Test
Chapter 5-6
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Preguntas del test (8)
1What is a reserved word?
- AIt is a special word that cannot be used as a user-defined name.
- BIt is a word that can be used as a user-defined name.
- CThey are words that can easily be modified and redefined by programmers.
- DNone of the above.
2What bit character set is used in the UCS-2 standard?
- A64 bit character set
- B8 bit character set
- C16 bit character set
- D32 bit character set
3What is the process of getting a cell to which a variable is bound from a pool of available cells called?
- ADeallocation
- BAllocation
- CLifetime
- DAliasing
4What is a variable?
- AIt is an abstraction of a memory cell or collection of memory cells.
- BIt is a special word that cannot be used as a user-defined name.
- CIt is an association between an attribute and an entity.
- DNone of the above.
5Which kind of array can have rows with varying number of elements?
- ARectangular Array
- BStatic Array
- CJagged Array
6What are unions?
- AIt is a type whose variables are allowed to store different type values at different times during execution
- BIt is a data type that is similar to a record, except that the elements are not named
- CIt is a possibly heterogeneous aggregate of data elements in which the individual elements are identified by names
7How many signed integer sizes are there in Java?
- A4
- B3
- C5
- D8
8Which of the following is an advantage of using a static variable?
- AIt is very efficient. All addressing is direct and no run-time overhead is incurred.
- BIt can be used for recursive programs and storage can be shared among variables
- CIt can be used for recursive programs and storage can be shared among variables.
Información
- Descripción
- Test sobre Chapter 5-6, creado por Grant King el 07/12/2017.
- Autor
- Grant King
- Idioma
- English
- Visitas
- 0
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