List I (DOS commands) | List II (Meaning) | ||
---|---|---|---|
A. | DBLSPACE | 1. | Deletes a director and its sub-directories |
B. | MEM | 2. | Displays the amount of used and free memory |
C. | SYS | 3. | Put a copy of DOS on disk |
D. | DELTREE | 4. | Compresses files to increase the storage capacity of disc |
List I | List II | ||
---|---|---|---|
A. | 200 MHz | 1. | SHF |
B. | 20 GHz | 2. | UHF |
C. | 500 kHz | 3. | VHF |
D. | 500 MHz | 4. | MF |
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