SCITT Assessment

• Computing
• Higher Education (degree)

SCITT Assessment

Which hexadecimal number is equal to the binary number:
1010 1111

1. AF
2. FA
3. A7
4. F7

What the wrong answers diagnose

FA

Student reversed the order of the nibbles.

A7

Student incorrectly converted 1111 → 7 (misunderstanding hex values above 9).

F7

Student doesn't understand grouping into 4-bit nibbles.

How to run it as a hinge question

Result Meaning Action

Mostly AF Students understand binary → hex Move on

Many FA Order confusion Re-model nibble grouping

Many A7 / F7 Hex value misunderstanding Re-teach hex digits

Number Systems Assessment

Complete this task in silence - in exam conditions

https://forms.office.com/e/5FsQ9BTd8Q

Self Review

Using the results from the assessment - review the 2 student attempts and identify the strengths and weaknesses.

Peer Review

Using the results from the assessment - review the 2 student attempts as a pair and identify the strengths and weaknesses.

What is the purpose of the each type of assessment carried out in this exercise?
(Bonus Points - if you can correctly identify the formative and summative assessment methods!