CIS 141 Exam 1

A monitor with a resolution of 1,280 by 1,024 ______

"displays 1,280 pixels horizontally and 1,024 pixels vertically"

A "machine cycle" involves four steps in the following order: ______

"fetch, decode, execute, store"

Each place value in a binary number represents _____ raised to the appropriate power

2

Which of the following types of display devices would take up the most room on the desk

20" CRT Monitor

How many of the following are INPUT devices? monitor, microphone, keyboard, printer, digital camera

3

Millions of colors can be created on the computer screen by altering the intensity levels of ______ basic colors.

3

A GPU is like a CPU in that it performs computational work. However, a GPU is specialized to handle _____ with incredible efficiency and speed

3D graphics and image and video processing

The capacity of the typical CD is __________.

700 MB

The _____ is the section of the CPU that performs arithmetic involving integers and logical operations.

ALU

Eight bits grouped together are collectively referred to as a _____

BYTE

_______ are used to input data about a person into a computer system so that the individual can be identified based on a particular unique physiological characteristic.

Biometric readers

A special type of extremely fast memory (faster than RAM) that is functionally between the CPU registers and the RAM is the _____ memory

CACHE

An online photo sharing site is an example of __________.

Cloud Storage

Remote storage services accessed via the Internet are often referred to as ______

Cloud storage

For printed output, which term is used to describe the resolution quality of the printed page

DPI

Consider a DVI port. The letters DVI stand for

Digital Video Interface

What is the most common form of OUTPUT device used with computer systems

Display

The HELP key is the ______ key.

F1

As long as you keep your computer in a room with normal temperatures, you do not have to worry about your storage device failing.

False

With handwriting recognition, text is input as a graphical image so the text cannot later be edited as text

False

Digital still cameras most often use ____ cards for storage.

Flash Memory

Which of the following is a storage medium that is most likely used inside a digital camera, mobile phone, or other portable device?

Flash memory card

A _______ is designed to scan flat objects one page at a time

Flatbed scanner

Which is an example of a storage medium that uses magnetic material?

Hard Drive

The reason Flash memory storage systems are called solid-state is because they __________

Have no moving parts

The reason Flash memory storage systems are called solid-state is because they __________.

Have no moving parts

What occurs if the read/write heads touch the surface of the hard disk while the hard drive is spinning?

Head crash

__________ form images by spraying tiny drops of liquid ink onto the page, one printed line at a time

Ink-jet printers

A "smart card" has embedded ___________.

Integrated circuits

Of the following three options, the storage media that would likely hold the most data is a(n) __________.

Internal Hard Drive

What printers form images with toner powder (the same thing used by a Xerox copy machine) and are typically faster and have better quality output than other types of printers?

Laser Printers

Perhaps the least expensive storage medium is ______ storage, but it has the disadvantage of using sequential access (which is much slower than random access), and is therefore used mainly for archival purposes.

Magnetic Tape

A voice input system requires software and a(n) __________ in order to input voice data or commands into a computer

Microphone

A ______ rests on the desk or other flat surface close to the user s computer and is moved across the surface with the user s hand in the appropriate direction to point to and select objects on the screen

Mouse

______ is the engineering of functional systems at the atomic or molecular scale

Nanotechnology

When discussing remote storage, NAS refers to ______

Network Access Storage

A fundamental characteristic of any storage medium is that the data saved there is ______, meaning it does not require power to retain its data

Nonvolatile

______s are different than LCDs in that they do not require a backlight to function and therefore draw less power and have a much thinner display.

OLED

Which of the following is used in conjunction with Scantron test forms in which the selection is marked by bubbled it in

OMR

The spelling of 'disc' (with a 'c' instead of a 'k') is the correct spelling when referring to ______ medium storage.

Optical

CD, DVD, and BD are three categories of _____

Optical Drives

A "pixel" refers to a ______ , and is the smallest colorable area on a display device.

Picture element

The tiny depressions, dark areas, or otherwise altered spots on an optical disc that are used to represent data are called __________.

Pits

When the user presses a function key, the keystroke often initiates a specific command, dependent on the ______

Program being used

One of the most common 2D barcodes, the _______ code represents data with a matrix of small squares

QR

The keyboard you are using right now has a ______ keyboard layout.

QWERTY

For inventory control, ______ is a possible improvement over bar codes as it can read all the items on a pallet at one time without any manual scanning.

