Welcome to your Grade 8 Information Technology chapter 2
After carefully reading the following 30 questions, choose the correct answer.
1.
What is the name of the main circuit board that holds various components and allows communication between them?
2.
Which device is used to enter text and numerical data into a computer?
3.
Where are the function keys (F1 to F12) located on a keyboard?
4.
Which mouse button is typically used for scrolling?
5.
What type of device is a scanner?
6.
Which system uses light to read characters, codes, and marks?
7.
What does a Barcode Reader sense to read data?
8.
Which device is primarily used by people with visual impairments to read computer output?
9.
Which component is known as the "brain of the computer"?
10.
Which part of the CPU directs other processing elements to perform instructions?
11.
What type of operation includes mathematical tasks like addition and subtraction?
12.
Which type of memory is volatile and loses its content when power is turned off?
13.
What does ROM stand for?
14.
Which storage device is usually the primary storage for a computer's system and data?
15.
How much data can a standard CD typically store?
16.
What does DVD stand for?
17.
Which monitor type uses neon gas to produce picture pixels?
18.
What is the main characteristic of a CRT monitor?
19.
Which device is used to produce high-quality drawings like maps and banners on large paper?
20.
Which of these is an example of an impact printer?
21.
What unit is used to measure the speed of a CPU?
22.
Which device is used for playing computer games and allows movement in all directions?
23.
What does LED stand for?
24.
Which input device is used to enter sound into a computer?
25.
What is the purpose of an output device?
26.
Which device is used to project computer images onto a wall or screen?
27.
Which of the following is a type of non-impact printer?
28.
Where is the numeric keypad typically located on a standard keyboard?
29.
Which device uses optical recognition to read pencil marks on exams?
30.
Which component of the CPU carries out comparison operations like "less than" or "greater than"?
