Question

1. A (n) ____________ is a collection of data items ...
2. Arrays are ___________ variables...
pls help me i have test today ... pls answer there 2 fast ... ​

Answer 1

Answer:

An array is a variable containing multiple values. Any variable may be used as an array. There is no maximum limit to the size of an array, nor any requirement that member variables be indexed or assigned contiguously. Arrays are zero-based: the first element is indexed with the number 0.

Explanation:

An array is a variable containing multiple values. Any variable may be used as an array. There is no maximum limit to the size of an array, nor any requirement that member variables be indexed or assigned contiguously. Arrays are zero-based: the first element is indexed with the number 0.

Indirect declaration is done using the following syntax to declare a variable:

ARRAY[INDEXNR]=value

The INDEXNR is treated as an arithmetic expression that must evaluate to a positive number.

Explicit declaration of an array is done using the declare built-in:

declare -a ARRAYNAME