A: middleware
B: hardware
C: shareware
D: freeware
举一反三
- The data collected by the statistical survey can be original data or secondary data. The relationship between the original data and secondary data is ( ) A: The original data comes from the grass-roots units, and the secondary data comes from the superior units B: Secondary data is processed from original data C: There is no necessary connection between the original data and the secondary data D: There is no difference between primary data and secondary data
- What is stored in the database is（ ）. A: data B: data mode C: links between data D: data and the connection between data
- A“database” refers to a set of related data and the way it is ________. Access to this data is usually provided by a DBMS consisting of an integrated set of computer software that allows users to interact with one or more databases and provides access to all of the data contained in the database. A: modeled B: organized C: managed D: contained
- Which of the following is Germany ’s experience in cloud computing and data centers? A: Optimization of air conditioning B: Reduction of useless data and software programs C: Purchase of energy efficient hardware D: Improvement of server utilization
- An HR manager who wants to analyze the costs associated with each new hire will most likely use which of the following A: podcasts B: Web portal C: data warehouse D: public domain software
内容
- 0
What is the primary difference between data and information?() A: Information<br/>is processed to get data. B: Data<br/>is processed to get information. C: Data,<br/>unlike information, is related to hardware. D: Data<br/>is stored, information is not.
- 1
Which of the four methods of data collection is involved when a person retrieves data from an online database?
- 2
The main functions of the database management system are () A: database maintenance B: data calculation C: data manipulation D: data definition
- 3
Data can be generally divided into analog data and digital data.
- 4
A developer chooses to avoid using SingleThreadModel but wants to ensure that data is updated in athread-safe manner. Which two can support this design goal？（） A: Store the data in a local variable. B: Store the data in an instance variable. C: Store the data in the HttpSession object. D: Store the data in the ServletContext object. E: Store the data in the ServletRequest object.