Find the 2011 C language common basics

I have an electronic version of the textbook and an audio and question bank.

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Answer]: A Analysis]: From the perspective of project management, software design is completed in two steps:

Outline design and detailed design. The high-level design will be such as software architecture, identifying systems and interfaces, global data structures, or database schemas; The detailed design establishes the implementation algorithm and local data structure of each module, and uses appropriate methods to represent the details of the algorithm and data structure.

This question is to ask for software design is generally divided into two steps, rather than software review and enlightenment, you may make a mistake. I hope you can understand the above explanation, if you don't understand, leave a message, I will continue to add.

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2020 Computer Level 2 C Language Exam Daily Practice (June 15) 1The correct of the following statements is ( ).

a.A data structure with more than one root node is not necessarily a nonlinear structure.

b.A data structure with only one root node is not necessarily linear.

c.Circular linked lists are non-linear structures.

d.Doubly linked lists are non-linear structures.

Answer: B2Of the following statements about binary trees, the correct one is ( )aThe leaf node is always one less than the one node with a degree of 2.

b.The leaf node always has one more node than the node with a degree of 2.

c.The number of leaf nodes is twice as high as the number of nodes in degree 2.

d.The number of nodes with degree 2 is twice as high as the number of nodes with degree 1.

Answer: B3Activities in the software lifecycle do not include ( )aMarket research.

b.Requirements analysis.

c.Software testing.

d.Software Maintenance.

Answer: A4Definitions: int a; float b;Execute scanf("%2d%f"，&a，&b.;statement, if you enter 876 enter from the keyboard, the values of a and b are ( ) and and , respectively.

Sum and Answer: A5The task of program debugging is ( ).

a.Design test cases.

b.Verify the correctness of the program.

c.Discover errors in the program.

d.Diagnose and correct errors in the program.

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