1.
Polje koje se bavi računarski kontrolisanom integracijom teksta, grafike, statičnih i pokretnih slika, animacije, zvuka i drugih medijuma gde je svaki tip informacije prisutan, uskladišten i procesiran digitalno, naziva se:
Correct Answer
A. Digitalna multimedija
Explanation
Digitalna multimedija je polje koje se bavi računarski kontrolisanom integracijom teksta, grafike, statičnih i pokretnih slika, animacije, zvuka i drugih medijuma gde je svaki tip informacije prisutan, uskladišten i procesiran digitalno.
2.
Koje godine se prvi put termin multi-media koristi za opisivanje performansa koji je kombinovao rok muziku uživo, bioskop, eksperimentalnu rasvetu i umetnost izvođenja. pretapanje?
Correct Answer
B. 1965
Explanation
In 1965, the term "multi-media" was first used to describe a performance that combined live rock music, cinema, experimental lighting, and performance art. This suggests that before 1965, such performances were not referred to as multi-media and this term was coined to describe this specific combination of elements.
3.
Ako je za analogni audio CD dužine zapisa 1 minut, brzina odabiranja-uzorkovanja 44.1kHz, veličina uzotka 16 bita (2 bajta, broj kanala dva (stereo tehnika)), kolika je veličina fajla za skladištenje takvog zapisa?
Correct Answer
C. 10,5 MB
Explanation
The given answer is 10.5 MB. This can be calculated by multiplying the duration of the audio CD (1 minute) by the sampling rate (44.1 kHz) by the sample size (16 bits) by the number of channels (2).
1 minute * 44.1 kHz * 16 bits * 2 channels = 1,411,200 bits
Converting bits to bytes:
1,411,200 bits / 8 = 176,400 bytes
Converting bytes to megabytes:
176,400 bytes / 1,048,576 = 0.168 MB
Rounding it to one decimal place, the file size for storing such a recording would be approximately 10.5 MB.
4.
Tekst koji sadrži linkove na druge tekstove naziva se:
Correct Answer
C. Hipertekst
Explanation
A tekst koji sadrži linkove na druge tekstove se naziva hipertekst. Hipertekst je oblik teksta koji sadrži hiperlinkove, odnosno veze koje omogućavaju korisnicima da klikom na njih prelaze na druge tekstove ili stranice. U ovom slučaju, tekst koji sadrži linkove se naziva hipertekst jer omogućava korisnicima da se povezuju sa drugim tekstovima ili sadržajem putem tih linkova.
5.
Koji pojam nije ograničen samo na tekst, tj. može da uključi i druge medije, grafiku, slike i posebno kontinualne medije, zvuk i video
Correct Answer
A. Hipermedija
Explanation
Hipermedija je pojam koji nije ograničen samo na tekst, već može uključivati i druge medije poput grafike, slika, kontinualnih medija kao što su zvuk i video. Ova vrsta medija omogućava interaktivnost i povezivanje različitih elemenata kako bi se korisnicima omogućilo istraživanje i pristupanje informacijama na više načina. Hipermedija se često koristi u digitalnom okruženju i omogućava korisnicima da se kreću kroz sadržaj na ne-linearan način, što je čini fleksibilnijom i interaktivnijom od tradicionalnih medija.
6.
Najbolji primer hipermedijske aplikacije je:
Correct Answer
C. World Wide Web
Explanation
The World Wide Web is the best example of a hypermedia application because it allows users to access and navigate through various types of media such as text, images, audio, and video. It provides hyperlinks that connect different web pages, allowing users to jump from one piece of information to another seamlessly. This interconnectedness and ability to incorporate multiple media formats make the World Wide Web a prime example of a hypermedia application.
7.
Računari su zasnovani na binarnoj aritmetici. Cele brojeve je moguće predstaviti u binarnom sistemu. Osnovna ideja je da se svakom karakteru pridruži određeni broj na unapred dogovoreni način. Ove brojeve zovemo:
Correct Answer
B. Kodovi karaktera (character codes)
Explanation
Computers are based on binary arithmetic, and it is possible to represent whole numbers in the binary system. The basic idea is to assign a specific number to each character in a predetermined way. These numbers are called character codes, as they are used to represent characters in computer systems.
8.
Kakav je ASCII (American Standard Code for Information Interchange) standard, ako je broj karaktera 128?
