Topic 3: Module 4: Components of Computer Hardware

A monitor is a peripheral device for what system? a.) I/O b.) Storage

a.) I/O

All of the following are storage systems except: a.) Printer b.) Flash drive c.) External hard drive d.) CD

a.) Printer

Which of the following statements accurately describes random access memory (RAM)? a.) RAM is short-term memory. b.) RAM can be read but not written to. c.) RAM is found in the ROM chip on the motherboard. d.) RAM is storage for instructions that the computer needs to boot up.

a.) RAM is short-term memory.

Which of the following statements accurately describes read only memory (ROM)? a.) ROM is long-term memory. b.) ROM is short-term memory. c.) ROM can be read and written to. d.) ROM is volatile.

a.) ROM is long-term memory.

What external component will allow peripherals to be connected to the system unit and insert modem cards, wireless-access cards, and other PC cards? a.) Slots b.) Hard drives c.) Ports d.) Bays

a.) Slots

Read/write disks, thumb drives, external hard drives, and cloud storage are peripheral devices for what system? a.) Storage b.) I/O

a.) Storage

Power connectors are responsible for which of the following? a.) Taking current from external wall outlets. b.) Housing and protecting the internal electronic components of the computer. c.) Connecting the hardware components of a computer together. d.) Storing instructions and data used by programs in the moment.

a.) Taking current from external wall outlets.

What peripheral component houses CDs and DVD? a.) Slots b.) Bays c.) Ports d.) Hard drives

b.) Bays

Which of the four main components of a computer is described by this statement: This component facilitates the flow of information/communication between components and peripheral devices. a.) I/O subsystem b.) Bus c.) Central processing unit d.) Memory

b.) Bus

Which of the following components represent the basic structure of the computer system? a.) Keyboard, microphone, disk drives, and mouse b.) CPU, memory, I/O subsystem, and bus. c.) Printer, monitor, hard drive, ports d.) Motherboard, printer, memory, and fans

b.) CPU, memory, I/O subsystem, and bus.

A scanner is a peripheral device for what system? a.) Storage b.) I/O

b.) I/O

Which of the following computers can use a docking station or port replicator to function like a desktop? (check all that apply) a.) Smartphone b.) Tablet c.) Notebook d.) Handheld

b.) Tablet and c.) Notebook

Which statement accurately describes memory? a.) Memory requirements of operating systems require considerable ROM. b.) Memory is used for permanent storage. c.) A computer can only run programs if it has a sufficient amount of memory. d.) A PC is the only type of computer that comes with memory modules installed.

c.) A computer can only run programs if it has a sufficient amount of memory.

Which of the following best describes the differences between memory and the hard drive? a.) Memory is an electronic component used to store instructions for future use; whereas a hard drive is attached to the motherboard and enables the communication between components. b.) Memory is an internal component that directly or indirectly connects computer components; whereas the hard drive is an external storage device. c.) Memory stores instructions and data used by programs in the moment; whereas a hard drive stores data, programs, and files that can be accessed at a future time. d.) Memory carries out basic instructions that operate a computer; whereas the hard drive is a long-term storage device.

c.) Memory stores instructions and data used by programs in the moment; whereas a hard drive stores data, programs, and files that can be accessed at a future time.

What external component will allow peripherals to be connected to the system unit and connect additional input, output, storage, and communication devices? a.) Slots b.) Bays c.) Ports d.) Hard drives

c.) Ports

The following statements accurately describes RAM except: a.) With RAM, access to any address should take the same amount of time no matter which address is sent. b.) RAM stands for "random access memory". c.) RAM runs tests of memory and the CPU, and initializes hardware components. d.) RAM temporarily stores data before it is processed and sent to your screen or printer

c.) RAM runs tests of memory and the CPU, and initializes hardware components.

All of the following are input systems except: a.) Scanner b.) Webcam c.) Speaker d.) Keyboard

c.) Speaker

Which of the following statements best defines the ALU? a.) The ALU is responsible for storing data as it is being processed. b.) The ALU retrieves the instructions of a computer program and the raw data that is input. c.) The ALU processes the raw computer data, including mathematical calculations and logical operations. d.) The ALU controls the speed at which instructions are retrieved and processed in the computer.

c.) The ALU processes the raw computer data, including mathematical calculations and logical operations.

Which of the following statements best defines the CU? a.) The CU is responsible for storing data as it is being processed. b.) The CU processes the raw computer data, including mathematical calculations and logical operations. c.) The CU retrieves the instructions of a computer program and the raw data that is input. d.) The CU controls the speed at which instructions are retrieved and processed in the computer.

c.) The CU retrieves the instructions of a computer program and the raw data that is input.

The _____________connects or stores all of the components in a computer. a.) memory b.) bus c.) motherboard d.) CPU

c.) motherboard

Which of the four main components of a computer is described by this statement: This component executes all of the arithmetic and logic operations and is responsible for controlling (commanding) all of the components in the computer. a.) Bus b.) Memory c.) I/O subsystem d.) CPU

d.) CPU

Which of the following carries out the instructions of a computer program and is often referred to as the "chip"? a.) RAM b.) Arithmetic Logic Unit c.) System clock d.) Central Processing Unit

d.) Central Processing Unit

Which computer has a system unit that is easily distinguished from the peripherals? a.) Laptop b.) Handheld c.) Smartphone d.) Desktop

d.) Desktop

Which computer has the most performance capability? a.) Smartphone b.) Laptop c.) Desktop d.) Handheld

d.) Desktop

Which of the following best describes the purpose of expansion slots in modern computers? a.) Expansion slots can be used to connect additional peripheral devices such as an external hard drive or monitor. b.) Expansion slots allow additional processors to be connected to the motherboard. c.) Expansion slots can be used to store programs and data. d.) Expansion slots allow additional cards to be connected to the motherboard that interface with peripheral devices.

d.) Expansion slots allow additional cards to be connected to the motherboard that interface with peripheral devices.

Which of the following best describes the differences between memory slots and expansion slots? a.) Expansion slots contain electronic components that can provide access to a network, for example; whereas memory slots contain electronic components that provide a connection to a peripheral device. b.) Memory slots are used to install internal devices such as a hard drive; whereas expansion slots are used to install expansion cards. c.) Expansion slots provide additional electrical power needed by the PC to operate; whereas memory slots are used to install processor chips. d.) Memory slots contain electronic components that store instructions and data; whereas expansion slots may hold adapter cards, video cards, or wireless network cards.

d.) Memory slots contain electronic components that store instructions and data; whereas expansion slots may hold adapter cards, video cards, or wireless network cards.

Which is found on the motherboard and stores information but the information is not permanent? a.) Bus b.) ROM c.) CPU d.) RAM

d.) RAM

Which of the following is an example of what 1 GB would store? a.) A library of movies b.) A large text file c.) An mp3 file of a song d.) Thousands of books

d.) Thousands of books

The ______________ is a part of the motherboard and carries out the basic instructions that operate the PC. a.) memory b.) heatsink c.) hard drive d.) processor

d.) processor