Category:A level Computing

From WikiTextbook

Contents 1 Select an Exam Board 2 Introductory Computer Systems, Communications and Software 3 Computer Systems Development and Practical Applications 4 Systems Software Mechanisms, Machine Architecture, Database Theory and Programming Paradigms 5 Integrated Information Systems

Select an Exam Board

AQA A level Computing

Edexcel A level Computing

OCR A level Computing CIE A Level Computing

Introductory Computer Systems, Communications and Software

Components of a Computer System and Modes of Use

Types of hardware, Types of software, Modes of use: batch, real-time, on-line, off-line,

System Software

Operating systems, User interfaces, Utilities,

Programming Tools and Techniques

Problem-solving techniques, Features of procedural programming languages, Basic translation process, Program testing, Program maintenance,

Data: Its Representation, Structure and Management

Number systems, Data types, Data structures, Data management,

Hardware

Processor components, Primary and secondary storage, Peripheral devices,

Data Transmission and Networking

Data transmission, Circuit switching and packet switching, Protocols, Networking,

Computer Systems Development and Practical Applications

Systems Development Life Cycle

Identification of problem, Feasibility study, Information collection, Analysis of a problem, Design of system to fit requirements, Development and testing of system, Implementation of system,

Choosing Applications Software for Application Areas

Custom written software versus off-the-shelf software package, Application areas, Applications software,

Handling of Data in Information Systems

Data capture, preparation and data entry, Validation and verification of data, Outputs from a system,

Designing the User Interface

Interface design, Criteria for selecting appropriate hardware, Interface style,

Characteristics of Information Systems

Passive versus interactive systems, Characteristics and uses of management information systems, Batch processing and rapid response applications, Knowledge-based systems (expert systems),

Implications of Computer Use

Economic implications, Social implications, Legal implications, Ethical implications, Environmental implications,

Systems Software Mechanisms, Machine Architecture, Database Theory and Programming Paradigms

The Function of Operating Systems

Features of operating systems, Scheduling, Interrupt handling, Job queues and priorities, Memory management, Spooling, Modern personal computer operating systems,

The Function and Purpose of Translators

Types of translators, Lexical analysis, Syntax analysis, Code generation and optimisation, Linkers and loaders,

Computer Architectures and the Fetch-Execute Cycle

Von Neumann architecture, Registers: purpose and use, Fetch-execute cycle, Other machine architectures,

Data Representation, Data Structures and Data Manipulation

Floating point binary, Normalisation of floating point binary numbers, Implementation of data structures, including lists, stacks, queues and trees, Searching and sorting,

Programming Paradigms

Types of languages and typical applications, Features of different types of language, Methods for defining syntax,

Databases

Database design, Normalisation and data modelling, Methods and tools for analysing and implementing database design, Control of access to relational database elements, File access methods,

Integrated Information Systems

Use of Systems and Data

The commercial value of data, The importance of standards, Communications and electronic commerce, Training, Effects of introducing systems,

Systems Development, Implementation, Management and Applications

Methodologies and software tools for system development, Application types and technical requirements, Choice of implementation approaches: direct, parallel, phased, Project management and software tools, Systems management and monitoring,

Simulation and Real-time Processing

Applications of real-time computing, The feedback loop; input and output; sensors and actuators, The use of robots, Uses of simulation, Variation of parameters and conditions; time steps, Processing requirements, Advantages and limitations of simulations,

Common Network Environments, Connectivity and Security Issues

Data transmission, Network components, Use of networks to support hyperlinking systems such as the world wide web (WWW), Common network environments, Issues of confidentiality, Encryption and authentication techniques,

Articles in category "A level Computing"

There are 97 articles in this category.

A Advantages and limitations of simulations (A level Comp) Analysis of a problem (A level Comp) Application areas (A level Comp) Application types and technical requirements (A level Comp) Applications of real-time computing (A level Comp) Applications software (A level Comp) B Basic translation process (A level Comp) Batch processing and rapid response applications (A level Comp) C Characteristics and uses of management information systems (A level Comp) Choice of implementation approaches: direct, parallel, phased (A level Comp) Circuit switching and packet switching (A level Comp) Code generation and optimisation (A level Comp) Common network environments (A level Comp) Communications and electronic commerce (A level Comp) Control of access to relational database elements (A level Comp) Criteria for selecting appropriate hardware (A level Comp) Custom written software versus off-the-shelf software package (A level Comp) D Data capture, preparation and data entry (A level Comp) Data management (A level Comp) Data structures (A level Comp) Data transmission (A level Comp) Data types (A level Comp) Database design (A level Comp) Design of system to fit requirements (A level Comp) Development and testing of system (A level Comp) E Economic implications (A level Comp) Effects of introducing systems (A level Comp) Encryption and authentication techniques (A level Comp) Environmental implications (A level Comp) Ethical implications (A level Comp) F Feasibility study (A level Comp) Features of different types of language (A level Comp)

F cont. Features of operating systems (A level Comp) Features of procedural programming languages (A level Comp) Fetch-execute cycle (A level Comp) File access methods (A level Comp) Floating point binary (A level Comp) I Identification of problem (A level Comp) Implementation of data structures, including lists, stacks, queues and trees (A level Comp) Implementation of system (A level Comp) Information collection (A level Comp) Interface design (A level Comp) Interface style (A level Comp) Interrupt handling (A level Comp) Issues of confidentiality (A level Comp) J Job queues and priorities (A level Comp) K Knowledge-based systems (expert systems) (A level Comp) L Legal implications (A level Comp) Lexical analysis (A level Comp) Linkers and loaders (A level Comp) M Memory management (A level Comp) Methodologies and software tools for system development (A level Comp) Methods and tools for analysing and implementing database design (A level Comp) Methods for defining syntax (A level Comp) Modern personal computer operating systems (A level Comp) Modes of use: batch, real-time, on-line, off-line (A level Comp) N Network components (A level Comp) Networking (A level Comp) Normalisation and data modelling (A level Comp) Normalisation of floating point binary numbers (A level Comp) Number systems (A level Comp) O Operating systems (A level Comp) Other machine architectures (A level Comp) Outputs from a system (A level Comp) P Passive versus interactive systems (A level Comp)

P cont. Peripheral devices (A level Comp) Primary and secondary storage (A level Comp) Problem-solving techniques (A level Comp) Processing requirements (A level Comp) Processor components (A level Comp) Program maintenance (A level Comp) Program testing (A level Comp) Project management and software tools (A level Comp) Protocols (A level Comp) R Registers: purpose and use (A level Comp) S Scheduling (A level Comp) Searching and sorting (A level Comp) Social implications (A level Comp) Spooling (A level Comp) Syntax analysis (A level Comp) Systems management and monitoring (A level Comp) T The commercial value of data (A level Comp) The feedback loop; input and output; sensors and actuators (A level Comp) The importance of standards (A level Comp) The use of robots (A level Comp) Training (A level Comp) Types of hardware (A level Comp) Types of languages and typical applications (A level Comp) Types of software (A level Comp) Types of translators (A level Comp) U Use of networks to support hyperlinking systems such as the world wide web (WWW) (A level Comp) User interfaces (A level Comp) Uses of simulation (A level Comp) Utilities (A level Comp) V Validation and verification of data (A level Comp) Variation of parameters and conditions; time steps (A level Comp) Von Neumann architecture (A level Comp)