WAEC - Data Processing (2016 - No. 15)
A search engine is a?
A program that searches engines
Computer engine that searches a database
hardware components of a computer
tool that searches the web
解释
A search engine is a (usually web-based) computer program that collects and organizes content from all over the internet. Examples are Google,Bing,Yahoo!,Yandex, DuckDuckGo, Ask.com, etc.