MS-DOS Control Key Functions ...........................................................................2-16
MS-DOS Commands ............................................................................................2-19
Changing MS-DOS Prompts ............................................................................2-19
Error Messages ................................................................................................2-20
Files, Programs, and File Names .....................................................................2-21
Internal Commands ..........................................................................................2-22
COPY ........................................................................................................2-23
DATE ........................................................................................................2-24
DIR ............................................................................................................2-24
Wild Cards ................................................................................................. 2-26
Multiple Directories ....................................................................................2-27
ERASE (DEL) ............................................................................................2-32
RENAME (REN) ........................................................................................2-33
TIME .........................................................................................................2-33
TYPE ........................................................................................................2-34
VER ...........................................................................................................2-34
VERIFY .....................................................................................................2-35
VOL ...........................................................................................................2-35
Other Internal Commands .........................................................................2-36
External Commands .........................................................................................2-36
CH KDSK .................................................................................................... 2-38
FORMAT ...................................................................................................2-39
SYS ...........................................................................................................2-43
DISKCOPY ................................................................................................2-43
DISKCOMP ...............................................................................................2-45
Other External MS-DOS Commands .........................................................2-47
Chapter 3 Computer Programming and BASIC
Programs ..................................................................................................................3-1
Program Types .........................................................................................................3-1
Programmers ............................................................................................................3-2
Programming Languages .........................................................................................3-2
Syntax ................................................................................................................3-2
Language Types ................................................................................................3-3
Understanding BASIC ...............................................................................................3-6
Getting Started with BASIC ................................................................................3-6
Loading BASIC ...................................................................................................3-7
BASIC Modes of Operation ..........................................................................3-8
Statements ..................................................................................................3-9
Direct Mode Operation .................................................................................3-9
Variables ...................................................................................................3-11
Variable Types ..........................................................................................3-11
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