Practice 4.3 Introduction to programming with authentic IB Computer Science (CS) exam questions for both SL and HL students. This question bank mirrors Paper 1, 2, 3 structure, covering key topics like programming concepts, algorithms, and data structures. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
Outline the need for a translation process from high level language to machine code.
Identify one fundamental operation of a computer.
Distinguish between fundamental and compound operations of a computer.
Two fundamental operations of a computer are add and retrieve. State another two fundamental operations.
Outline the need for higher level languages.
Explain two benefits of using sub-procedures within a computer program.
Identify three characteristics of a collection.
Collection NUMBERSalready exists and stores real numbers.
Construct in pseudocode an algorithm, using the access methods of a collection, which will iterate through the collection NUMBERSand count how many elements stored in the collection are in the interval .
The final answer should be output.
Outline the need for higher level languages.
Explain two benefits of using sub-procedures within a computer program.
Identify three characteristics of a collection.
Construct in pseudocode an algorithm, using the access methods of a collection, which will iterate through the collection NUMBERS and count how many elements stored in the collection are in the interval [-1,1]. The final answer should be output.
Identify two essential features of a computer language.
Outline the differences between a variable and a constant.
Compilers translate source code into object code. Identify two other operations performed by a compiler.