Values, Types, Expressions, and Constructions in Programming

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What is the type of value that constructs a composite value from its component values?

Composite value (correct)

Recursive value

Primitive value

Literal value

In Java, what are the component values used in object constructions?

Literals

Pointers

Subexpressions (correct)

References

What type of expression is a PL construct that may be evaluated to yield a value?

Iterative expression

Conditional expression

Recursive expression

Composite expression (correct)

In Ada, what are the component values used in record and array constructions?

Literals Signup and view all the answers

What distinguishes composite values from primitive values?

Complexity of construction Signup and view all the answers

Which PLs allow functions as first-class values?

Haskell Signup and view all the answers

In most PLs, how is a function call typically written when the function has a single argument?

F(E) Signup and view all the answers

How can applying a unary operator to its operand be essentially viewed in terms of function calls?

It is equivalent to *(E1, E2) Signup and view all the answers

Which type of expression chooses from several subexpressions using a condition?

Case-expression Signup and view all the answers

What is the important principle related to the representation of values in a computer?

Values of different types must be represented in a uniform way. Signup and view all the answers

Which statement about composite variables is NOT true?

The component variables of a composite variable can only be updated selectively. Signup and view all the answers

In Ada, what defines a dynamic array?

The array index range is not fixed at all and may change with each assignment. Signup and view all the answers

In Java, what distinguishes flexible arrays from static and dynamic arrays?

Flexible arrays allow their index range to change whenever a new array value is assigned. Signup and view all the answers

What defines a static array in C?

The array length must be explicitly stated during declaration. Signup and view all the answers

What distinguishes simple variables from composite variables?

Composite variables have the same structure as a value of that type. Signup and view all the answers

In the context of storage in imperative or object-oriented programming languages, what does it mean for a variable to be a container for a value?

The variable is a pointer to the location in memory where the value is stored Signup and view all the answers

What characterizes a simple value in the context of storage in programming languages?

It is typically a primitive value or a pointer Signup and view all the answers

In the abstract model of storage described, what does an allocated storage cell contain?

Either a simple value or undefined Signup and view all the answers

What distinguishes composite variables from simple variables in terms of storage?

Composite variables occupy multiple allocated storage cells Signup and view all the answers

In which type of programming languages does a variable stand for a fixed but unknown value, as in mathematics?

Functional and logic programming languages Signup and view all the answers