Robotics · Quick practice · answer shown after each question
Question 1 of 10
Which Arduino function reads whether a digital input pin is HIGH or LOW?
Question 2 of 10
In Arduino code, which function pauses the program for a number of milliseconds?
Question 3 of 10
The Arduino function delay(1000) pauses the program for
Question 4 of 10
In an Arduino sketch, millis() is preferred over delay() for multitasking because it
Question 5 of 10
A function in a program is
Question 6 of 10
An interrupt service routine (ISR) should be
Question 7 of 10
In block-based coding (e.g. Scratch), a "forever" block
Question 8 of 10
In a flowchart, a decision (a yes/no question) is drawn as a
Question 9 of 10
The Arduino command to set pin 13 HIGH is
Question 10 of 10
On an Arduino, what does digitalWrite(13, HIGH) do?
Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.