Exam 7: Basic Semantics

____ binding occurs during execution.

Garbage is defined as ____.

Locations are places where values can be stored.

If an operator performs more than one function it is said to be ____.

Java uses assignment by cloning for all object variables.

A(n)____ occurs when the same object is bound to two different names at the same time.

A ____ constant is a name for a literal.

Static binding occurs during execution.

Dangling references are locations that have been deallocated from the environment but can still be accessed by a program.

Binding time refers to when an attribute is computed and bound to a name.

____ declarations are associated with a specific block.

A pointer is an object whose stored value is a(n)____.

The bindings of ____ to storage locations is called the memory.

Declaration visibility includes only those regions of a program where the bindings of the declaration apply.

A translator's symbol table stores the mappings between names and attributes.

Any scoping structure that can be referenced directly in a language must have its own symbol table.

In C,blocks are called compound statements.

A ____ is an object whose stored value can change during execution.

A fundamental abstraction mechanism in any programming language is the use of names,or identifiers to denote language entities or constructs.

In C,the ____ operator retrieves the address of a variable as a pointer.