本文主要是介绍【专业英语 复习】第7章，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
1. 单选题
Hard disks store and organize files using all the following, except ____.
A. paths
B. cylinders
C. sectors
D. tracks
正确答案：A
硬盘存储和组织文件使用以下所有选项，除了路径。
2. 单选题
Which of the following is true about an internal hard disk?
A. Portable
B. Variable amount of storage
C. Often stores the operating system
D. Slow
正确答案：C
以下关于内部硬盘的说法正确的是：通常存储操作系统。
3. 单选题
Which of the following is not an example of secondary storage?
A. External hard drives
B. Flash drives
C. RAM
D. RAID
正确答案：C
以下哪个不是辅助存储的例子：内存。
4. 单选题
An external hard disk ____.
A. is heavy
B. is hard to remove
C. usually connects to a USB or Thunderbolt port
D. cannot be used in addition to an internal hard disk
正确答案：C
外置硬盘通常连接到USB或Thunderbolt端口。
5. 单选题
Storage that retains its data after the power is turned off is referred to as ____.
A. direct storage
B. volatile storage
C. nonvolatile storage
D. sequential storage
正确答案：C
在断电后仍能保留数据的存储称为 非易失性存储。
6. 单选题
One way to improve the storage capacity of a hard disk is to ____.
A. increase memory
B. format often
C. use file compression （压缩）
D. use disk caching
正确答案：C
提高硬盘存储容量的一种方法是使用文件压缩。
7. 单选题
This process improves system performance by acting as a temporary high-speed holding area between a secondary storage device and the CPU.
A. RAID
B. Data compression
C. Disk caching
D. Data access
正确答案：C
这种过程通过在二级存储设备和CPU之间充当一个临时的高速缓存区域来提高系统性能。
8. 单选题
Which of the following characteristics about RAID is incorrect?
A. one high-capacity hard disk drive
B. highly reliable
C. expanded storage capability
D. fast access speed
正确答案：A
以下关于RAID的特性哪个是不正确的：一个大容量硬盘。
A. 一个高容量的硬盘驱动器
B. 高度可靠
C. 扩展存储能力
D. 快速访问速度
9. 单选题
Four ways to improve the performance of a hard disk include:
A. file compression, disk caching, hybrid drives, and file encryption.
B. disk caching, RAID, network drives, and file expansion.
C. RAID, file compression, cloud storage, and disk expansion.
D. disk caching, hybrid drives, RAID, and file compression.
正确答案：D
提高硬盘性能的四种方法包括：磁盘缓存、混合驱动器、RAID和文件压缩。
10. 单选题
Which of these is not an example of solid-state storage?
A. USB drives
B. SSDs
C. Digital versatile disc
D. Flash memory cards
正确答案：C
以下哪个不是固态存储的例子：数字多功能光盘。
11. 单选题
Optical discs use these to represent data.
A. Pits and lands
B. Analog signals
C. Magnetic charges
D. Laser beams
正确答案：A
光盘使用坑和地来表示数据。
12. 单选题
A CD-RW disc ____.
A. can be written to only once
B. cannot be erased
C. cannot be written on
D. can be erased and rewritten
正确答案：D
CD-RW光盘可以擦除和重写。
13. 单选题
All the following are true of DVD-ROM drives except:
A. They are a type of optical disc.
B. They are also known as erasable optical discs.
C. DVD-ROM stands for "digital versatile disc–read only memory.”
D. They can provide over two hours of high-quality video and sound comparable to that found in motion picture theatres.
正确答案：B
以下所有内容均适用于DVD-ROM驱动器，除了：
A.它们是一种光盘。
B.它们也被称为可擦除光盘。
C. DVD-ROM代表“数字多功能光盘-只读存储器”。
D. 他们可以提供超过两个小时的高质量的视频和声音，与电影院相当。
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