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Questions and Answers
What is the role of control flow in imperative programming languages?
What is the role of control flow in imperative programming languages?
- It primarily deals with interrupts and signals to alter program execution
- It focuses on explicit control flow to distinguish from declarative languages
- It defines the lexical scope of a block of statements
- It determines the order in which statements and function calls are executed (correct)
What distinguishes control flow instructions in some CPUs at the machine level?
What distinguishes control flow instructions in some CPUs at the machine level?
- They rely on a combination of interrupts and signals to alter program execution
- They utilize functions and language constructs for controlling program flow
- They primarily focus on lexical scoping to define program structure
- They may only have conditional or unconditional branch instructions available (correct)
Which keyword is commonly used to introduce a for-loop in programming languages?
Which keyword is commonly used to introduce a for-loop in programming languages?
- perform
- for (correct)
- do
- while
When are for-loops typically used?
When are for-loops typically used?
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What is the function of the loop counter or loop variable in a for-loop?
What is the function of the loop counter or loop variable in a for-loop?
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