Computer Science Exams quiz

388 questions across 1 difficulty level. Every attempt draws a fresh random set, so you can play as often as you like.

Choose your level

Hard 388 questions

5 questions Play 10

Playing needs a free account so your score can appear on the leaderboard — create one in under a minute.

A student is recording a song on her computer. When the recording is finished, she saves a copy on her computer. The student notices that the saved copy is of lower sound quality than the original recording. Which of the following could be a possible explanation for the difference in sound quality?
Let a undirected graph G with edges E = {<0,2>, <2,4>, <3,4>, <1,4>}, which <A,B> represent Node A is connected to Node B. What is the minimum vertex cover of G if 0 is one of vertex cover? Represent the vertex cover in a list of ascending order.
Which of the following decimal numbers has an exact representation in binary notation?

Answers are revealed after you submit a quiz.

No scores yet — finish a quiz to claim first place.

Full leaderboard