$1.$ A$($n$)\_\_\_\_$ keyboard has a design that reduces the chance of wrist and hand injuries.

a$.$ ergonomic

b$.$ basal

c$.$ enhanced

d$.$ strength$-$building

$2.$ Which of the following is true?

a$.$ Petabyte or PB can store $1$ quadrillion bytes

b$.$ Kilobyte or KB can store $100,000$ bytes

c$.$ Terabyte or TT can store $1,000,000$ bytes

d$.$ Gigabyte or GB can store $1$ million bytes

$3.$ A monitor viewable size is measured $\_\_\_\_\_.$

a$.$ diagonally from one corner to the other

b$.$ vertically from the top corner to the bottom

c$.$ horizontally from the left corner to the right

d$.$ in square units that indicate the area of the screen

$4.$ Optical discs commonly store items in $\_\_\_\_.$

a$.$ a single track that spirals from the center of the disc to the edge of the disc

b$.$ random locations anywhere between the center of the disc and the edge of the disc

c$.$ multiple pie$-$shaped sections that break a track into arcs

d$.$ multiple concentric tracks from the center of the disc to the edge of the disc

$5.$ Instead of using CD$-$R$,$ many users opt for $\_\_\_\_,$ which is an erasable multisession disc users can write on multiple times.

a$.$ CD$-$RW

b$.$ CD$-$W

c$.$ CD$-$WR

d$.$ DVD$-$R

$6.$ Two commonly used types of impact printers are $\_\_\_\_.$

a$.$ dot$-$matrix printers and line printers

b$.$ ink$-$jet printers and laser printers

c$.$ photo printers and large$-$format printers

d$.$ mobile printers and thermal printers

$7.\_\_\_\_\_$ is used almost exclusively by the banking industry for check processing.

a$.$ MICR

b$.$ OCR

c$.$ MIDI

d$.$ OCM

$8.$ An option for people with limited hand movement is a $\_\_\_\_\_$ to control the pointer or insertion point.

a$.$ head$-$mounted pointer

b$.$ portable keyboard

c$.$ touchpad

d$.$ touch screen

$9.$ Which of the following is not a material from which a hard disk platter can be made of$?$

a$.$ plastic

b$.$ aluminum

c$.$ glass

d$.$ ceramic

$10.$ Printer resolution is measured by the number of $\_\_\_\_$ a printer can print.

a$.$ dots per inch $($dpi$)$

b$.$ characters per inch $($cpi$)$

c$.$ pixels per inch $($ppi$)$

d$.$ bits per inch $($bpi$)$

$11.$ Which of the following is not a biometric device?

a$.$ bar code readers

b$.$ voice verification systems

c$.$ fingerprint scanner

d$.$ face recognition system

$12.$ A keyguard allows users to rest their hands on the keyboard without accidentally pressing any keys.

a$.$ True

b$.$ False

$13.$ Touchpads are found most often on $\_\_\_\_\_.$

a$.$ notebook computers

b$.$ PDAs

c$.$ mainframe computers

d$.$ desktop computers

$14.$ A $\_\_\_\_$ occurs when a read$/$write head touches the surface of a hard disk platter, usually resulting in a loss of data and sometimes loss of the entire drive.

a$.$ head crash

b$.$ disk crash

c$.$ drive crash

d$.$ data crash

$15.$ Originally, the keys of the QWERTY keyboard were arranged to reduce the frequency of key jams on old typewriters.

a$.$ True

b$.$ False

$16.\_\_\_\_$ is a technology that uses radio signals to communicate with a tag placed in or attached to an object, an animal, or a person.

a$.$ RFID

b$.$ OCR

c$.$ OMR

d$.$ TMR

$17.$ Which of the following is a type of input?

a$.$ program

b$.$ command

c$.$ user response

d$.$ all of the above

e$.$ only a and c

$18.$ PDAs ship with a basic $\_\_\_\_\_,$ which is the primary input device.

a$.$ stylus

b$.$ keyboard

c$.$ trackball

d$.$ mouse

$19.$ While the computer is running, the platters in a hard disk usually rotate at $\_\_\_\_,$ which allows nearly instant access to all tracks and sectors$.$

a$.5,400$ to $15,000$ revolutions per minute $($rpm$)$

b$.54$ to $150$ revolutions per minute $($rpm$)$

c$.5,400$ to $15,000$ revolutions per second $($rps$)$

d$.54$ to $150$ revolutions per hour $($rph$)$

$20.$ Magnetic tape $\_\_\_\_.$

a$.$

no longer is used as a primary method of storage but is used most often for long$-$term storage and backup

b$.$ is used as a primary method of storage and for long$-$term storage and backup

c$.$

no longer is used for long$-$term storage and backup but is used most often as a primary method of storage

d$.$ no longer is used as a primary method of storage or for long$-$term storage and backup

$21.$ A$($n$)\_\_\_\_$ is a light$-$sensing input device that reads printed text and graphics and then translates the results into a form the computer can process.

a$.$ scanner

b$.$ camera

c$.$ MICR

d$.$ OCR

$22.$ Screen resolution is measured in bits per lines $($bitlens$).$

a$.$ True

b$.$ False

$23.$ Items on a storage medium remain intact even when the power is removed from the computers. Therefore, a storage medium is volatile.

a$.$ True

b$.$ False

$24.$ A web cam is any video camera that displays its output on a Web page.

a$.$ True

b$.$ False

$25.$ OCR devices read printed characters in an OCR font.

a$.$ True

b$.$ False

$26.$ Formatting is the process of dividing a disk into tracks and sectors$,$ so the operating system can store and locate data and information on the disk.

a$.$ True

b$.$ False

$27.$ Flash memory cards and USB flash drives have faster transfer rates than CDs and DVDs$.$

a$.$ True

b$.$ False

$28.$ Although