1What is machine lang.?How does machine lang. differ from the high level lang.?

The set of instructions codes, whether binary or in the decimal notation, which can be directly understood by the computer without the help of translating program is called machine code or machine language.

It differs the higher level language because of the following reasons:

It has the fastest execution.

It is machine dependent.

It is more error prone rather than higher level language.

It is difficult to program and manage rather than high level language.