cs411-quiz1

cs411-quiz1 - CS411 st 1 Quiz & Survey Held on Sept....

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
CS411 1 st Quiz & Survey Held on Sept. 29 th , 2011 Peixiang Zhao
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Basic Statistics 152 19 171 76 13 89 0 50 100 150 200 Undergraduate Graduate Overall Student (overall and attendance) distribution w.r.t. Degree All (as of (09/26)) Attendance 51 23 4 2 2 1 1 1 1 1 1 0 20 40 60 Attendance Distribution w.r.t. Departments Attendance * 2 exchange students
Background image of page 2
Quiz Question 1 Given a relation R with m rows (tuples) and n columns (attributes), how many different (order-invariant) equivalent relations for R? Answer: m!*n! (m!*n!-1) is correct as well if R itself is excluded 79 out of 89 students answered right, amazing !
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Quiz 1 Question 2 (1) Up till now, which component of CS411 has been good ? Lecture is informative and helpful: 23 (Homework, programming) tutorial is helpful: 21 Well-designed project: 10 Well-designed lecture notes: 8 Well-designed homework: 6 Well-designed course website: 3 Lecture pace is just right: 3 Workload is just fine, online exam papers from former years, brief review before each class: 1 each
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 6

cs411-quiz1 - CS411 st 1 Quiz & Survey Held on Sept....

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online