RFID

A storage method that uses several hard drives working together, typically to increase performance and/or provide fault tolerance.

Raid

CD-ROM, DVD-ROM, and BD-ROM are all _____

Read only optical disk

A speech recognition system (for example, Dragon NaturallySpeaking) is used to ______ .

Recognize voice input

CD-R, DVD-R, and BD-R are all _____

Recordable (write-once) Optical Disks

Hard drives traditionally have spinning platters. Newer ______ drives have no moving parts, so they are more efficient, run with no noise, emit very little heat, and require very little power.

SSD

According to Kryder's law, ______ is doubling about every 12 months.

Storage

Which of these is largest?

Terabyte/yottabyte

With a ______ , the user touches the screen with his or her finger to select commands or otherwise provide input to the computer with which it is being used.

Touch screen

An input device that looks like an upside-down mouse with the ball on top is a(n) __________ .

Trackball

The circular rings on a magnetic disk on which data is stored are called _________

Tracks

Flash memory storage devices are nonvolatile.

True

Flatbed scanners can be used to scan photos, as well as documents on conventional paper.

True

Hard drives typically contain more than one internal disk or platter.

True

Modern SSD drives are implemented using flash memory technology.

True

An optical mouse is _________

a mouse that tracks movement with light instead of a ball.

The bus width and bus speed together determine the bus s ______? that is, the amount of data that can be transferred via the bus in a given period of time

bandwidth

Modern Intel CPUs perform _____ of cycles per second

billions

A _____ is the smallest unit of data that a binary computer can recognize

bit

The CPU is often called the _____ of the computer

brains

A _____ is an electronic pathway over which data can travel

bus

With Augmented Reality, __________ .

computer generated images are overlaid on top of real-time images

Anything (such as a program, letter, digital photograph, or song) stored on a storage medium is referred to as a _____

file

Which of these is an example of a storage medium that is chip-based and represents data using electrons?

flash memory

Video data (such as home movies, feature films, and television shows) is displayed using a collection of _____.

frames

__________ is the physical components of a computer. The things you can touch and feel.

hardware

______ is a technology developed by Intel that enables a single processor to run two threads of the same program at the same time

hyper-threading technology

A storage _____ is the hardware where data is actually stored

medium

For over four decades now, the number of transistors on a microchip has been growing exponentially, steadily doubling every 18-to-24 months. As a result, a modern Intel CPU today has over 5 Billion transistors on a chip the size of your thumbnail. This steady doubling of transistors every 18-to-24 months is known as ___________.

moose's law

The main circuit board inside the system unit is called the _____ to which all devices used by the computer must be connected

motherboard

Most CPUs today are _____ CPUs; that is, CPUs that contain the processing components or cores of multiple independent processors on a single CPU.

multi-core

______ is when a single computer has more than one processor and each processor is working on a different job

multiprocessing

______ is when a single computer has more than one processor and numerous processors are working together to finish a single job faster

parallel processing

______ streamlines the machine cycle by executing different stages of multiple instructions at the same time. A new instruction is started when the preceding instruction moves from the Fetch to the Decode stage, and so on.

pipeline

Peripheral devices (such as speakers or monitors or printers or cameras) connect to the system unit by plugging into a _____ which is a special connector exposed through the exterior of the system unit

port

The _____ converts the power from a standard electrical outlet and then delivers that electricity to the computer

power supply

______ computing utilizes atoms or nuclei working together as quantum bits that are capable of representing more than just two states as in electronic computing of today

quantum

A ______ is high-speed memory built into the CPU to temporarily store data and intermediary results as part of the machine cycle (Fetch, Decode, Execute, Store)

register

Adding more memory is one of the best ways to improve performance on your current computer, especially if your computer slows down significantly when you have multiple programs open

true

Just as numbers, text, and multimedia data must be represented by 0s and 1s inside a computer, software program instructions must also be represented by 0s and 1s.

true

A _____ image uses three bytes (24 bits) for each pixel in the image to produce 16.8-million-color photographic quality

true color

Text-based data is represented by fixed-length binary coding systems specifically developed for text-based data. The three most common systems for representing text are ASCII, EBCDIC, and _____

unicode

CPU registers are faster than cache memory, and cache memory is faster than RAM. All three (registers, cache, and RAM) are ______ memory, meaning they lose their information when power is disrupted

volatile