Dms Comp App Computer Parts Quiz
This is 27 question multiple choice quiz over parts of computer.
Questions and Answers
- 1.
What is this?
- A.
RCA/coaxial cable
- B.
Usb cable
- C.
Ethernet cable
Correct Answer
A. RCA/coaxial cableExplanation
This is an RCA/coaxial cable.Rate this question:
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- 2.
What is this?
- A.
Hard drive
- B.
CPU
- C.
Mouse
Correct Answer
B. CPUExplanation
The given question is asking for the identification of an object. The correct answer is "CPU" which stands for Central Processing Unit. A CPU is a key component of a computer that carries out instructions and performs calculations, making it the brain of the computer. It is responsible for executing tasks and running programs, making it a crucial part of any computer system.Rate this question:
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- 3.
What is this?
- A.
Internal modem
- B.
Flash drive
- C.
External modem
Correct Answer
C. External modemExplanation
An external modem is a device that connects a computer to the internet using a telephone line or cable connection. It is called "external" because it is a separate device that is connected to the computer externally, usually through a USB or Ethernet port. Unlike an internal modem, which is installed inside the computer, an external modem can be easily connected or disconnected as needed. Therefore, the correct answer is external modem.Rate this question:
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- 4.
What is this?
- A.
Flash drive
- B.
Hard drive
- C.
Monitor
Correct Answer
A. Flash driveExplanation
The correct answer is flash drive because flash drive is a portable storage device that is used to store and transfer data. It is typically small in size and can be plugged into a computer's USB port. A hard drive is a permanent storage device inside a computer, while a monitor is a display device.Rate this question:
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- 5.
What is this?
- A.
Floppy drive
- B.
Hard drive
- C.
Flash drive
Correct Answer
A. Floppy driveExplanation
The given question is asking to identify the object being referred to. Among the options provided, the correct answer is "floppy drive." A floppy drive is a type of storage device that was commonly used in the past to read and write data on floppy disks. It is different from a hard drive and a flash drive, which are also storage devices but have different form factors and technologies.Rate this question:
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- 6.
What is this?
- A.
Floppy drive
- B.
Hard drive
- C.
Flash drive
Correct Answer
B. Hard driveExplanation
The given options are floppy drive, hard drive, and flash drive. The question is asking to identify what "this" refers to. The correct answer is hard drive, which is a storage device commonly used in computers to store and retrieve digital information.Rate this question:
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- 7.
What is this?
- A.
Ethernet cable
- B.
USB plug
- C.
Audio plug
Correct Answer
C. Audio plug -
- 8.
What is this?
- A.
Mouse
- B.
Keyboard
- C.
Hard drive
Correct Answer
B. Keyboard -
- 9.
What is this?
- A.
Memory
- B.
Mouse
- C.
External hard drive
Correct Answer
A. Memory -
- 10.
What is this?
- A.
Microphone
- B.
Mouse
- C.
Monitor
Correct Answer
A. MicropHoneExplanation
The given options are microphone, mouse, and monitor. Out of these options, the correct answer is microphone.Rate this question:
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- 11.
What is the pink jack for?
- A.
Microphone
- B.
Audio out
- C.
Scanner
Correct Answer
A. MicropHoneExplanation
The pink jack is used for connecting a microphone. This is because microphones typically use an analog signal, which is carried through the pink jack. The pink jack is specifically designed to receive and transmit audio signals from a microphone, allowing the user to record or transmit their voice.Rate this question:
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- 12.
What is the green jack for?
- A.
Microphone
- B.
Audio out
- C.
Scanner
Correct Answer
B. Audio outExplanation
The green jack is used for audio out. This means that it is used to connect devices such as speakers or headphones to output audio from the device.Rate this question:
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- 13.
What is the blue jack for?
- A.
Microphone
- B.
Audio out
- C.
Audio in
Correct Answer
C. Audio inExplanation
The blue jack is used for audio input. This means that it is used to connect devices such as microphones or audio sources to the device in order to capture and record sound.Rate this question:
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- 14.
What is this?
- A.
Internal modem
- B.
Flash drive
- C.
External modem
Correct Answer
A. Internal modemExplanation
An internal modem refers to a device that is installed inside a computer and is used to connect to the internet or other networks. Unlike an external modem, which is a separate device that connects to the computer via a cable, an internal modem is integrated into the computer's hardware. It allows the computer to send and receive data over a telephone or cable line, providing internet connectivity. Therefore, the correct answer is internal modem.Rate this question:
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- 15.
What is this?
- A.
Computer
- B.
Monitor
- C.
CPU
Correct Answer
B. MonitorExplanation
The correct answer is "monitor" because the question is asking for the identification of an object, and out of the three options provided (computer, monitor, CPU), a monitor is a device that displays visual output from a computer. A computer and a CPU are not specific objects, but rather broader terms that encompass various components and hardware. Therefore, the most appropriate answer is "monitor" as it directly corresponds to the question.Rate this question:
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- 16.
What is this?
- A.
External hard drive
- B.
Motherboard
- C.
