Computer and Software Knowledge Quiz

What is a type of system software that manages computer hardware and provides a platform for running applications?

• Application Software

• Operating System

• Utility Software

• Firmware

What is a type of malware that encrypts files and demands payment for decryption?

• Ransomware
• Virus

• Worm

• Spyware

Which input device is used to capture audio for applications like VOIP or video conferencing?

• Keyboard

• Scanner

• Mouse

• Microphone

_______ is an open-source operating system that allows users to modify and distribute its source code.

• Windows

• Linux

• macOS

• DOS

A _______ printer uses toner and a laser to produce high-quality prints at fast speeds.

• Inkjet

• Laser

• Dot Matrix

• Thermal

A _______ reader scans standardized forms to detect marked answers, often used in exams.

• Barcode Scanner

• Optical Mark Reader (OMR)

• Optical Character Reader (OCR)

• Fingerprint Scanner

_______ is a database application that uses SQL to manage data, often used in network or government settings.

• Excel

• MySQL

• Access

• Oracle

A _______ sensor is used in greenhouse management to monitor humidity levels.

• Moisture
• Motion

• Light

• Temperature

_______ is a direct data entry technology that enables contactless payments using smartphones.

• Bluetooth

• NFC (Near Field Communication)

• Wi-Fi

• RFID

A _______ is an output device that projects images or videos onto a surface for presentations.

• Monitor

• Printer

• Projector

• Speaker