59.CDs and DVDs are durable storage media because their ____ storage technology essentially etches data onto the disc surface. ( )
A. discrete
B. optical
C. magnetic
D. static
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-81c8-c0f5-18fb755e8801.html
点击查看答案
16.Most computers have only one location for storing data. ( )
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-27f0-c0f5-18fb755e8802.html
点击查看答案
73.___ software is an important tool for planning large projects, scheduling project tasks, and tracking project costs. ( )
A. Accounting
B. Presentation
C. Groupware
D. Project Management
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-9550-c0f5-18fb755e8801.html
点击查看答案
22.Input can be supplied by a person, by the environment, or by another computer. ( )
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-2bd8-c0f5-18fb755e8802.html
点击查看答案
95.Digital audio is music, speech, and other sounds represented in ____ format for use in digital devices. ( )
A. neither a. nor b.
B. analog
C. binary
D. both a. and b.
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-b0a8-c0f5-18fb755e8802.html
点击查看答案
32.The resolution for many early PC displays was referred to as ____. ( )
A. VGA
B. PCA
C. VCL
D. PCL
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-5ea0-c0f5-18fb755e8800.html
点击查看答案
24.The primary purpose of ____ software—your computer’s operating system, device drivers, and utilities—is to help the computer carry out its basic operating function. ( )
A. database
B. productivity
C. system
D. application
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-52e8-c0f5-18fb755e8801.html
点击查看答案
1.{A(n) output device, such as a keyboard or mouse, gathers data and transforms it into a series of electronic signals for the computer to store and manipulate.}( )
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-1c38-c0f5-18fb755e8800.html
点击查看答案
2.Digital audio is music, speech, and other sounds represented in ____ format for use in digital devices. ( )
A. analog
B. both a. and b.
C. neither a. nor b.
D. binary
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-33a8-c0f5-18fb755e8801.html
点击查看答案
90.____ software helps a business keep track of the money flowing into and out of various accounts. ( )
A. Accounting
B. Project management
C. Groupware
D. Presentation
https://www.shititong.cn/cha-kan/shiti/0005f176-2c2b-acc0-c0f5-18fb755e8800.html
点击查看答案