硬件與軟件（AS）：練習題

Which type of utility software is used to reduce the size of a file to save storage space or to make it easier to transmit over a network?

When evaluating the performance of a supercomputer for climate research, which metric is the most appropriate to measure its processing capability?

When developing an application for a mobile smartphone using a powerful desktop workstation, which tool is necessary to generate the machine code required for the smartphone's specific processor architecture?

In the context of system software, what is the primary role of a linker?

Which of the following best describes proprietary software compared to open-source software?

Identify two primary characteristics of mainframe computers that distinguish them from typical desktop systems.

Distinguish between a compiler and a cross compiler in terms of their execution environment.

Explain why disk defragmentation is necessary for the efficient operation of a hard disk drive.

A graphic designer uses a computer system that features a gesture-based interface.

(a) Describe how a gesture-based interface allows a user to interact with a computer system and identify the technology used to detect movement. (2 points)

(b) Identify one advantage of using a gesture-based interface for a designer. (1 point)

(c) State one disadvantage of using a gesture-based interface compared to a mouse. (1 point)

A software developer is creating a new application that needs to be deployed on several different types of computer systems. The developer must decide between using an interpreter or a cross compiler for the translation process.

(a) Describe how a high-level language is translated and executed using an interpreter. (2 points)

(b) Explain the specific purpose of a cross compiler and why it would be used in this scenario. (1 point)