Gce computer science - Study guides, Class notes & Summaries

OCR GCE Computer Science H446/01: Computer systems Advanced GCE Mark Scheme for Autumn 2021

GCE Computer Science H046/01: Computing principles Advanced Subsidiary GCE

OCR GCE Computer Science H446/01: Computer systems Advanced GCE Mark Scheme for Autumn .2021

GCE Computer Science H046/01: Computing principles Advanced Subsidiary GCE

The following document was created for my own A Level Computer Science revision, allowing me to secure a solid A grade. The entire course content for papers 1 and 2 is condensed into just over 60 pages of easy-to-read, content-dense information which should ensure well-rounded, thorough knowledge of the whole course.

OCR A LEVEL COMPUTER SCIENCE PAPER 2 H446/02 JUNE 2022 MARK SCHEME; ALGORITHMS AND PROGRAMMING. The array/data must be in order/sorted 1 1aii 1 mark per bullet • Compare the search item with the first value • ….then compare the search item with the next value • ….repeat the above process until either • ….the end of the array has been reached or • ….the search item is found and then stop • ….then return the array position // return -1 / False if not found 4 Not al...

Answer all questions. 1 A charity uses a desktop computer to record financial donations that it receives. The computer contains a single core, 2.4GHz processor with 2MB cache. (a) The processor uses the Von Neumann architecture. (i) Describe what is meant by the term ‘Von Neumann architecture’. ........................................................................................................................................... ......................................................

MARKING INSTRUCTIONS PREPARATION FOR MARKING RM Assessor 1. Make sure that you have accessed and completed the relevant training packages for on-screen marking: RM Assessor Online Training; OCR Essential Guide to Marking. 2. Make sure that you have read and understood the mark scheme and the question paper for this unit. These are posted on the RM Cambridge Assessment Support Portal 3. Log-in to RM Assessor and mark the required number of practice responses (“scripts”) and the requi...