AQA GCSE Computer Science (8520) Paper 1

What is the fastest kind of memory for the CPU to access?

What is the difference between a procedure and a function?

Which method of iteration repeats until a condition is met?

Which method of iteration repeats a specified number of times?

Why should you comment code? (Two answers)

Computers process information as what kind of numbers?

Which programming construct allows an algorithm to repeat instructions?

What is the name of a small amount of fast temporary memory within the processor?

How many bits are there in a nibble?

What is a static data structure?

Which of these methods executes a program by running each line consecutively?

Which of these character sets allows the largest number of different characters?

How does data travel between the processor and the computer's RAM?

In terms of data structures, what does mutable mean?

Which character set can represent English text using the least storage space?

Which of the following is true?

How many binary numbers would be available in a 4-bit system?

What is meant by 'executing' a function?

If we add the two real numbers 3.2 and 4.8, what is the result?

In terms of an array, what is an index?

How does a computer execute a machine code program?

How many unique binary values would be available in an 8-bit number?

What is a global variable?

What is a high-level language?

What is machine code?

What is a mnemonic?

Which method takes a high-level program and converts all lines into a single runable file?

When does overflow happen?

What shapes represents a decision in a flowchart?

With binary numbers, place values are always a power of what?

Which method of iteration should not result in an infinite loop?

What is resolution?

What is the purpose of translator software?

What is a constant?

What is pseudocode used for?

What is a variable?

How would the 4-bit binary pattern 1110 be represented in hexadecimal?

What is a bubble sort?

How many hexadecimal digits are needed to represent an 8-bit binary pattern?

What is the smallest unit of data that can be represented inside the computer?

How many bytes are used to represent a colour in the 24-bit web colour model?

Which of the following statements is a sensible method of representing two choices?

What is a variable?

What is the point of using hexadecimal instead of binary?

What is 10111100 in hex?

Which if these is not considered an example of a software application?

What is a dynamic data structure?

Which of these is a job for the ALU?

What is declaration?

What kind of software is an operating system?

Which one of these will not improve the quality of digital audio?

Which of the following is not a valid array?

What is machine code?

What shape represnts a process in a flowchart?

When in an expression used?

What is a string?

What is the purpose of debugging a computer program?

What is an algorithm?

Where are algorithms used?

What is a pixel?