问题 单项选择题

下列有关信息和数据的说法中,错误的是______。

A.数据是信息的载体

B.数值、文字、语言、图形、图像等都是不同形式的数据

C.数据处理之后产生的结果为信息,信息有意义,数据没有

D.数据具有针对性、时效性

答案

参考答案:D

解析: 数据包括数值、文字、语言、图形、图像等不同形式。数据是信息的载体。数据经过处理之后便成为了信息,信息具有针对性、时效性。因此信息有意义而数据没有。

填空题

Part 4


Questions 26-45


·Read the following passage and decide which answer best fits each space.
·Forquestions26-45, markoneletterA, B, C or D on the Answer Sheet.
Both (26) and zoology are parts of a more general field of science, biology. The two are studies of (27) things, which share certain characteristics, (28) they are plants or animals. Botany deals with plants, whose organisms that can (29) their own food by the use of sunlight. Zoology on (30) hand, deals with animals, those organisms that cannot manufacture their own food and are thus dependent (31) plants for their food.
(32) plants and animals share many abilities, the extent (33) which plants can exercise some of those abilities is (34) . For example, both plants and animals need food, water, and warmth for growth, (35) plants can move to (36) those needs only by the slow extraction of their leaves and roots, while animals can move relatively (37) distances in relatively little time. When an animal is hurt with needle, the animal will (38) the part of the body (39) . This ability to draw back (40) pain or irritation, called irritability, is found only to a very limited extent in plants.
If plants (41) the same (42) as animals, animals would have had a more difficult time finding food. If animals were as limited as plants, they might (43) a means of manufacturing their own food, as plants do now. The world would be a very different place (44) it is if the characteristics of plants and animals were (45)

A.But

B.Although

C.And

D.Furthermore

问答题 简答题