希賽網為大家整理了2017上半年程序員考試上午真題，以下為第八部分。

  （71）accepts documents consisting of text and/or images and converts them to machine-readable form.
A.A printer  B.A scanner
C.A mouse  D.A keyboard

（72）operating systems are used for handheld devices such as smart-phones.
A.Mobile B.Desktop C.Network D.Timesharing

A push operation adds an item to the top of a（73）.
A.queue  B.tree  C.stack D.date structure

（74）are small pictures that represent such items sa a computer program or document.
A.Menus B.Icons  C.Hyperlinks D.Dialog Boxes

The goal of（75）is to provide easy，scalable access to computing resources and IT services.
A.Artificial intelligence  B.big data
C.cloud computing D.data mining

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