The programs which are as permanent as hardware and stored in ROM is known as

A disk's content that is recorded at the time of manufacture and cannot be changed or erased by user is -

The number of records contained within a block of data on magnetic tape is defined by the

Perforated paper used as input or output media is known as

For creating a document, you select ........ option at File Menu.

An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is

Conversion of an octal number 73<sub>8</sub> to binary number is

Which of the following are often used to ensure that data has been accurately input to the computer?