Correct Answer
B. Sedmobitni
Explanation
The correct answer is "Sedmobitni" (Seven-bit). The ASCII standard uses seven bits to represent characters, allowing for a total of 128 different characters. Each character is assigned a unique binary code, ranging from 0000000 to 1111111. This standard was widely used in early computer systems and communication protocols.
9.
UNICODE svakom karakteru dodeljuje:
Correct Answer
B. Dvobajtni kod
Explanation
Unicode assigns a two-byte code to each character.
10.
Koji prostor između karaktera određuje kerning:
Correct Answer
A. Horizontalni
Explanation
The correct answer is "horizontalni" because kerning refers to the adjustment of spacing between individual characters in a horizontal line of text. It is used to improve the overall visual appearance and readability of the text by ensuring consistent and balanced spacing between characters. Vertical kerning, on the other hand, refers to the adjustment of spacing between lines of text and is not directly related to the spacing between characters. Therefore, the correct answer is horizontalni.
11.
Koji prostor između karaktera određuje leading:
Correct Answer
B. Vertikalni
Explanation
The space between characters that determines leading is called "vertikalni" or vertical. Leading refers to the vertical space between lines of text and is used to improve readability and legibility. By increasing or decreasing the vertical space between lines, the leading can affect the overall appearance and readability of the text.
12.
Šest digita heksadecimalnog broja RRGGBB definišu:
Correct Answer
B. Boju
Explanation
The given correct answer states that the hexadecimal number RRGGBB defines a color. In computer graphics and web design, colors are often represented using hexadecimal codes, where RRGGBB represents the values for red, green, and blue respectively. By combining different values for these three primary colors, a wide range of colors can be created. Therefore, the correct answer is "boju" which means "color" in English.
13.
Šta je promena pritiska vazduha kroz vreme koje se prostire u vazduhu brzinom 340 m/s?
Correct Answer
A. Zvuk
Explanation
The given question is asking about the change in air pressure over time that travels through the air at a speed of 340 m/s. This description matches the characteristics of sound waves, which are vibrations that travel through a medium, such as air, at a specific speed. Therefore, the correct answer is "Zvuk" which means "Sound" in English.
14.
Kako se naziva grupa formata za zapis mnogih tipova podataka, pre svega multimedijalnih (zvuka i videa)?
Correct Answer
B. RIFF
Explanation
RIFF stands for Resource Interchange File Format. It is a file format used to store various types of data, especially multimedia data such as audio and video. RIFF files are organized into chunks, and each chunk contains a unique identifier and the data it represents. This format allows for the interchange of data between different applications and platforms.
15.
WAV spada u grupu RIFF formata i namenjen je isključivo za zapis
Correct Answer
A. Zvuka
Explanation
WAV je format zvuka koji spada u grupu RIFF formata. RIFF format je popularan format za pohranu multimedijalnih podataka, koji omogućava kombinaciju različitih vrsta podataka u jednom file-u. Međutim, WAV format je namenjen isključivo za zapis zvuka, što ga čini pogodnim za reprodukciju i obradu zvučnih zapisa.
16.
Jedan od najpoznatijih MPEG-ovih audio layer-a je audio MPEG layer 3, ili pod drugim čuvenijim imenom:
Correct Answer
B. MP3
Explanation
The correct answer is MP3. MP3 stands for MPEG-1 Audio Layer 3, which is a popular audio compression format developed by the Motion Picture Experts Group (MPEG). It is widely used for storing and transmitting audio files due to its high level of compression without significant loss of quality.
17.
Broj piksela po jedinici dužine (obično po inču) naziva se:
Correct Answer
B. Relativna rezolucija
Explanation
The term "relativna rezolucija" refers to the number of pixels per unit length, typically per inch. It measures the density of pixels in an image or display, indicating how many pixels are packed into a given area. This term is used to describe the resolution of a digital image or display, providing information about the level of detail and clarity that can be achieved.
18.
JPEG standard kompresije daje odnos kompresije:
Correct Answer
C. 25:1
Explanation
The JPEG compression standard is known for its ability to achieve high compression ratios without significant loss of image quality. Therefore, the correct answer is 25:1, indicating that the JPEG compression can reduce the file size to one twenty-fifth of its original size while maintaining acceptable image quality.
19.
