Android Apps - Critical Analysis

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Review of three Android apps:.

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  • CSCI 412 Mobile Development

    Assn 01: Critical Analysis

    Roberto M Vergaray

    April 7, 2014

  • 0.1 Intel Software Adrenaline

    Intel Corporation

    0.1.1 Key Features

    Intel Software Adrenaline is an electronic magazine by the people at Intel. This app is meant to

    provide access to the articles and videos from the magazine about Intel technology. For exam-

    ple, current articles available online are Embedded Development: Advancing the Internet of

    Things and Assembling the API Puzzle. Recently, there were also articles about concurrent

    programming and big data.

    0.1.2 Target Audience

    The target audience of the Intel Software Adrenaline app is software developers and members of

    the software industry. It is especially relevant for people who rely on Intel technology and want

    news on new Intel APIs. Primarily it is for people who subscribe to the magazine and want to read

    the articles without waiting for the email notification of their existence.

    0.1.3 Pros and Cons

    Pros Cons

    Articles are interesting and often highlyrelevant (if it had worked)

    Must read in vertical orientation

    Unable to retrieve articles

    0.1.4 Evaluation

    I opened the application with the tablet sitting on my desk propped up horizontally. When it

    opened, the view rotated to a fixed vertical orientation automatically. The screen was blank except

    for a generic title-bar and the text Unable to retrieve articles at this time. I know that I was

    connected to the Internetso, that wasnt the problem.

    I tried various swipe-gestures to search for any menus or options, with no response. Then

    tapped the title-bars menu icon. A pane opened from the left with a search field and vertical tabs

    1

  • labeled: Latest, Articles, Videos, Topics, Favorites, and About. There was also a

    settings cog-wheel at the bottomwhich I tapped first.

    This replaced the side-pane with tabs labeled Login, Font Size, Notifications, and Of-

    fline. I tapped Offline and set Download Image Galleries to on, but left Cellular Downloads

    off. This didnt appear to change anything. Next, I used LinkedIn to loginwhich opened a tab

    in Chrome. After clicking Sign in and allow I was returned to the app and a little notification

    popped up near the bottom reporting that the login was successful.

    I looked through the rest of the tabs. Latest and Favorites just closed the side-pane.

    Topics, Videos, and Articles were all empty. I tied android in the search bar: No search

    results found. The last thing I tried was to click the About tab and then repeatedly taped a

    FAQ link until it finally opened in Chrome. Unfortunately the link didnt lead to an FAQ, but just

    to an advertisement for the app.

    I was disappointed that this app didnt work, I had been looking forward to using it for a

    while now.

    2

  • 0.2 Star Trek Text Game

    Slade

    0.2.1 Key Features

    This is a conversion of the classic text-based Star Trek game, which was originally written in

    BASIC. In the game you are the captain of the USS Enterprise, searching through an 8x8 grid

    of quadrants (each further subdivided into 8x8 sectors). The object of the game is to locate and

    destroy invading Klingon warships using phasers and torpedos, before a time limit expires.

    Your ship has a certain amount of energy which can be used for the ships shields, for combat,

    or to navigate via impulse or warp drive. Starbases are randomly distributed in the galaxy which

    can be used to recharge the ships energy.

    This version of the game includes sound effects from the original Star Trek and navigational

    calculatorsboth of which were not featured in the original game.

    0.2.2 Target Audience

    The audience of this game is Star Trek fans. Also, anyone who has played any of the numerous

    versions that have come into existence over the past 50 years or sosince it was first created for the

    SDS Sigma 7 computerwould enjoy it.

    0.2.3 Pros and Cons

    Pros Cons

    Original Star Trek Sound Effects

    Classic Gameplay

    ModernizedNavigation and Targeting Interface(while still retaining original system)

    Randomized Setup for Replayability

    Mostly Non-Graphical

    Annoying Background Sound(Though toggleable)

    Small Instruction Text

    Easier to beat than original

    3

  • 0.2.4 Evaluation

    When I opened the application, I was surprised and delighted to hear the Original Star Trek theme

    song. I rotated the view from landscape to portrait, in order to view the entire Starfleet Report

    without scrolling.

    The classic ASCII art welcoming screen displayed the data for this instance of the game: 24

    Klingons need to be destroyed before stardate 2355 (30 days); there are 5 starbases; and, I will

    begin in the Canopus I quadrant. Two buttons allow me to either Accept Orders or learn How

    To Play.

    I tapped How To Play and a window popped up to the top of the screen and began shaking

    back and forth. All I saw of its contents were a button labeled Done. After a few seconds the

    pop-up window unfurled and the scrollable instructions appeared in very tiny text. Attempting to

    zoom in made the text glitches but didnt increase text size. I glanced through the section headings:

    Objective, Start of Game, Short Range Sensors, Tactical Commands, Library Computer

    Commands, Status Reports, Klingon Warships, When Klingons Attack, Bad Navigation,

    Shield Energy, Starbases, and End of Game.

