COMPUTER SCIENCE

Paper 2 What's assessed: this paper tests a student's ability to answer questions from subject content 5-9 above. Assessed • Written exam: 1 hour 30 minutes • 50% of AS Questions A series of short-answer and extended-answer questions. 2.2 A-level Subject content 10 Fundamentals of programming (page 41) 11 Fundamentals of data structures (page 47) 12 Fundamentals of algorithms (page 52) 13 Theory of computation (page 54) 14 Fundamentals of data representation (page 63) 15 Fun...

Level 3 Technical Level IT: NETWORKING Unit 6 Network Security Management Thursday 16 May 2019 Morning Time allowed: 2 hours Materials For this paper you must have: • a ruler • a scientific calculator (non-programmable) • stencils or other drawing equipment (eg flowchart stencils). Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer each question in the space provided. Do not write...

Computer systems CPU 1) The CPU (Central Processing Unit) is the main component in a computer for processing data and instructions. It could be considered as the computing equivalent of the human brain. It is a hardware device that is made up of many sub components: 2)  controller  ALU: arithmetic/logic unit  registers  internal memory  buses 3) This is where data is stored when it is not being actively used, usually for retrieval at a later date. These are discussed i...

AQA AS AND A-LEVEL COMPUTER SCIENCE AS (7516) A-level (7517)

A Surname Other Names Centre Number Candidate Number Candidate Signature Level 3 Technical Level IT: CYBER SECURITY IT: NETWORKING IT: USER SUPPORT Unit 2 Communication technologies H/507/6426 Tuesday 21 May 2019 Afternoon Time allowed: 2 hours At the top of the page, write your surname and other names, your centre number, your candidate number and add your signature. [Turn over] INSTRUCTIONS • Use black ink or black ball-point p...

Level 3 Technical Level IT: PROGRAMMING Unit 5 Mathematics for programmers Tuesday 21 May 2019 Afternoon Time allowed: 2 hours Materials For this paper you must have: • a ruler • a scientific calculator (non-programmable) • stencils or other drawing equipment (eg flowchart stencils). Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer the questions in the spaces provided. Do not wr...

Level 3 Technical Level IT: CYBER SECURITY IT: NETWORKING IT: USER SUPPORT Unit 2 Communication technologies Tuesday 21 May 2019 Afternoon Time allowed: 2 hours Materials For this paper you must have: • a ruler • a scientific calculator (non-programmable) • stencils or other drawing equipment (eg flowchart stencils). Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer each questio...

Level 3 Technical Level Level 3 Technical Level IT: PROGRAMMING Unit 2 Computer programming Monday 13 May 2019 Morning Time allowed: 2 hours Materials For this paper you must have: • a ruler • a scientific calculator (non-programmable) • stencils or other drawing equipment (eg flowchart stencils). Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer each question in ...

Level 3 Technical Level IT: CYBER SECURITY IT: NETWORKING IT: PROGRAMMING IT: USER SUPPORT Unit 1 Fundamental principles of computing Thursday 16 May 2019 Morning Time allowed: 2 hours Materials For this paper you must have: • a ruler • a scientific calculator (non-programmable) • stencils or other drawing equipment (eg flowchart stencils). Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You ...