<p>This resource contains 150 marks worth of questions and model answers for the OCR H446 specification focussing on the following:</p> <ul> <li>Sign &amp; magnitude representation (18 marks)</li> <li>Two’s complement representation (18 marks)</li> <li>Binary subtraction of integers using two’s complement (24 marks)</li> <li>Fixed point binary representation (10 marks)</li> <li>Floating point binary (18 marks)</li> <li>Normalisation of floating point binary numbers (36 marks)</li> <li>Arithmetic using floating point binary numbers (26 marks)</li> </ul>

<p>This resource uses the fetch-decode-execute cycle to teach students how to use trace-tables. There are 4 trace tables and answers included.</p>

<p>Questions and full answers for the following sorting &amp; searching algorithms:</p> <ul> <li>Bubble sort</li> <li>Insertion sort</li> <li>Merge sort</li> <li>Linear search</li> <li>Binary search</li> </ul>

<p>This contains different questions to my other resource. Provides students with plenty of deliberate practice opportunities in addition to having worked examples. The following content is covered:</p> <ul> <li>Sign &amp; Magnitude representation</li> <li>Two’s complement</li> <li>Fixed point binary representation</li> <li>Floating point binary</li> <li>Normalisation</li> <li>Addition &amp; Subtraction of floating point binary</li> </ul>