257 Computer Science A Level Paper-3 Topical Workbook

Description

Computer Science A-Level Paper-3 Topical Workbook Questions order new to old Mark Schemes included All Variants TABLE OF CONTENT UNIT 1 Data Representation 13.1 User-defined data types Answer Section 13.2 File organisation and access Answer Section 13.3 Floating-point numbers, representation Answer Section UNIT 14 Communication and Internet Technologies 14.1 Protocols Answer Section 14.2 Circuit switching, packet switching Answer Section UNIT 15 Hardware and Virtual Machines 15.1 Processors, parallel processing and virtual machines Answer Section 15.2 Boolean algebra and logic circuits Answer Section UNIT 16 System Software 16.1 Purposes of an operating system (OS) Answer Section 16.2 Translation software Answer Section UNIT 17 Security 17.1 Encryption, encryption protocol and digital certificates Answer Section UNIT 18 Artificial Intelligence Answer Section UNIT 19 Computational Thinking and problem Solving 19.1 Algorithms Answer Section 19.2 Recursion Answer Section UNIT 20 Further Programming 20.1 Programming paradigms Answer Section 20.2 File processing and exception handling Answer Section