate» 3 6%

Good» 22 48%

Excellent» 18 40%

Genomsnitt: 4.24

- Great course! Björn is a hero! :)» (Excellent)
- I would have named it "Modern Cryptography". I had feared we were going to spend long time on old ciphers, but it was not!» (Excellent)
- I would just like to mention again that Björn von Sydow did an excellent job teaching this course!» (Excellent)
- Sydow is a great techer.» (Excellent)

14. What should definitely be preserved to next year?

- The possibility to sit and solve questions with supervision.»
- Individual labs»
- home assignments»
- The open questions in the assignenments! The problem sessions.»
- The labs were quite good, I think. Not very difficult, but they presented good and interesting challenges.»
- The labs are greate as well as the lectures.»
- The home assignments were nice»
- Weekly assignments Programming assignments Exercises sessions (and solutions)»
- The exercise sessions, final exam preparation session.»
- The individual assignments»
- Homework assigments/lab submitted using fire»
- Björn»
- mostly everything»
- The labs»
- Home assignments, they really helped to get a practical understanding of the theory taught during the lectures.»
- - lecture style - good and interesting assignments»
- Most of the course content, the programming assignment was entertaining»
- The lecturer»

15. What should definitely be changed to next year?

- Not sure if it is economical defendable, however, it would be nice with even more occasions to sit and solve questions with supervision, perhaps instead of the problem session (allthough the times I found the time to do the problem session questions before fridays it was a really good "lecture".»
- TA:s»
- the assignments should be graded faster»
- Willard Thor Rafnson should try to give more constructive comments. He"s a fair lab grader most of the time, but in his return comments, he"s often not very precise about what he didn"t like and it can be difficult to get constructive feedback from him.»
- To have a easier first lab.»
- The first lab assignment is hard to get a grip of. Maybe have a bit more about that before the hand-in. »
- Not having the exam Saturday week 7 ,)»
- exercise schedules should be in place, »
- May be a TA can handle the exercise sessions. »
- Some of the people helping with grading of the fire system»
- Don"t know, I"m quite pleased with the course.»
- The immediate rejection of home assignments from certain tutors without proper feedback.»
- The correction of the exercises was very varied. Some assistants gave good clues, others poor. Some accepted unfinished assignments or non functioning while other had higher expectations. All students should have similar possibility to complete the assignment which was not always the case »
- Nothing»

16. Additional comments

- Thanks for the links to continue the learning»
- Really interesting course. Good lectures, exciting labs and a rather nice exam. I really liked it.»
- Björn is a really good teacher.»
- None. »
- None»

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