A: declarations
B: dimensions
C: comments
D: descriptions
举一反三
- In C language，______are used to create variables and are grouped at the top of a program block． A: declarations B: dimensions C: comments D: descriptions
- In C language, ______ are used to create variables and are grouped at the top of a gram block. A: comments B: declarations C: descriptions D: dimensions
- In C language, (75) are used to create variables and are grouped at the top of a gram block. A: comments B: declarations C: descriptions D: dimensions
- What character is used in the program at the end of a block? A: ; B: / C: ( D: )
- In the following descriptions of the S-function, the correct descriptions are ( ). A: The S-function is also called the system function B: The MATLAB language can be used to write S-functions, can also use C or C++ language to write S-functions. C: Simulink block library can be extended by using S-function. D: The S-function has ready-made files of template program.
内容
- 0
A（）is a named momory block . By using its name, we can refer to the data stored in the memory block. A: word B: record C: program D: variable
- 1
block signal A: a fixed signal that lets engineers know if a train can enter a block. B: a conductive connector used to maintain circuit continuity for track circuits and electrified tracks.
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_______________ specify a region of source code with a start delimiter and an end delimiter and the region is allowed to span multiple lines. A: Region comments B: Tailing comments C: Line comments D: Block comments
- 3
The so-called program that can be directly executed inside an<br/>electronic computer is ____. A: High-level language programs B: Assembly language program C: Machine language programs D: Source program
- 4
A snatch block is a（）. A: block used only with manila rope B: chock roller C: hinged block D: strong block used for short，sharp pull