Very Easy
What does ICT stand for?
Information and Communication Technology
What does WWW stand for?
World Wide Web
What is the difference between hardware and software?
Hardware = physical parts
Software = programs/instructions
What are pixels?
The smallest unit of a digital image.
Name the computer component also called the “brain.”
CPU (Central Processing Unit)
Which file format is commonly used for images?
.jpg, .png, .gif etc...
What is the keyboard shortcut to cut?
Ctrl + X
What does HTML stand for?
HyperText Markup Language
What is an IP address used for?
Identifies a device on a network.
What is an algorithm?
Step-by-step procedure or set of rules for solving a problem
Which of the following is not an internet browser?
a. Internet Explorer
b. Chrome
c. Firefox
d. MS Office
d. MS Office
What is the name of the number system used in computers?
Binary system (base 2)
How many bits are in a byte?
8 bits
If you press Ctrl + Z, what happens?
Undo the last action
Which travels faster: data in fiber optic cables or sound in air?
Data in fiber optic cables (close to speed of light)
Which of the following is an output device?
a. Keyboard
b. Mouse
c. Printer
d. Scanner
c. Printer
List in order from biggest to smallest: 1GB, 1KB, 1MB, 1TB.
1TB → 1GB → 1MB → 1KB
What is the difference between ROM and RAM?
ROM: permanent storage
RAM: temporary, working memory
What do you use to connect wireless devices to a network?
Wi-Fi router / Wireless access point
What does “rebooting” a computer mean?
a. Deleting everything
b. Installing new software
c. Restarting the system
d. Turning off the monitor
c. Restarting the system
Name at least 5 programming languages.
Python, Java, C++, JavaScript, Ruby
Which of the following is NOT an input device?
a. Monitor
b. Keyboard
c. Microphone
d. Mouse
a. Monitor
Who invented the first telephone?
Alexander Graham Bell (1876)
Which is bigger: 1GB or 1000MB?
1GB (1GB = 1024MB)
Who is the world’s first computer programmer?
Ada Lovelace