Unit 1 Computer Basics

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A __________ is equal to 1 billion bytes. a.) megabyte b.) kilobyte c.) terabyte d.) gigabyte

gigabyte

All data is stored __________ with polarities of 0 and 1, which are read as binary digits. a.) magnetically b.) linguistically c.) numerically d.) alphabetically

magnetically

For a person who travels often, the main consideration in purchasing a computer would be __________. a.) screen size b.) portability c.) cost d.) storage

portability

Data can be accessed on any storage device only after the __________ locations have been determined. a.) polarity b.) bit/byte c.) hard disk d.) read/write

read/write

A __________ is a device usually connected to a computer via USB that is used to input documents as an image or text file. a.) monitor b.) scanner c.) printer d.) digital camera

scanner

A tablet computer's primary input is the __________. a.) keyboard b.) mouse c.) touch screen d.) volume button

touch screen

A __________ is a device operated by finger that performs the same function as a mouse. a.) vent b.) touchpad c.) monitor d.) scanner

touchpad

The decimal numbering system contains digits __________, while the octal numbering system contains digits __________. a.) 0-6, 0-1 b.) 0-1, 0-7 c.) 0-9, 0-8 d.) 0-9, 0-7

0-9, 0-7

Which of the following correctly orders the storage capacities from largest to smallest? a.) 1B, 1KB, 1MB, 1GB, 1TB b.) 1MB, 1TB, 1B, 1KB, 1GB c.) 1GB, 1KB, 1TB, 1MB, 1B d.) 1TB, 1GB, 1MB, 1KB, 1B

1TB, 1GB, 1MB, 1KB, 1B

Which of the following storage sizes is largest? a.) 3TB b.) 300GB c.) 50KB d.) 2,000,000MB

3TB

Which of the following is an example of a device that could be both an input and output device? a.) A touchscreen monitor b.) A keyboard c.) A mouse d.) A hard disk

A touchscreen monitor

Which of the following is NOT an example of hardware? a.) A monitor b.) A keyboard c.) A web browser d.) A flash drive

A web browser

Input and output devices are ways for the computer to interact with which of the following? a.) Users b.) Systems c.) All of the answer choices are correct. d.) Hardware

All of the answer choices are correct.

Computers were first invented to improve the efficiency of which of the following tasks? a.) Both storing information and performing calculations b.) Storing information c.) Sharing information d.) Performing calculations

Both storing information and performing calculations

The "brain" of the computer, which performs commands and returns results, is known as the __________. a.) storage b.) memory c.) circuit board d.) CPU

CPU

The __________ is considered to be the brain of the computer. a.) CPU b.) RAM c.) hard disk d.) motherboard

CPU

__________ represent(s) the tangible components of a computer. a.) Hardware b.) Software c.) Networks d.) Operating systems

Hardware

__________ is the numbering system that is based on sixteen digits and is used for tasks like defining color. a.) Hexadecimal b.) Pentadecimal c.) Octal d.) Decimal

Hexadecimal

If you were interested in designing and building a video game, which of the following would you prioritize when looking for a computer? a.) Low processing power and portability b.) A small screen and limited storage c.) Portability and a small screen d.) High processing power and a large screen

High processing power and a large screen

Select the true statement about RAM. a.) More RAM means a slower computer. b.) It is volatile. c.) It is used for long-term storage. d.) It is slower than the hard disk.

It is volatile.

Which of the following is NOT contained in the hexadecimal numbering system? a.) E b.) 1 c.) K d.) 6

K

Which of the following is an example of utility software? a.) Microsoft Word b.) McAfee Antivirus c.) Firefox d.) Blackberry

McAfee Antivirus

Which of the following is an example of productivity software? a.) Microsoft Excel b.) Android c.) Linux d.) iTunes

Microsoft Excel

Which of the following is NOT a type of application software? a.) Productivity software b.) Operating system software c.) Programming software d.) Utility software

Operating system software

If your job requires you to work with a lot of large data files and compute new balances quickly, which of the following would you prioritize when selecting a computer? a.) Portability b.) Cost c.) Processing speed d.) Screen size

Processing speed

__________, also known as working memory, is the short-term memory used for tasks like processing applications that are currently running. a.) motherboard b.) CPU c.) hard disk d.) RAM

RAM

Which of the following statements about hardware and software is true? a.) Software provides a set of commands for hardware to execute. b.) Hardware is necessary for a computer to function, while software is not. c.) Hardware and software always function separately. d.) Neither hardware nor software can manipulate data.

Software provides a set of commands for hardware to execute.

__________ represent(s) the set of instructions to be executed by __________. a.) Operating systems, software b.) Software, hardware c.) CPUs, networks d.) Hardware, CPUs

Software, hardware

__________ makes the hardware usable, while __________ commands it to perform specific tasks. a.) The application software, the hard disk b.) The operating system, the application software c.) The operating system, RAM d.) The CPU, RAM

The operating system, the application software

What is the purpose of a computer network? a.) To communicate and share information between computers b.) To view the data stored in a computer c.) To follow commands from the software d.) To store data within a computer

To communicate and share information between computers

Which of the following was a major motivation for the creation of early computers? a.) To manage data more efficiently b.) To connect with people around the world c.) To write business reports d.) To fully automate most tasks

To manage data more efficiently

A "smart house" can connect home appliances to __________ to allow remote activation. a.) a smartphone b.) both a smartphone and tablet c.) aself-driving car d.) a tablet

both a smartphone and tablet

A __________ is a combination of parts that function collectively to achieve a desired outcome. a.) hard disk b.) GPU c.) computing system d.) processing component

computing system

A device that makes use of cloud computing can function without a(n) __________. a.) operating system b.) hard disk c.) internal battery d.) screen

hard disk

A(n) __________ is a(n) __________ that stores up to approximately 2 terabytes of data long-term, even while the computer is off. a.) sound card, output component b.) hard disk, primary storage device c.) SSD, processing component d.) optical disc, input component

hard disk, primary storage device

The __________ was a major technological breakthrough that was able to perform all of a computer's functions, which was a significant improvement over using a single __________ for each function. a.) server, network b.) microprocessor, integrated circuit c.) network, mainframe computer d.) microprocessor, server

microprocessor, integrated circuit

A __________ is an output device usually connected to a computer via VGA cable that displays images, videos, or text files. a.) scanner b.) monitor c.) keyboard d.) pointing device

monitor

The CPU, RAM, hard disk, graphics card, and sound card all connect to the __________, which provides the majority of the electrical connections in a computer. a.) monitor b.) OS c.) ROM d.) motherboard

motherboard

A __________ is a group of letters preceding a unit of measurement. a.) capacity b.) byte c.) cycle d.) unit prefix

unit prefix


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