WAEC Computer Studies 2023 Paper

Concept:In QBASIC, the $\text{REM}$ statement is used to add comments in a program.Explanation:$\text{REM}$ stands for "remark".When QBASIC runs a program, it ignores any line that starts with $\text{REM}$.This allows the programmer to write notes or explanations inside the code without affecting the output.For example:$\text{REM This program prints a greeting}$$\text{PRINT "Hello, World!"}$Here, only the $\text{PRINT}$ statement is executed; the $\text{REM}$ line is completely ignored.The other options do not serve this purpose.$\text{PRINT}$ is used to display output on the screen.$\text{CLS}$ is used to clear the screen.$\text{INPUT}$ is used to take data from the user.So, the correct command for adding comments is $\text{REM}$.Answer:B. $\text{REM}$