2.9 Unit 2 Test - DUE SEPTEMBER 28, 2023_ Attempt review

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Southern New Hampshire University *

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-140-X2476

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Computer Science

Date

Dec 6, 2023

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pdf

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Started on Tuesday, October 3, 2023, 7:49 AM State Finished Completed on Tuesday, October 3, 2023, 7:53 AM Time taken 3 mins 53 secs Points 20.00/20.00 Grade 40.00 out of 40.00 ( 100 %) Question 1 Correct 1.00 points out of 1.00 What does the abbreviation USB stand for? Select one: Universal Series of Baseball Universal Serial Bus  Correct! Keep up the great work. Universal Series Business Universal Series Block Your answer is correct.

Question 2 Correct 1.00 points out of 1.00 Question 3 Correct 1.00 points out of 1.00 Which of the following symbols indicates the power mode? Select one: A  B C D Your answer is correct. Why did the HDMI connection grow in popularity? Select one: All newer model TVs have it. It can handle both video and sound.  Great Job! This is the correct answer. It’s easy to connect. It is wireless. Your answer is correct.

Question 4 Correct 1.00 points out of 1.00 Question 5 Correct 1.00 points out of 1.00 Everything appears to be normal, and your monitor is working, but you cannot seem to type on your keyboard. What should you check first? Select one: Make sure the computer is turned on Make sure the keyboard cord is securely in place.  Correct! Make sure that the connecting cord has not come loose. Make sure your keyboard doesn’t have dust in it. Turn the computer completely off and try again. Your answer is correct. What does RAM actually stand for? Select one: Random Access Material Real Actual Mode Random Actual Math Random Access Memory  Your answer is correct.

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Question 6 Correct 1.00 points out of 1.00 Question 7 Correct 1.00 points out of 1.00 If you try to run several programs at once and they are sluggish, what is something that you may consider adding to your device to make it run faster? Select one: Using wireless devices. A larger motherboard. Extra space on your hard drive. Extra RAM memory.  Your answer is correct. Starting and loading programs quickly is most impacted by the ____________. Select one: ROM size Hard drive speed and capacity  This is the most important part of the hardware for booting up your computer quickly. CPU speed size of RAM Your answer is correct.

Question 8 Correct 1.00 points out of 1.00 Using the picture below, match the different peripheral components. Image source: Creative Commons with labels by VirtualSC Mouse  Speakers  Monitor  Keyboard  D B A C Your answer is correct.

Question 9 Correct 1.00 points out of 1.00 Using the picture below, identify the different input openings. image source: Creative Commons with labels by VirtualSC USB port  Ethernet port  HDMI port  Power plug connection  C D B A Your answer is correct.

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Question 10 Correct 1.00 points out of 1.00 Question 11 Correct 1.00 points out of 1.00 What is a peripheral device? Select one: An external device that your computer cannot run without. An external device that your computer can run without.  Great job! An internal device that your computer cannot run without. An internal device that your computer can run without. Your answer is correct. Which of the following devices are considered peripheral? Select all that apply. Select one or more: a. CPU b. Mouse  c. Printer  d. Speakers  Your answer is correct.

Question 12 Correct 1.00 points out of 1.00 Question 13 Correct 1.00 points out of 1.00 What is the main function of the motherboard? Select one: The motherboard is a peripheral device and therefore not essential. The motherboard mainly controls only peripheral devices such as the mouse and speakers. The motherboard gives limited directions to a limited number of computer components. It is the main circuit board that connects essentially every part of the computer in some capacity.  Your answer is correct. Your friend just bought a brand new computer but he is having trouble getting his machine to turn on. He’s called you for help. What are some of things he should double check? Select all that apply. Select one or more: Try plugging in another device into the surge protector to be sure that it’s working properly.  Make sure all plugs are secure that connect the machine to the powersource.  Throw hands up in frustration and try again later. Ensure the monitor is plugged into the surge protector.  Your answer is correct.

Question 14 Correct 1.00 points out of 1.00 Question 15 Correct 1.00 points out of 1.00 What is built into computers that help keep internal components cool? Select one: Printer Keyboard Mouse Fan  Your answer is correct. Put the steps in setting up a workstation in the proper order. Plug in the entire system.  Connect the keyboard and mouse.  Connect the monitor.  Choose the proper location.  4 3 2 1 Your answer is correct.

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Question 16 Correct 1.00 points out of 1.00 Question 17 Correct 1.00 points out of 1.00 What does it mean if you say something has "Bluetooth capabilities"? Select one: The device can use radio technology to wirelessly connect to other devices.  It’s a blue device that can connect to dental work. It’s a blue peripheral device that connects to other peripheral devices. The device has to use wires to connect to other devices. Your answer is correct. What happens when you enable the Airplane Mode on your device? Select one: Allows you to listen to airplane cockpit transmissions. This action disables all wireless transmission functions.  This allows you to keep your phone connected but the wireless function is disabled. This allows you to connect to a wireless network on the plane. Your answer is correct.

Question 18 Correct 1.00 points out of 1.00 Question 19 Correct 1.00 points out of 1.00 What connects directly to the internet source and is usually set up by the service provider? Select one: Hotspot Modem  Router Antenna Your answer is correct. What is the first step in pairing a new Bluetooth device? Select one: Connect to the internet. Using the settings on your device, turn on the Bluetooth capabilities.  Disconnect from the internet. Using the settings on your device, turn on the Airplane mode. Your answer is correct.

Question 20 Correct 1.00 points out of 1.00 What device allows you to set up your home WiFi connections? Select one: Router  Bluetooth Cable antenna Modem Your answer is correct.

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