Computer Hardware

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Which of these is an optical medium of storage?

Blu-ray disc, CD's, DVD"s

Which of the following factors can affect processor performance of a CPU?

Clock Speed

Which of the following devices is the easiest to upgrade, such as by adding RAM?

Desktop computers

Surya's computer monitor display does not seem to work despite repeated attempts to fix the issue. Which of the following is most likely to be causing display problems?

Faulty power or video cable

What is the correct sequence of processing instructions in a machine cycle?

Fetch, decode, execute, store

Manny copied a table from an MS Excel file, closed the file, and then pasted the table in an MS Word document. Where was the table stored after he copied it?

In RAM

Peripheral devices, like a USB flash drive, are generally connected to your computer through ports.

Input and output devices can be connected

What is the recommended solution if a computer performs slowly?

Install additional ram

It is advised to fully charge the battery of a laptop before using it for the first time.

It is best practice to fully charge the battery of a laptop for its better functioning

What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?

Plotter

Which is the most suitable device to use in a classroom or a conference room to deliver presentations?

Projector

What is the most common type of storage device for transferring files from one computer to another?

USB flash drive

Which of the following is classified as input device?

Webcam

You can store videos on...

hard drive

When considering a computer to purchase, which of the following factors involves the operating system of the computer?

platform

To resolve major computer issues, computer professionals often suggest restoring the operating system. Which of the following should happen before this step?

transfer contents to an external storage device

The Unicode coding scheme supports a variety of characters including those for Chinese, Japanese, and Arabic languages.

true, Unicode is a 16-bit coding scheme to support larger variety of symbols and characters.

Daniel wants to buy a computer to use for playing games after work. He loves racing games and wants to make sure his device has all the specifications needed to run them smoothly and efficiently. Which of these factors should he consider?

Processor core - some applications, especially games, have greater processor requirements

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?

He should have periodic anti-virus scanning and software upgraded on all computers.

Alessandro wants to use his desktop computer to video chat with his mother. What hardware does he need to accomplish this?

Use his webcam and speakers so that he and his mother can both see and hear each other.


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