What do you know about computer pairing techniques?

Question 1. Find the most incorrect sentence: Parallel port in the computer
1. Parallel data transmission bits, 8 bits at a time
2. Usually connected to the printer, symbol LPT1, LPT2 or LPT3
3. Of RS-232 standard
4. Do not use cables longer than 15 meters
Question 2. Find the wrong sentence: The basic principle of installing peripheral devices
1. Both hardware and software must be installed
2. Hardware is controlled by software
3. Device control (Device drivers) must be understood by the operating system
4. Must be connected to the display
Question 3. Find the wrong sentence: Steps to install peripheral devices into the computer
1. Attach the device to the device (either inside or outside the machine)
2. Install the driver for the device
3. Install application software for the body to use them
4. Configure the main board
Question 4. Finding the wrong sentence: Standard the keyboard connector with the port in the computer
1. Standard RS-232 connector
2. Standard PS / 2 connector (small, round, with 6 pins)
3. DIN standard connector (round with 5 pins)
4. Connector with USB port
Question 5. Finding wrong sentences: The signals on the computer keyboard connector
1. Data signal - Keyboard data
2. Source signal: Ground, Current (+ 5volts)
3. Interrupt request and interrupt request
4. Keyboar clock pulse signal
Question 6. Find the most incorrect sentence: Construct the mouse device (mouse) in the computer including
1. Ultraviolet ray and sensor head (X, Y output)
2. Serial data transmission bits
3. X and Y rollers and rollers
4. Rolling ball
Question 7. Finding wrong sentences: The printer can connect to the computer through
1. Transfer the data to the bits on Phoneline
2. Parallel port LPT
3. USB port, IEEE1394 port
4. Connect PC card, infrared connection or wireless access
Question 8. Find the correct sentence: Process the steps to work in the laser printer
1. Send signals, convert binary into characters, and print
2. Send signal, spray ink in gas form according to each character
3. Erase, charge the electric field, project the laser beam, absorb ink according to the signal, and then release the ink
4. Cleaning, writing, developing and fusing
Question 9. Select the correct sentence: Concept of Brightness-Brightness in CRT monitor
1. Is the value of glow or reflection
2. Is the brightness or brightness
3. Is the ratio of brightness
4. Is the glare of the image
Question 10. Select the correct sentence: Pixel-Pixel concept in CRT monitor
1. Is the distance between the bright points
2. Is the pixel density per unit length
3. Is the smallest detailed dimension measured by a display device
4. The smallest element of an image or a display device

David Pac

Update 24 May 2019

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What do you know about computer pairing techniques?

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