External modem
Correct Answer
B. MotherboardExplanation
The given options are external hard drive, motherboard, and external modem. Among these options, the correct answer is motherboard. A motherboard is a main circuit board that connects all the components of a computer system, including the CPU, memory, storage devices, and peripherals. It serves as the central hub for communication between all the hardware components, allowing them to work together effectively.Rate this question:
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- 17.
What is this?
- A.
Keyboard
- B.
Monitor
- C.
Mouse
Correct Answer
C. MouseExplanation
The question is asking for the identification of an object, and the correct answer is "mouse." This suggests that the object being referred to is likely a computer peripheral, as keyboard, monitor, and mouse are all common computer peripherals.Rate this question:
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- 18.
What is this?
- A.
Motherboard
- B.
Optical drive
- C.
Mouse
Correct Answer
B. Optical driveExplanation
The given options are motherboard, optical drive, and mouse. The question asks for the identification of an object, and the correct answer is optical drive. This suggests that out of the three options, the object being referred to is an optical drive.Rate this question:
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- 19.
What is this?
- A.
Internal hard drive
- B.
Flash drive
- C.
Portable external hard drive
Correct Answer
C. Portable external hard driveExplanation
A portable external hard drive is a device used to store and transfer data. It is different from an internal hard drive as it is not installed inside a computer, but rather connected externally via USB or other ports. It is also different from a flash drive, as it typically has a larger storage capacity and is designed for more heavy-duty use. A portable external hard drive is a convenient option for those who need to carry large amounts of data with them and easily connect it to different devices.Rate this question:
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- 20.
What is this?
- A.
Hard drive
- B.
Memory
- C.
Power supply
Correct Answer
C. Power supplyExplanation
The given question is asking about the identification of an object. Among the options provided, "power supply" is the correct answer. This suggests that the object being referred to is a power supply unit.Rate this question:
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- 21.
What is the yellow plug for in an RCA plug?
- A.
Audio
- B.
Video
- C.
Headphones
Correct Answer
B. VideoExplanation
The yellow plug in an RCA plug is used for video. RCA plugs are commonly used to transmit audio and video signals. The yellow plug specifically carries the video signal, while the red and white plugs carry the left and right audio channels respectively. This allows for the transmission of both audio and video signals through a single cable, making it convenient for connecting devices such as DVD players, gaming consoles, and televisions.Rate this question:
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- 22.
What are the red and white plugs for on an RCA cord?
- A.
Audio
- B.
Video
- C.
Games
Correct Answer
A. AudioExplanation
The red and white plugs on an RCA cord are used for audio connections. The red plug is typically used for the right audio channel, while the white plug is used for the left audio channel. These plugs are commonly found on audio/video devices such as TVs, DVD players, and gaming consoles, allowing for the transmission of audio signals between devices.Rate this question:
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- 23.
What is this?
- A.
External hard drive
- B.
Memory
- C.
Wireless router
Correct Answer
C. Wireless routerExplanation
This question is asking to identify what the given object is. The correct answer is "wireless router." A wireless router is a device that allows multiple devices to connect to the internet wirelessly. It acts as a central hub for internet connectivity in a home or office, enabling devices such as laptops, smartphones, and tablets to connect to the internet without the need for physical cables.Rate this question:
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- 24.
What is this?
- A.
Microphone
- B.
Monitor
- C.
Speakers
Correct Answer
C. SpeakersExplanation
The given options are microphone, monitor, and speakers. Out of these options, the correct answer is speakers. This implies that the object being referred to in the question is most likely a set of speakers.Rate this question:
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- 25.
What is this?
- A.
Sound card
- B.
Usb plugs
- C.
Memory
Correct Answer
A. Sound cardExplanation
A sound card is a hardware component that allows a computer to produce and output sound. It is responsible for converting digital audio signals into analog signals that can be played through speakers or headphones. This component enhances the audio quality and provides additional features such as surround sound and audio recording capabilities. USB plugs and memory, on the other hand, are not directly related to sound production and do not have the same functionality as a sound card.Rate this question:
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- 26.
What is this?
- A.
RCA cable
- B.
USB cable
- C.
External hard drive
Correct Answer
B. USB cableExplanation
The given options are RCA cable, USB cable, and external hard drive. The correct answer is USB cable because it is a type of cable used to connect devices such as computers, smartphones, and tablets to other devices like printers, cameras, and external storage devices. USB cables are commonly used for data transfer, charging, and connecting peripherals.Rate this question:
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- 27.
What is this?
- A.
External hard drive
- B.
Memory
- C.
Video card
Correct Answer
C. Video cardExplanation
The given options are "external hard drive," "memory," and "video card." Among these options, the correct answer is "video card." A video card, also known as a graphics card, is a hardware component that is responsible for generating and outputting images, videos, and graphics to a display device. It is an essential component for gaming, video editing, and other graphic-intensive tasks.Rate this question:
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Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 21, 2023Quiz Edited by
ProProfs Editorial Team -
Dec 11, 2009Quiz Created by
Rosbo35
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