MS office level II wrong question record [10]

author:precation
date:2021.1.29( repair 1.20）

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choice question

Efficiency of program execution And Storage structure of data 、 Logical structure of data 、 The control structure of the program 、 The amount of data processed Etc .

White box test method ： Logical coverage 、 Basic path testing etc. .
Logical coverage test Include ： Statement override 、 Path coverage 、 Determine coverage 、 Conditional coverage 、 Judge - Conditional coverage .

below It belongs to black box test method Yes. ： Boundary value analysis
The black box test method is divided into ： Division of equivalence class 、 Boundary value analysis and Wrong guess .

In the black box test method , The main basis for designing test cases is Program external functions .
The black box test is The functions that have been realized by the software Whether it meets the needs Test and verify .
Black box testing Not at all The logic inside a program Structure and internal characteristics , Based on Program requirements and functional specifications , Check Program functionality Whether it conforms to its function description .

The correct description of the object concept is ： The communication between objects depends on message passing .
The construction of communication between objects be called news .
polymorphism Refer to The same operation can be the behavior of different objects .
encapsulation It means looking from the outside You can only see The external characteristics of an object , and Neither know nor need to know The concrete structure of the data and the implementation operation .

In the following four kinds of memory , The fastest access is RAM.
Hard disk It's part of the computer , Storage media for systems and various software , Speed Faster ;
RAM Pre extraction and storage of data , Speed Soon .
U disc ： An external device , It can store data for a long time , Speed Very slowly .
CD-ROM: Read operation only , You can't Save the data , Speed commonly .

From the user's point of view , The operating system is ： user And Between computers Of Interface .

Mr. Zhang uses excel2010 Software statistics class student examination results , The first line of the worksheet is the header row , The first column is the name of the candidate . because More candidates , stay excel None of the worksheets in Method to display the data of all rows and columns completely , For the convenience of viewing data , Now you need to freeze the first row and column of the worksheet , The best way to do this is ： Select... In the worksheet B2 Cell , then single click 【 View 】 Under the tab 【 window 】 In the function group “ Freeze the panes ” command , stay Select... From the drop-down list “ Freeze split pane ” command , You can freeze the first row and the first column of the worksheet .

Xiao Zhou of class 3 of grade 3 of junior high school has finished one thing PowerPoint Production of slide works , The content of the work is well arranged , When it can be made The colors used are too messy , Font used 、 There are many font sizes , To give Very messy visual experience , The teacher saw this situation , Gave Xiao Zhou guidance and help , The best way to do this is ： Uniform use of Fonts , The font color shall be as few as possible .

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