单选题 The only language understood by computer hardware is a ()language.
A. machine
B. symbolic
C. high-level
D. natural
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单选题 ()languages are also known as assembly languages.
A. Machine
B. Symbolic
C. High-level
D. Natural
单选题 C, C++, and Java can be classified as () languages.
A. machine
B. symbolic
C. high-level
D. natural
单选题 The software used to write a program is called a ().
A. preprocessor
B. text editor
C. translator
D. source file
单选题 The () assembles precompiled units from different sources into an executable program.
A. preprocessor
B. text editor
C. linker
D. loader