宁波大学
2020/2021 学年第
1 学期期末考核试卷
试卷
(
√A/B/C)( 2 页) □答题纸
( 页
) □草稿纸
( 页
)
课号:180B07B01
_
课名:计算机应用基础(一级)
班级:
学号
:
姓名
:
阅卷教师
: ____________
成绩
: ______________
第
1 页 共 2 页
序号
I. Fill in the blanks(5 points each, total 50 points)
1. A bitmap graphic is composed of a grid of tiny rectangular cells called
. The color of
each cell is stored as a(n)
number. Popular bitmap graphics formats include BMP,
TIFF, GIF, JPEG, RAW, and PNG. Of these formats, GIF, JPEG, and PNG are supported by
most Web browsers. Both scanners and cameras produce images in bitmap format.
2. Digital display devices represent colors using the
color model. Although colors are
ultimately represented as bits when a graphic is stored or transmitted, color values can be
specified in binary,
, or decimal.
3. Processors based on
technology dominate tablet computers and smartphones.
4. When a program begins, the memory address of the first instruction is placed in a part of the
microprocessor’s control unit called a(n)
.
5.
storage represents data as microscopic light and dark spots on a disc surface.
6. An HTTP
is a sequence of transactions between a Web server and a browser.
Because HTTP is a
protocol, each time you connect to a different Web page at the
site, the server regards it as a new visit.
7. Image
refers to any technique that records the data in an image file so that it
contains fewer bits.
II. True/False(2 points each, total 10 points)
1. To conserve space, applications that require high-quality sound use low sampling rates.
2. After a vector graphic is converted to a bitmap, the resulting graphic no longer has the qualities
of a vector graphic.
3. Intel Corporation is the world’s largest chipmaker and supplies a sizeable percentage of the
microprocessors that power desktops and laptops.
4. All remote storage is considered to be cloud storage.
5. A hard disk drive is an example of magnetic storage.
宁波大学
2020/2021 学年第
1 学期期末考核试卷
第
2 页 共 2 页
序号
III.Short Answer Questions (10 points each, total 20 points)
1. What is data compression? How many categories do compression techniques have? (10
points)
2. What is a HTTP cookie? What are the effects of web site using cookies? (10 points)
IV.Essay (total 20 points)
1. What kinds of tools are available for creating web pages?