Exam Info
The Quest will be 50 minutes long and held in-person from Monday, September 29 to Friday, October 3 in Sutardja Dai 200. Reservations for time slots will be made available starting Wednesday, September 24. There will be a quest Retake the following week from Monday, October 6 to Friday, October 10, also in Sutardja Dai 200.
The midterm will be held in-person on Monday, October 27th, 7:00 PM - 9:00 PM PT. There will be a single alternate exam on Tuesday, October 28th at 8AM PT that continues for the amount of time you need.
Midterm
The midterm adjustments form has been released on Edstem and will be due on Wednesday, October 22nd, 2025. If you have any last minute adjustment requests, you may still continue to fill out the form, but we cannot guarantee that we will be able to accommodate any alteration requests, and requests will be reviewed on a rolling basis. However, if you're feeling unwell or there's an emergency, please email cs61c@ directly.
Please only email cs61c@ for emergencies or if you're feeling unwell. Please do not post on Ed, since there's a higher chance of us missing your post.
Room and seat confirmations will be sent by Friday, October 24th, 11:59 PM PT via email.
Midterm Scope
The midterm covers the following topics:
- Every lecture through Lecture 22
- Every lab through Lab 5
- Every discussion through Discussion 8
- Every homework through Homework 6
- Projects 1 and 2
Midterm Resources
The exam is closed-book, closed-note, closed-internet, with the following exceptions:
- You can prepare and use up to 1 two-sided letter-sized study sheet for the midterm. You can reuse your midterm study sheets for the final.
- Study sheets must be handwritten. Digitally handwritten notes may be printed and used.
- We will take away any study sheets that do not follow this policy.
- On the exam, you will be provided with the 61C reference card.
Quest
Quest
The Quest is a 50-minute PrairieLearn assignment designed to be taken in-person at the Computer-Based Testing Facility (CBTF) located in Sutardja Dai Hall. You may directly schedule a 1-hour block of time on any of the available time slots via PrairieTest. If you have DSP accommodations, please submit your letter of accommodation directly via the AIM portal, and you will automatically receive your accommodations when you check in.
CBTF Logistics
The CBTF is located in Sutardja Dai 200. More information on the facility can be found at their website and their guide for students. Please read over all facility logistics carefully! Some important policies are noted below:
- You must log in to PrairieTest and schedule a timeslot before arriving at the CBTF.
- Exams start at the listed time you sign up for. For example, if you sign up for a block starting at 1:10 PM PT, you should show up by 1:00 PM PT to ensure you have enough time to get ready. The proctors will start the exam at the listed time
- If you miss your reservation, please email
cbt-help@berkeley.edufor assistance. - You will be required to log in to CalNet auth, including 2FA with Duo or some other form. Text messaging is known to be spotty in the CBTF, so it is suggested that you install Duo Mobile or use another method of 2FA (e.g. a hardware security key)
- Extra time will not be granted for authentication problems.
If you have any concerns about logistics regarding your situation, please email cs61c@berkeley.edu.
Orientation Quiz
There is an orientation quiz that is not worth any points on Wednesday, September 24 and Thursday, September 25, intended to familiarize you with the facilities. It is optional, but recommended in order to understand the policies and space before taking your official Quest. The orientation quiz will last 20 minutes, and can be self scheduled on PrairieTest.
Rubric
The quest will have 25 points:
- Number Representation (4 points total)
- Base conversion (2 points)
- Signed / unsigned conversion (2 points)
- C (17 points total)
- IEC (1 point)
- Evaluating C code (12 points)
- Bitwise ops / bit manipulation (4 points)
- Floating Point (4 points total)
- Mechanical (2 points)
- Conceptual (2 points)
Retake
The Retake is scheduled for the week after the Quest. All students are eligible for the Retake, and your score on the quest will be the superscore of your performance on the Quest and Retake. For example, the below table shows an example scoring computation. Note: The sample scoring breakdown may not be indicative of the actual breakdown of the Quest. It only serves as an example of computing your score.
| Quest | Retake | Superscore | |
|---|---|---|---|
| Num Rep (Bases) | 1 / 2 | 2 / 2 | 2 / 2 |
| Num Rep (Signed / Unsigned) | 2 / 2 | 0 / 2 | 2 / 2 |
| C (IEC) | 1 / 1 | 0 / 1 | 1 / 1 |
| C (Code) | 9 / 12 | 11 / 12 | 11 / 12 |
| C (Bitwise) | 3 / 4 | 4 / 4 | 4 / 4 |
| Floating Point (Mechanical) | 1 / 2 | 1 / 2 | 1 / 2 |
| Floating Point (Conceptual) | 0 / 2 | 2 / 2 | 2 / 2 |
| Overall | 17 / 25 | 20 / 25 | 23 / 25 |