Algorithmic Trading in MT4 for Complete Beginners

Question 1

What are the three types of programs you can create with MetaEditor?

Answer 1

• Expert Advisors
• Indicators
• Scripts

Question 2

What is the comment text for MQL4?

Answer 2

//

Question 3

MQL4 - Built in function for creating messages on the screen?

Answer 3

Alert()

Question 4

MQL4 - 6 main types of variable by variable name?

Answer 4

• int
• double
• string
• bool
• color
• datetime

Question 5

MQL4 - Create and set a variable

Answer 5

int A = 10;

Question 6

MQL4 - Equal and Not Equal To

Answer 6

== and !=

Question 7

MQL4 - Three parts of while loop and example

Answer 7

• Statement of while
• Expression is checked to see if it is false
• Body of text is executed

Question 8

MQL4 - Muti-Line Comments symbols

Answer 8

Start: /*
End: */

Question 9

MQL4 - Write a for loop

Answer 9

for(int i=0; i<5; i++)
{
Alert(“Hello”);
}

Question 10

MQL4 - Variable for current bid price in MT4

Answer 10

Bid

Question 11

MQL4 - Write an if/else statement

Answer 11

if (Bid < level)
{
   Alert("Low Level")
}
else
{
    Alert("High Level")
}

Question 12

MQL4 - Statement used between if and else statements?

Answer 12

Else If

Question 13

MQL4 - Statement and variable needed to have user inputs?

Answer 13

#property script_show_inputs
extern (variable declaration)

Question 14

MQL4 - How do you find help for a function?

Answer 14

Highlight and hit F1

Question 15

MQL4 - How to delay a function?

Answer 15

Sleep()

- In milliseconds

Question 16

MQL4 - Meaning of return of OrderType()

Answer 16

0 means BUY

1 means SELL

Question 17

MQL4 - Three main functions when running

Answer 17

OnInit()
OnTick()
OnDeinit()

Question 18

When is the Non-Farm and Unemployment Rates in the US released?

Answer 18

Every first Friday of every month.

Question 19

MQL4 - How To create a Global variable

Answer 19

use the static declaration before the variable declaration

Question 20

MQL4 - Create a Buy order with OrderSend()

Answer 20

ticket = OrderSend(Symbol(), OP_BUY, lots, Ask, 10, Bid-stopLossPoint, Bid+takeProfitPoint, “Comment Here”);

Question 21

MQL4 - Create a Sell order with OrderSend()

Answer 21

ticket = OrderSend(Symbol(), OP_SELL, lots, Bid, 10, Ask+stopLossPoint, Ask-takeProfitPoint, “Comment Here”);

Question 22

MQL4 - Close Order with OrderClose()

Answer 22

bool res2;
res2 = OrderClose(ticket, lots, OrderClosePrice(),10);
if(res2 == false)
{
Alert(“Error Closing Order #: “, ticket);
}