The four cardinal directions are

1. NSEW
2. NSSW
3. WSNW
4. NNEW

Linear scale is also known as

1. primary scale
2. secondary scale
3. unit scale
4. graphic scale

A magnetic compass is also called

1. Bearing
2. Mariner's compass
3. Scale
4. Verbal scale

Conventional signs and symbols are

1. only accepted in India
2. universally accepted
3. only used as map language in America
4. only used in England