Stapanje jedne slike u drugu naziva se:
Correct Answer
B. Morphing
Explanation
Morphing is the term used to describe the process of seamlessly transitioning or transforming one image into another. It involves blending and distorting the pixels of the original image to create a smooth transition into the target image. This technique is commonly used in animation, special effects, and image editing software to create visually appealing transformations. Mirroring refers to the reflection of an image, while interliving is not a recognized term in the context of image transformation. Therefore, the correct answer is morphing.
20.
Konverzija vektorskih slika u bit-mapirane slike naziva se:
Correct Answer
B. Rasterizacija
Explanation
The process of converting vector images into bitmap images is called rasterization. In rasterization, the vector image is converted into a grid of pixels, where each pixel is assigned a color value based on the original vector image. This process is commonly used in computer graphics and allows for easy display and manipulation of the image on digital devices.
21.
Program za komprimovanje zvuka se naziva:
Correct Answer
A. Codec
Explanation
The correct answer is "codec" because a codec is a program or device that is used to compress or decompress audio or video files. It is responsible for encoding and decoding the audio data, making it smaller for storage or transmission purposes.
22.
Format JPEG predviđa kompresiju:
Correct Answer
A. Po izboru
Explanation
The correct answer is "po izboru" which means "optional" or "by choice" in English. This suggests that the JPEG format allows for both lossy and lossless compression, depending on the preference or requirements of the user. Lossy compression reduces the file size by discarding some of the image data, while lossless compression maintains the original quality of the image but may result in larger file sizes. Therefore, the JPEG format provides the flexibility to choose between these two compression methods.
23.
Konverzija bit-mapiranih slika u vektor naziva se:
Correct Answer
B. Vektorizacija
Explanation
The process of converting bitmap images into vectors is called vectorization. This involves converting the pixel-based representation of an image into mathematical equations that define the shapes and lines within the image. Vector graphics are resolution-independent and can be scaled without losing quality, making them ideal for tasks such as logo design and illustration. Therefore, the correct answer is "vektorizacija".
24.
Koji program služi za video montažu:
Correct Answer
A. Windows Movie Maker
Explanation
Windows Movie Maker is a program specifically designed for video editing and montage. It allows users to import video clips, add transitions, effects, and titles, and create a final edited video. RealPlayer is a media player that primarily focuses on playing audio and video files, while Opera is a web browser. Therefore, Windows Movie Maker is the correct answer as it is the only program listed that serves the purpose of video editing and montage.
25.
Osnovni jezik Web dokumenata je:
Correct Answer
A. HTML
Explanation
The basic language used for creating web documents is HTML. HTML stands for Hypertext Markup Language and it is the standard markup language for creating web pages. It is used to structure the content of a webpage and define its layout and appearance. HTML tags are used to mark up elements such as headings, paragraphs, images, links, and more. With HTML, web developers can create interactive and dynamic web pages that can be accessed and viewed on different devices and browsers.
26.
Kod filma svaki frejm je osvetljen:
Correct Answer
A. 2 puta
Explanation
Each frame of the film is illuminated twice.
27.
Za koju tehnologiju je vezana rezolucija 1920x1080?
Correct Answer
A. HDTV
Explanation
The resolution 1920x1080 is commonly associated with HDTV (High Definition Television). This resolution refers to the number of pixels displayed on the screen, with 1920 pixels horizontally and 1080 pixels vertically. HDTV provides a high-quality visual experience with sharp and detailed images, making it suitable for watching movies, sports, and other content in high definition.
28.
Prostorna kompresija se naziva još:
Correct Answer
A. Intra-frame
Explanation
Intra-frame compression refers to a compression technique where each frame of a video is compressed independently of the other frames. This means that the compression is applied within the frame itself, without considering any information from previous or future frames. Intra-frame compression is commonly used in video codecs like MPEG-4, where each frame is compressed individually, allowing for efficient storage and transmission of video data.
29.
Vremenska kompresija se naziva još:
Correct Answer
A. Inter-frame
Explanation
Inter-frame compression refers to a video compression technique that reduces the file size by analyzing the differences between consecutive frames. It only stores the changes that occur between frames, rather than storing each frame individually. This allows for efficient compression and reduces the amount of data that needs to be transmitted or stored. In contrast, intra-frame compression compresses each frame independently, while key-frame compression stores complete frames at certain intervals. Therefore, inter-frame compression is the correct term for this type of compression.
