CISC 310 Final Exam Questions &
Answers 2024/2025
Data - ANSWERSsymbols that represent people, events, things, ideas
Information - ANSWERSdata presented in format that humans use
Lossless compression - ANSWERSno data loss
Lossy Compression - ANSWERSthrow away some data during compression
Digital Audio File Formats - ANSWERSAAC, MP3, Ogg, WAV, WMA
Vector Graphics - ANSWERScan be resized better, less storage space, not as realistic, easier to edit
Resolution - ANSWERSwidth x height
Bitmap File Formats - ANSWERSBMP, RAW, TIFF, JPEG, GIF, PNG
Video Formats - ANSWERSMPEG, WebM, AVI, MOV, ASF, VOB, Ogg Theora
Digital data can be _____________________________ that have been converted into discrete digits
such as 0s and 1s
A) Graphics, Sound, Video
B) Text and Numbers - ANSWERSall of the above (graphics, sound, vid, text, numbers)
,Digitization - ANSWERSthe process of converting information into digital data that can be manipulated by
electronic devices
A file name extension indicates the file format (True/False) - ANSWERSTrue
Numeric Data - ANSWERSnumbers that can be used in arithmetic operations
Binary Code - ANSWERS0s and 1s
How many bits does ASCII require for each character? - ANSWERSseven
All of the data stored and transmitted by digital devices is encoded as bits. (T/F) - ANSWERSTrue
Transmission speeds are expressed in _________________, whereas storage space is expressed in
__________________. - ANSWERSbits; bytes
digital audio - ANSWERSmusic, speech, other sounds represented in binary for use in digital devices
To conserve space, applications that require high-quality sounds use low sampling rates. (T/F) -
ANSWERSFalse (DO NOT require high-quality sounds= low sampling rates)
Most music for portable media players is stored in ___________________ audio file formats
A) Zipped
B) Compressed
C) Uncompressed
D) Lossless - ANSWERSB) compressed
Color depth - ANSWERSnumber of colors available in a graphic
,Instead of storing the color value for each pixel, vector graphics file contains instructions that a computer
uses to create the shape, size, position, and color for each object in an image (T/F) - ANSWERStrue
All bitmap graphics are photos (T/F) - ANSWERSFalse! Not all bitmaps are pics
Scanners and digital cameras produce vector graphics (T/F) - ANSWERSFalse; they produce bitmaps
3D graphics can be animated (T/F) - ANSWERSTrue
Lower resolution of vid: lower bit rate (T/F) - ANSWERSTrue
Transcoding digital videos doesn't cause a loss of quality (T/F) - ANSWERSFalse! It causes a loss of quality
IPOS model - ANSWERSinput, output, process, store
How to increase battery life and lifespan - ANSWERS1) charge when low battery
2) avoid totally discharging
3) remove device when fully charged
4) turn off if hot
5) disable unused apps that connect to Internet
6) airplane mode when no cell coverage
Operating Systems - ANSWERSWindows, Apple, Google
Software Applications - ANSWERSword processing, audio apps, spreadsheet
Digital Device Categories - ANSWERSsupercomputers, servers, mainframes, PCs, wearables
RAM - ANSWERSrandom access memory (temporary)
, ROM - ANSWERSread only memory (permanent)
ALU - ANSWERSarithmetic logic unit (math operations)
The speed of the microprocessor clock is measured in - ANSWERSGHz
Criteria for comparing storage options - ANSWERSdurability, dependability, speed, capacity, cost
Ways to store data - ANSWERSCloud, Optical, Solid State, Magnetic
Alternatives for Integrated Circuits - ANSWERScomputer chip, microchip, chip
Stored Program - ANSWERSinstructions of computing task can be loaded in computer's memory
multipurpose devices - ANSWERSswitch b/w programs (true)
semiconductor - ANSWERSconductor/insulator properties
Component systems are currently the most popular form factor for digital devices.(T/F) - ANSWERSFalse:
less common
battery life - ANSWERStime device can operate before must be recharge
Smartphones evolved from basic cell phones and PDAs (T/F) - ANSWERSTrue
smartwatch: multifunction devices that include camera, thermometer, compass, calculator, cell phone,
GPS, media player, fitness tracker (T/F) - ANSWERSTrue
