Data Representation 2 (A level)

_______ is a form of data, which is unorganized.

• Serial data

• Sequential data

• Exception handling

• Hakuna Matata Data

The process of responding to an exception within a program so that program does not halt unexpectedly

• Serial

• Sequential

• Exception handling

• Hakuna Matata

Data filtered and sorted in a particular order

• Serial data

• Sequential data

• Exception handling

• Random access

This method is suitable for a large file as it reduces the time taken to search.

• Direct access

• Sequential access

• Pseudocode access

• Binary access

It stores data in its internal representation.

• Alphanumeric

• Text files

• Text record

• Binary files

To search an element in this type of files is time-consuming

• Serial data

• Sequential data

• Consuming data

• Random data

A method of file organization in which records of data are physically stored in a file, one after another, in the order they were added to the file.

• 😭

• Serial file organization

• Sequential file organization

• Random file organization

a method of file organization in which records of data are physically stored in a file, one after another, in a given order.

• I didn't read the book or the presentation 😢

• Serial file organization

• Sequential file organization

• Random file organization

A method of file organization in which records of data are stored in a file in any available position; the location of any record in the file is found by using a hashing algorithm on the key field of a record.

• Array organization

• Serial file organization

• Sequential file organization

• Random file organization

A method of file access in which records are searched one after another from the physical start of the file until the required record is found.

• Sequential access

• Serial file organization

• Sequential file organization

• Random file organization