computers- module 3
Use his webcam and speakers so that he and his mother can both see and hear each other.
Alessandro wants to use his desktop computer to video chat with his mother. What hardware does he need to accomplish this?
scanner
Alex needs to email his graduation certificate to a prospective employer. He has only physical copies of the certificate. What device could he use to create an electronic copy of the certificate?
False
All-in-one computers are easier to service and upgrade but occupy more space than desktop computers.
tablet
Jack needs a convenient way to browse the Internet, read emails, and store basic data when he travels. Which of the following would be the best option for him?
Cloud storage
Jason takes many photographs on his smartphone while on vacation in Italy. If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them?
False
Most computers can operate normally in extreme temperatures and withstand high humidity and power fluctuations.
A faulty port
What could cause an external drive, like a USB flash drive, to not be recognized when plugged into a computer?
Bus width
What determines the speed at which data travels?
Plug-and-play devices
What devices do not need device drivers to be manually installed, and start to function as soon as they are connected to a computer?
a number system with two digits, 0 and 1
What is the binary system?
Turn off the computer and remove its power source.
What is the first step to performing hardware maintenance?
USB flash drive
What is the most common type of storage device for transferring files from one computer to another?
Install additional RAM.
What is the recommended solution if a computer performs slowly?
solid state drive
What type of hard drive has no moving parts, making it fast and durable?
Internal hard drive
Where on a computer is the operating system generally stored?
Projector
Which is the most suitable device to use in a classroom or a conference room to deliver presentations?
Desktop computers
Which of the following devices is the easiest to upgrade, such as by adding RAM?
Clock speed
Which of the following factors can affect processor performance of a CPU?
True
Peripheral devices, like a USB flash drive, are generally connected to your computer through ports.
He should have periodic anti-virus scanning and software upgraded on all computers.
Rocco runs a software firm that creates database management systems for other businesses. How can he ensure that his employees' computers remain protected from viruses and other malware?
True
The Unicode coding scheme supports a variety of characters including those for Chinese, Japanese, and Arabic languages.
Transfer contents to an external storage device.
To resolve major computer issues, computer professionals often suggest restoring the operating system. Which of the following should happen before this step?
Update the device driver.
What should you do if a headset plugged into your computer is not working properly?
Using a UPS or a surge suppressor
Which of the following is a necessary step in maintaining computer hardware?
Hard drive
Which of these hardware components can you use to store videos?
Blu-ray disc
Which of these is an optical medium of storage?
Printer
Which of these is not an input device?
A desktop computer
Which type of a computer can be assembled using a monitor, a keyboard, a CPU, speakers, a printer and a mouse?
Webcam
Which of the following is classified as input device?
Plotter
What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?
