System Software

What is hardware?

• Electrical and electro-mechanical parts
• Programs that make the computer function
• It can be physically touched

• It cannot be physically touched

What is software?

• Electrical and electro-mechanical parts
• Programs that make the computer function
• It can be physically touched

• It cannot be physically touched

What is the definition of System Software?

• Programs that make the computer function
• Utilities that optimise and maintain the system

• Hardware components
• Libraries

What is the purpose of the defragmentation utility?

• Reduces the size of a file by deleting repeated data

• Performs updates without user intervention

• Organises portions of files to be stored sequentially and stores all empty blocks together

• Reverts the data/system to a previous point in time.

What is the purpose of the automatic update utility?

• Reduces the size of a file by deleting repeated data

• Performs updates without user intervention

• Organises portions of files to be stored sequentially and stores all empty blocks together

• Reverts the data/system to a previous point in time.

What is the purpose of the compression utility?

• Reduces the size of a file by deleting repeated data

• Performs updates without user intervention

• Organises portions of files to be stored sequentially and stores all empty blocks together

• Reverts the data/system to a previous point in time.

Which translator translates all code at once?

• Compiler
• Interpreter
• Assembler

What are libraries?

• Hardware components
• Electrical and electro-mechanical parts
• Sections of code / file written by other authors
• Programs that make the computer function

What does the linker do?

• Allocates jobs to the CPU
• Converts source code into machine code
• Combines all program elements into an executable file
• Maintains security

What does the loader do?

• Deletes files permanently
• Stores all empty blocks together
• Converts source code into machine code
• Places the executable file into main memory