    I clicked Done and then looked at the menu options: Settings, About, and How To

    Play. The How To Play option opened the same pop-up window as before. The About option

    opened a similar window except that that in that view I was able to zoom.

    Next, I looked at the Settings which provided some check-boxes: Background Sounds,

    Fix Bug in Background Sounds, Sounds, Text to Speach Voice-Over, Vibrate, Direction

    From Tail, More Klingons, No Time Limit, and Green Text. Of these, only Background

    Sounds, Sounds, and Vibrate were checked on by default. There were also options for changing

    Galaxy Map Font Size, and Normal Font Size.

    I increased both font sizes to the maximum (20pt). Then checked for a change in the How

    to Play text. There was none. I changed it back, then selected Text to Speech Voice-over

    and More Klingons. Upon selecting More Klingons the theme song started over and a female

    voice read the beginning of the Starfleet Report. I closed the Settings window and reviewed

    the changed game data: 64 Klingons warships to be destroyed before stardate 2401 (85 days); 7

    starbases in Galaxy; and, beginning in Anteres II quadrant.

    4

  • I accepted the orders and immediately heard the Red Alert sound effect followed by one of

    the original Star Trek computer beepsthe one with four whistles. The beeps droned on in a loop.

    I fired a photon torpedo, using a rotating blue arrow overlaying the classic 1.00-8.99 directional to

    aim. In the original you would type in the number indicating the direction; here you could see the

    number that would result from the direction indicated or enter the number in a field as desired.

    Killing the Klingon didnt stop the incessant beeping sound, so I went back to the settings

    and turned off Background Sounds. I went around killing a few more Klingons. When opening

    the Tactical: Fire Photon command, a window pops up which covers the map. So, you need to

    remember where the Klingon was relative to your ship to select the proper trajectory. This makes

    it not too easy. However, whenever one of these windows opens up the status text in the main area

    of the game is cleared. I would have preferred a running log, but its no big deal. Perhaps I am

    misremembering, but it seems that the shields take 110th

    of the energy they do in earlier versions.

    There is also a feature that if you are hit before raising shields, the shields will automatically be

    raised by 200 or more. Perhaps this helps to prevent instant death in some casesbut, I seem to

    remember that there should be a hull damage capacity in addition to variable shields. However, in

    this implementation the hull damage is not used. This, in addition to damaged subsystems being

    automatically repaired pretty quickly, made the game a bit easier to beat.

    5

  • 0.3 DJ Master - Dubstep

    Music Apps Free

    0.3.1 Key Features

    This app provides two virtual turntables and music pads. It is used to create dubstep music. The

    description claims that the pad fx can replaced with your own. There are three sets of 6 pads,

    and a 8-key keyboard. The left set of pads have togleable beats to play with. The middle pads

    each have a vocal phrase: Check, Ha, Here we go, Lets go, Free your mind, and another

    unintelligible one. The right pads each have a percussion or synth sound.

    0.3.2 Target Audience

    This app is geared toward people who like dubstep music and want to make their own mixes. Once

    the user realizes that the app is useless for music creation, perhaps young children (under 8) are

    the target for retaining the app. They could be content to play with the buttons and once in a

    while accidentally click an add.

    0.3.3 Pros and Cons

    Pros Cons

    Six Dubstep Beat Tracks One button useable at a time

    Each Turntable effectively justanother vocal pad

    Unable to modify fx as claimed

    0.3.4 Evaluation

    When I opened the app it flipped by horizontal view, forcing me to rotate the device 180-degrees.

    A banner add occupies the lower 18th

    of the screen. Two buttons are available on the welcoming

    screen below the title of the app: a play button and a cog-wheel. The only setting under the

    cog-wheel was a volume bar.

    6

  • I clicked back and then play. The turntables were rotating clockwise, and when I tried scratch-

    ing them the rotation didnt change, and it played the same sound effect no matter how I rubbed it.

    Indeed, I just tapped it and it played the exact same effect. Additionally, both the pseudo-scratch

    sound effect contained a vocalization. The left turntables vocalization was identical to one of the

    vocal pads effect.

    I tried playing with the keyboard and pads and realized that only one button would sound

    at a time. This made the application completely useless for mixing dubstep or any other kind of

    music. I held one of the pads for a few seconds to see if a menu would pop up for changing the fx,

    but nothing happened. Then I looked in the tablets settings: apps menu for the app and looked

    through the options for another way to modify it. But there was no such option, as was claimed in

    the description.

    While the tablet was sitting on my desk, without anyone touching it, Chrome suddenly opened

    and closed and then the play store popped upas if the advertisement link in the app had been

    selected. I went to the app store, gave it a one-star review, and uninstalled it.

    7