CM_Components of Computer Hardware

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

b

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 processes the raw computer data, including mathematical calculations and logical operations. c. The ALU controls the speed at which instructions are retrieved and processed in the computer. d. The ALU retrieves the instructions of a computer program and the raw data that is input.

b

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

a

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

a

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

a

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

a

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

a

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

a

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

a. CPU, memory, I/O subsystem, and bus.

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

a. Taking current from external wall outlets.

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

b

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

b

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 runs tests of memory and the CPU, and initializes hardware components. c. RAM stands for "random access memory". d. RAM temporarily stores data before it is processed and sent to your screen or printer

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

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. Hard drives b. Ports c. Slots d. Bays

c

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

c

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

c

Which of the following statements best defines the CU? a. The CU processes the raw computer data, including mathematical calculations and logical operations. b. The CU is responsible for storing data as it is being processed. 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

Which computer will use a docking station to function like a desktop? a. Handheld b. Smartphone c. Tablet d. mp3

c tablet

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. Central processing unit b. Memory c. Bus d. I/O subsystem

c. Bus

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

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

The ______ connects or stores all of the components in a computer. a. chassis b. hard drive c. motherboard d. processor

c. motherboard

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

d

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

d

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

d

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. I/O subsystem b. Memory c. Bus d. CPU

d. CPU

Which of the following best describes the differences between memory slots and expansion slots? a. Expansion slots provide additional electrical power needed by the PC to operate; whereas memory slots are used to install processor chips. 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 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. 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 of the following best describes the differences between memory and the hard drive? a. Memory is an internal component that directly or indirectly connects computer components; whereas the hard drive is an external storage device. b. Memory carries out basic instructions that operate a computer; whereas the hard drive is a long-term storage device. c. 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. d. 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 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.

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

d. RAM is short-term memory.

The ________ is a part of the motherboard and carries out the basic instructions that operate the PC. a. hard drive b. memory c. system unit d. processor

d. processor