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Gw Basic in Urdu Part 3: 10 Class

Now we will discuss about some of operators of GW basic ,which is one of the most famous programming language

Data type’s assignment input/output statement In GWBASIC

In the begging the program are written in binary language which were in binary form I mean in the o and 1 form. It was very difficult to understand that’s people began  to start write program assembly language instead of machine language and other programming language like Cobol C C++.

Gwabasic in urdu

GwBasic in Urdu Part 2: 10 Class

Here are the three types of languages

  1. Machine language
  2. Assembly language
  3. High level language

GWBASIC is one of the easiest high level language .It is easy to use because it contains many English words like GOTO,THEN,IF,INPUT,READ,POINT.

What Direct and Indirect Mode in GWBASIC

Some words are used to give command to the computer.When we use these commands then these command gives directly resuly for example

If we write like     print 17-9

It will direclty give the result  8

Wherer direct mode is used to enter the programs and after that we run the program .In Indirect mode we  use line number before any statement.

10 print “X”

20  print “z”

Character are used in GWBASIC

These are the Alphabetic which are used

(A B C D E……….Z) and (a b c d…..z)

Numeric character for GWBASIC

(0.1  2 3 4 ….9)

List of special character which are used in

Gwbasic in urdu

What are reserve word in GWBASIC?

There are some words in GWBASIC which have their own meaning like different statement function and commands are the reserve words. We cannot use reserve words as a variable if we use it as variable the compiler will show the error. These are the reserve words and their short keys are following.

Here is the list of some commands which are used in

GWbasic command

Gw basics in Urdu Part 1: 10 class

 

Auto Command in GWBASIC

If we use auto command in GWBASIC it will generate the line number automatically for example if you write auto in GWBASIC the result will be like this

10

20

30

If we give manually increment to auto command like Aut0 100, 20 then the result will be like that

100

20

30

Here are some of command which are used to break auto command

Control+ C, Control+break, Control+Stop

List Command in GWBASIC

List command is used to list all the lines

LIST 20-40 it will show the list of all program from line number 20 to 40

LIST -20   it will list all the program before line number 20

List 20 – It will list all the program after line number 20

Ctrl+Break is used to stop list menu

LLIST command

It is used to different print range of line.

Run command

Run command is used to execute a program .

For Example

Run (File Name), Run (Line 20, Run)

Load command

Load command is used to load program form secondary storage device

Example

Loads “file name, r

Here the purpose of r is that the program will automatically executed when it is loaded

Save command

Save command is used to save any program in GWBASIC

Example

Save file name [A] [p]

Here a means we want to save file in ASCII format

P means we want to make the file protected that nobody can make change in it

Delete command in GWBASIC

It is used to delete one or more than one line

Delete 20   it will delete on line         .       Delete 30 -50 it will delete the line 30 to 50

Renum command

It is used to give new number to a line

Example       Renum 100, 10        Renum 100, 35, 10

Here first is new and second is old number and third in increment number.

Kill command

Kill command is used to delete any program form secondary memory

Example

Kill ab.bas

Name command

It is used to changed the name of stored file

Name “anam as fida

Here the first is old and second is new name

CLS commad

Cleara command is used to make the screen clear

Example :CLS

New Command

It is used to remove file from computer memory.

System

This command is used to move from basic editor to DOS

Variable in GWBASIC

Such quantities which can change during the execution of a program is called variable.

10 let a=10

20 let a=a+20

30 print a

30   end

The answer will be 30

In the begging the value of a was 10 but during the execution it will changed to 30

String variable

These variable is used to store string value into a variable

10 let B$=”g”

20 print B$

30 end

What is input and let statement

Let statement is used to assign a value to a variable

Input statement is used input data from user

10  input n

20 print n

30  run

Here when you run this program and it will ask you for input and then it will print your given input .

Read and data statement in GWBASIC

If we want to assign value more than one variable then we will use read and data statement

10 Read a, b

20 let c=a+b

30 print  c

40 data 4,6

50 end

Print statement in GWBASIC 

It is used to print data on the screen

LPrint statement

This statement is used to take print on paper instead of screen .

Print using is used to print some specific type of statement .

 

Part 2

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Hi I am Ch Shahbaz from Pakistan.I love to writing different type of informative Articles. By profession i am a Pro Blogger, Web Developer, Graphic Designer and Creative writer.

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