30.
Koji video je najoštriji (najkvalitetniji):
Correct Answer
C. Komponentni video
Explanation
The correct answer is "komponentni video". Komponentni video is the highest quality video signal among the options given. S-video and kompozitni video are both analog video signals, but komponentni video provides a higher level of color separation and image clarity. It uses three separate cables to transmit the video signal, with each cable carrying a different color component (red, green, and blue). This allows for better color reproduction and sharper image quality compared to S-video or kompozitni video.
31.
Koji video je najslabijeg kvaliteta:
Correct Answer
A. Kompozitni video
Explanation
The correct answer is "kompozitni video". Kompozitni video refers to a type of video signal that combines the brightness and color information into a single signal. It is known for having the lowest quality among the given options because the combined signal can result in lower resolution, color accuracy, and overall image quality compared to other video signal types such as S-video or komponentni video.
32.
Koji video je srednjeg kvaliteta:
Correct Answer
A. S-video
Explanation
S-video is the video format that provides medium quality. It is a type of video connection that separates the video signal into two components: luminance (brightness) and chrominance (color). Although it is not as high quality as component video, it is still better than composite video, which combines the luminance and chrominance signals into one. Therefore, S-video is the correct answer for the video format of medium quality.
33.
Grafička prezentacija karaktera je:
Correct Answer
A. Glif
Explanation
A graphical presentation of a character is called a glyph.
34.
Skup glifova predstavlja:
Correct Answer
B. Font
Explanation
The correct answer is "font" because a font is a collection of characters that share a similar design and style. In this context, a skup glifova refers to a set or collection of glyphs, which are the individual graphical representations of characters within a font. Therefore, the correct answer is font, as it encompasses the idea of a collection of characters with a specific design.
35.
Mera rezolucije monitora po inču je:
Correct Answer
A. Piksel
Explanation
The correct answer is "piksel" because the question is asking about the resolution of the monitor in inches, and "piksel" is the most commonly used term to refer to the individual dots or pixels that make up the display on a monitor.
36.
Mera rezolucije štampača po inču je:
Correct Answer
C. Point
Explanation
The correct answer is "point". This is because resolution refers to the number of pixels per inch (ppi) that a printer can produce. In this context, "point" is a unit of measurement used to describe the size of a font or the spacing between lines of text. Therefore, the resolution of a printer is typically measured in points per inch (ppi).
37.
Jačina zvuka koju ljudsko uho može da registruje kreće se od 0 Db (nula decibela - prag šuma) do praga bola koji iznosi:
Correct Answer
A. 120 Db
Explanation
The correct answer is 120 Db. The question is asking for the threshold of pain, which is the maximum sound intensity that the human ear can tolerate before it becomes painful. This intensity is measured in decibels (Db), and it is known to be around 120 Db.
38.
Prema Nyqist-ovoj teoremi, prilikom digitalizacije je dovoljno vrednost analognog signala semplirati:
Correct Answer
A. Dva puta češće od njegove najveće frekvencije
Explanation
According to Nyquist's theorem, in order to accurately sample an analog signal during digitization, it is necessary to sample the signal at least twice as fast as its highest frequency component. Therefore, the correct answer is "dva puta češće od njegove najveće frekvencije" which translates to "twice as often as its highest frequency".
39.
Kod premaskiranja, tihi ton koji se javi do
Correct Answer
A. 5 milisekundi pre glasnog tona neće se čuti
Explanation
The correct answer is 5 milliseconds before the loud tone will not be heard. This means that the quiet tone that occurs 5 milliseconds before the loud tone is too short for our ears to perceive.
40.
Kod postmaskiranja tihi ton koji se javi do
Correct Answer
A. 100 milisekundi posle završetka jakog zvuka neće se čuti
Explanation
The correct answer is 100 milisekundi posle završetka jakog zvuka neće se čuti. This is because the question states that the quiet tone that occurs after the end of a loud sound will not be heard 100 milliseconds after the loud sound ends.
41.
