Assessment
Paper 3 - The Case Study
The computer science case study provides the stimulus material for the investigation of a scenario involving current developments and/or issues in computer science. The information obtained will prepare...
Assessment
Case Study - Examination format
Objective 1 - 9% Objective 2 - 7% Objective 3 - 4% Define Draw Classify Label List State Annotate Apply Describe Design Distinguish between Estimate Identify Outline Present Trace Analyse Comment...
Assessment
Sample Algorithms
Download Algorithms.java...
Activities
D.1 UML Exercises
1. Join the description to the correct part of the UML diagram: 2. Match the following words to the correct symbols: 3. Draw a UML diagram for the following two classes: 4. Two sub-classes will be created:...
Review/revision
Question 4.3
(a) State two fundamental operations of a computer. [2 Marks] (b) Explain the essential features of a computer language. [3 Marks] (c) Explain the need for higher-level languages.[3 Marks] (a) State...
Review/revision
Question 1.1.3 - System backup
A travel company is concerned about the security of its customers data. (a) Identify one cause of data loss. [1 Mark] (b) Outline a consequence of that data loss. [1 Mark] As it is important to have...
Review/revision
Question 1.1.2 - User focus
A software company has head office in one part of country and various other offices across the country. They have just installed a new computer system withing the company. The new system has user documentation...
Review/revision
Question 1.1.1 - Planning and system installation
A school has a Management Information System that keeps a database of all the students, grades, reports and timetables. Currently the database is stored on the school's server. The school is planning...
Review/revision
Question 3.3 - Networks general
A school has installed a Wireless Local Area Network (WLAN). The network is accessible across the campus for all staff and students. Some parts of the network are also connected with fibre optic cables. ...
Review/revision
Question 2.2 - Logical expression to logic diagrams
Question 2.2 Paper 1 HL/SL Draw a logic diagram from the following logical expression:NOT A AND (B XOR C) [4 marks] Draw a logic diagram from the following logical expression: NOT A AND (B XOR C) Draw...