3g third generation - Study guides, Class notes & Summaries

APTER- 1: COMPUTER NETWORKING Network: A computer network is a collection of interconnected computers. Two computers are said to be interconnected if they are capable of sharing hardware, software and exchanging information. Need or advantages for Networking : 1. Resource sharing 2. Reliability 3. Cost factor 4. Communication medium. 5. Central Storage of data Application of Network: 1. Sharing 2. Access to remote database 3. Communication facilities Terminology of Net...

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 ...

MARKING SCHEME AT THE END OF THE DOCUMENT 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...