PMP-Intro to IT-Year1

Which computer components allow you to enter data and instructions into a computer?

• Input Device

• Output Device

• Storage Device

• Communication Devices

Which of the following is not the function of a central processing unit?

• Execute instructions

• Store data

• Control signals

• Fetch instruction

Identify the output device that allows data from the computer to be conveyed meaningfully to users.

• Microphone

• Speaker

• Scanner

• Keyboard

Which of the following cannot hold data permanently?

• Hard disk

• RAM

• ROM

• Optical Disk

_____________ are the fastest computers on Earth that are used for carrying out complex, fast, and time-intensive calculations for scientific and engineering applications.

• Personal Computers

• Workstations

• Mainframes

• Supercomputers

Which of the following is not an advantage of choosing SSD over HDD?

• faster

• more expensive

• Non-mechanical

• Shock-resistant

______________ consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the data.

• Processor

• Memory

• Motherboard

• GPU

Which of the following is not stored in main memory?

• Operating system

• Application

• Data being processed

• BIOS

Which of the following statements about the QR code is incorrect?

• 1D information

• Carry information both vertically and horizontally

• Capable of being read in 360 degrees

• Can use multiple electronic devices to scan the code

Which display technology is known for being thinner, lighter, and consuming less power compared to the others in the list?

• CRT

• LCD

• LED

• OLED