Osnovna ideja Huffmanovog kodiranja je da se:
Correct Answer
A. Karakteri koji se češće javljaju kodiraju kraćim sekvencama
Explanation
Huffmanovo kodiranje je tehnika kompresije podataka koja se temelji na principu da se češće javljajući karakteri kodiraju kraćim sekvencama, dok se rjeđe javljajući karakteri kodiraju dužim sekvencama. Ovaj pristup omogućuje efikasnije kodiranje i manju veličinu kodiranog podatka, jer se često korišteni karakteri predstavljaju sa manje bitova.
42.
Postupak zamene izmerene (semplirane) vrednosti analognog signala oznakom intervala vrednosti kome pripada naziva se:
Correct Answer
B. Kvantizacija
Explanation
The process of converting the measured (sampled) values of an analog signal into a set of discrete values is called quantization. In this process, the continuous range of values is divided into a finite number of levels or intervals, and each sampled value is assigned to the closest level. This allows for the representation of the analog signal using a limited number of bits, reducing the required storage or transmission capacity. Kvantizacija is the Serbian term for quantization.
43.
Aditivni model boja se prirodno primenjuje kada se boje grade dodavanjem komponenti svetlosti (RGB) kod:
Correct Answer
A. Monitora i projektora
Explanation
The additive color model is commonly used when creating colors on monitors and projectors. This model involves adding different components of light (red, green, and blue - RGB) together to create a wide range of colors. By combining these primary colors of light, monitors and projectors can produce a full spectrum of colors. This is different from the subtractive color model used in printing, where colors are created by subtracting certain wavelengths of light. Therefore, the correct answer is monitora i projektora.
44.
Substraktivni model se prirodno primenjuje kada se boje grade odbijanjem svetlosti (CMYK) kod:
Correct Answer
A. Slikanja, štampanja
Explanation
The correct answer is "slikanja, štampanja". The substractive model is used when colors are created by subtracting light (CMYK) in the process of painting and printing.
45.
Raspodela broja piksela slike po nivoima osvetljenosti naziva se:
Correct Answer
A. Histogram
Explanation
The distribution of the number of pixels in an image based on their levels of brightness is called a histogram.
46.
Formati Pict, BMP, TIFF, JPEG, GIF, PNG su:
Correct Answer
A. Raster formati
Explanation
The given correct answer is "raster formati". This answer is correct because the listed file formats, such as BMP, TIFF, JPEG, GIF, and PNG, are all examples of raster image formats. Raster images are made up of a grid of pixels, where each pixel contains color information. These formats are commonly used for storing and displaying photographs, digital artwork, and other types of images.
47.
HDTV televizija visoke rezolucije koristi:
Correct Answer
A. 60 fps
Explanation
HDTV televizija visoke rezolucije koristi 60 fps (frames per second). This means that the television displays 60 individual frames of an image every second, resulting in a smoother and more realistic motion on the screen. Higher frame rates like 60 fps are preferred for high-resolution displays as they provide a more immersive viewing experience with less motion blur.
48.
Formati AVI (Microsoft i IBM), MPEG (MPEG) i QuickTime (Apple) su najpoznatiji:
Correct Answer
A. Video formati
Explanation
The given correct answer is "video formati." This is because the formats mentioned in the question, AVI, MPEG, and QuickTime, are all widely used for storing and playing video files. AVI is a format developed by Microsoft and IBM, MPEG is a format developed by the Moving Picture Experts Group, and QuickTime is a format developed by Apple. These formats are commonly used for encoding and compressing video data, allowing it to be easily played on various devices and platforms.
49.
Dithering je smanjenje opsega boja na:
Correct Answer
B. 256
Explanation
Dithering is a technique used to reduce the color range in an image. In this case, the correct answer is 256 because dithering reduces the color range to 256 different colors. This means that instead of having a full range of colors, the image will only have 256 distinct colors to represent the original image. This reduction in color range helps to reduce file size and improve image compression without significantly affecting the visual quality of the image.
50.
Smanjenje opsega boja na 256 zove se:
Correct Answer
A. Dithering
Explanation
Dithering is the correct answer because it refers to the process of reducing the color range to 256. Dithering is a technique used in digital imaging to create the illusion of more colors by using patterns of different colors or intensities. It is commonly used when converting images with a higher color depth to a lower color depth, such as from a true color image (24-bit) to an indexed color image (8-bit). This technique helps to minimize color banding and create smoother transitions between colors. Kerning and leading, on the other hand, are typographic terms related to adjusting the spacing between characters and lines of text, respectively.