sequential file

ISAM file

variable depending upon the usage of the dataset

a partitioned data set

tree structure

one level structure

two level structure

none of these

is a low percentage of number of records that are added to or deleted from a file

is a measure of the percentage of existing records updated during a run

refers to how closely the files fit into the allocated space

is a measure of the number of records added or deleted from a file compassed with the original number of records

absolute path

relative path

both 1) absolute path and 2) relative path

none of these

is used to store program data

specifies which blocks are used by which file

is updated by applications programs

allow programs to erase files