Computer Science ALevel

Which register stores results from calculations?

• Program Counter

• Accumulator

• Current Instruction Register

• Memory Data Register

Which part of the processor decodes instructions?

• Control Unit

• ALU

• Registers

• Cache

Which bus transmits memory addresses?

• Control

• Address

• Data

• Bendy

What are used in assembly code to represent instructions?

• Instructions

• Opcode

• Operand

• Mnemonics

In which phase of the F-D-E cycle are the contents of the CIR split into the operand and opcode?

• Fetch

• Decode

• Execute

• Fish

Which computer architecture has separate memories for instructions and data?

• Von Neumann

• Harvard

• Contemporary

• Big buildings

Which of these is a feature of a RISC processor?

• Less RAM required to store code

• Large instruction set

• Used in embedded systems

• Each instruction is one line of machine code

Which type of translator translates high level code into machine code all at once?

• Compiler

• Interpreter

• Assembler

• A good one

Which stage of compilation replaces keywords with tokens?

• Lexical Analysis

• Syntax Analysis

• Code Generation

• Optimisation

What is used to fetch the library or module from the given memory location?

• Static Linker

• Dynamic Linker

• Loader

• Librarian