Which 2 devices are considered input devices?
The most common input devices are the keyboard, mouse, and touch screen. Portable keyboard, wireless mouse, and iPhone. There are hundreds of other input devices, like microphones to capture sound waves, scanners to capture image data, and virtual reality devices to capture our body movements.
What are 2 input and output devices?
Answer: Input Devices: Computer related input devices are Keyboard, Mouse, Touchpad, TrackPoint, Scanner, Microphone, Digital Cameras, Barcode reader, Joystick, Webcam, etc. Output Devices: Few examples of output devices are Printers, Projector, Plotters, Monitor, Speakers, Head Phone, etc .
What is an input device 2 examples?
Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones.
Which two devices are considered to be output devices?
Monitors and printers are two of the most commonly used output devices used with a computer. Types of output devices.
What are four input devices?
► The four input devices are: mouse, keyboard, joystick, gamepad.
Which three devices are considered output devices?
Headphones, monitors, printers, speakers,scanners, fax machines, and projectors are all considered output devices.
What is input in computers?
An input is data that a computer receives. An output is data that a computer sends. Computers only work with digital information. Any input that a computer receives must be digitised.
What are output devices with examples?
Output devices
- Monitor – The main output device of a computer. …
- Printer – Used to print information on paper. …
- Speaker – Converts digital signals into audible sound waves.
- Projector – A device that is used to project video output from the computer onto a wall or screen.
Which type of input device can identify users based on their voice?
Explanation: A biometric identification device is an input device that can identify a user based on a unique physical feature such as a fingerprint or voice. A digitizer is used with a stylus pen to design and create images or blueprints.
Which three devices are considered intermediate devices in a network choose three?
Examples of intermediary network devices are: switches and wireless access points (network access)routers (internetworking) firewalls (security).
What type of connector is displayed?
By signal standard
| Signal standard name | Introduction year | Connector |
|---|---|---|
| Digital Visual Interface (DVI) | 2000 | Apple Display Connector (ADC) |
| Serial digital interface (SDI) | 2003 | BNC |
| High-Definition Multimedia Interface (HDMI) | 2003 | 19 pin HDMI Type A/C |
| DisplayPort | 2007 | 20-pin (external) 32-pin (internal) |
What is the purpose of Lojack?
It allows the owner of a device to remotely locate, lock, or delete all files from the device. It ensures that a computer will only boot an operating system that is trusted by the motherboard manufacturer.
Which two aspects of a computer can be protected by setting the BIOS password choose two?
Which two aspects of a computer can be protected by setting the BIOS password? (Choose two.)
- network address assignment method.
- hard drive settings.
- operating system login.
- operating system booting.
- file system management.
- firewall settings.
How is the connector used in a PC?
CN36 (male) This is the connector used by most printer cables. DB25 (female) This connector is used for parallel printer output on the PC. It is also used for SCSI output, especially on the Mac. DB25 (male) This is used for parallel printers (and other parallel port devices) as well as SCSI and serial ports.
Which is a BIOS security features?
The security section of the BIOS is used to keep unauthorized people from making any changes to the BIOS. … Security Option : This feature lets you password-protect the BIOS to prevent unauthorized users from making changes. It can also be set to require a password for the PC to boot up.
What is the function of the BIOS?
BIOS, in full Basic Input/Output System, computer program that is typically stored in EPROM and used by the CPU to perform start-up procedures when the computer is turned on. Its two major procedures are determining what peripheral devices (keyboard, mouse, disk drives, printers, video cards, etc.)
How does inline UPS protect computer equipment against electrical power brownouts and blackouts?
How does an inline UPS protect computer equipment against electrical power brownouts and blackouts? Explanation: Uninterruptible power supplies (UPS) contain a battery which is constantly providing a consistent level of voltage to the computer.
How does the Post indicate the error?
How does the POST indicate the error? an error or beep code alerts the technician of the problem. … When the PC is powered on, it emits a series of beeps and indicates that the BIOS settings have changed and need to be reconfigured. The technician reconfigures the BIOS settings, saves them, and the computer boots.
Which two types of BIOS passwords are typically supported on a device?
You can enable two types of passwords on many systems: a power-on password that must be entered to allow any use of the system, and a setup password that must be entered to allow access to the BIOS/CMOS setup.
What is UEFI application?
UEFI overview
Unified Extensible Firmware Interface (UEFI) is firmware code from a chip on your motherboard that provides extra functionality, beyond the Basic Input/Output System (BIOS). UEFI is a way to do things with your computer before an operating system is loaded.
When assembling a PC How is pin 1 identifier?
- by a small arrow or notch.
- by a plus sign.
- by a P1.
- by a red cable. Explanation: Each cable that connects to the front panel connector on the motherboard is marked with a small arrow to identify which pin is pin 1 so that it can be aligned with pin 1 on the panel.
Which is a BIOS security features that can prevent data from being read from a hard drive even if the hard drive is moved to another computer?
Drive encryption is used to encrypt hard drives to prevent data access. Secure boot ensures that devices will only boot a trusted operating system.
Which two components are commonly replaced when a computer system within your motherboard is being upgraded?
When a motherboard is being upgraded to a newer version, both the CPU and RAM are commonly upgraded to support the motherboard compatibility requirements.