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This section includes 99 Mcqs, each offering curated multiple-choice questions to sharpen your Operating System knowledge and support exam preparation. Choose a topic below to get started.
51. |
In Real Time Interactive Audio Video, mixing means combining several streams of traffic into |
A. | 1 Stream |
B. | 2 Stream |
C. | 3 Stream |
D. | 4 Stream |
Answer» B. 2 Stream | |
52. |
Audio compression can be used for |
A. | Speech or Music |
B. | Voice and Data |
C. | Picture and Colors |
D. | Video and Voice |
Answer» B. Voice and Data | |
53. |
In Real Time Interactive Audio Video, data are stored in the buffer at a possibly variable |
A. | Pixels |
B. | Packets |
C. | Rates |
D. | Bytes |
Answer» D. Bytes | |
54. |
Animation effects in modern movies are often created with ……….. programs. |
A. | CGI |
B. | CAD |
C. | JPG |
D. | IGF |
Answer» B. CAD | |
55. |
A combination of an encryption algorithm and a decryption algorithm is called a |
A. | plain text |
B. | cipher |
C. | original text |
D. | shift cipher |
Answer» C. original text | |
56. |
For music, we need to compress the digitize signals at |
A. | 1.41 I-MHz |
B. | 1.42 I-MHz |
C. | 1.45 I-MHz |
D. | 1.48 I-MHz |
Answer» B. 1.42 I-MHz | |
57. |
In Real Time Interactive Audio Video, conferencing requires two way communication between |
A. | receivers and senders |
B. | Packet to Frames |
C. | Pixels to Packets |
D. | Frames to Pixels |
Answer» B. Packet to Frames | |
58. |
Session Initiation Protocol (SIP), is very |
A. | Independent |
B. | Flexible |
C. | Dependant |
D. | Complex |
Answer» C. Dependant | |
59. |
A simple session using SIP consists of three modules: establishing, communicating and |
A. | Translation |
B. | Conversion |
C. | Streaming |
D. | Termination |
Answer» E. | |
60. |
Information, a combination of graphics, text, sound, video and animation is called |
A. | Multiprogramme |
B. | Multifacet |
C. | Multimedia |
D. | Multiprocess |
Answer» D. Multiprocess | |
61. |
The RTP uses a temporary even-numbered |
A. | RTCP |
B. | SMTP |
C. | UDP port |
D. | None |
Answer» D. None | |
62. |
To receive the signal, a translator is needed to decode the signal and encode it again at a |
A. | High Quality |
B. | Lower Quality |
C. | Same Quality |
D. | Bad Quality |
Answer» C. Same Quality | |
63. |
In Joint Photographic Experts Group (JPEG), a gray scale picture is divided into blocks of |
A. | 5 X 5 pixels |
B. | 6 X 6 pixels |
C. | 7 X 7 pixels |
D. | 8 X 8 pixels |
Answer» E. | |
64. |
"Dpi" stands for |
A. | Dots per inch |
B. | Digits per unit |
C. | Dots pixel inch |
D. | Diagrams per inch |
Answer» B. Digits per unit | |
65. |
In Audio and Video Compression, term RBG expresses |
A. | Red, Blue, Green |
B. | Red, Black, Grey |
C. | Rate, Bit, Giga bit |
D. | Red, Bluish, Greyish |
Answer» B. Red, Black, Grey | |
66. |
Pixels used to control a resolution of 640 x 480 are of number |
A. | 307200 |
B. | 102400 |
C. | 49700 |
D. | 602700 |
Answer» B. 102400 | |
67. |
Type of computer data transmission which is called start/stop transmission is |
A. | synchronous |
B. | intermittent |
C. | asynchronous |
D. | pulse |
Answer» D. pulse | |
68. |
Special device inside the computer, which translates analog audio signals from the microphone into digital codes the computer can store and process, is known as |
A. | sound card |
B. | sound chip |
C. | sound recorder |
D. | sound recognizer |
Answer» B. sound chip | |
69. |
___________ animation is used to animate things that are smaller than life size. |
A. | Immersive |
B. | Claymotion |
C. | Stop motion |
D. | Augmented |
Answer» D. Augmented | |
70. |
The most important or powerful computer in a typical network. |
A. | desktop |
B. | client |
C. | server |
D. | None of these |
Answer» D. None of these | |
71. |
If frames are displayed on screen fast enough, we get an impression of |
A. | Signals |
B. | Motions |
C. | Packets |
D. | Bits |
Answer» C. Packets | |
72. |
Computer data is transmitted block by block in transmission known as |
A. | synchronous |
B. | digital |
C. | asynchronous |
D. | analog |
Answer» B. digital | |
73. |
In Real Time Interactive Audio Video, a sequence number on each packet is required for |
A. | real-time traffic |
B. | real-time Playback |
C. | real-time pixels |
D. | real-time frames |
Answer» B. real-time Playback | |
74. |
Real-time traffic needs the support of |
A. | Unicasting |
B. | Multicasting |
C. | Layered Control |
D. | Protocol Control |
Answer» C. Layered Control | |
75. |
Live streaming is still using Transmission Control Protocol ( TCP) and multiple unicasting instead of |
A. | Unicasting |
B. | Multicasting |
C. | Layered Control |
D. | Protocol Control |
Answer» C. Layered Control | |
76. |
We can divide audio and video services into |
A. | 1 broad categories |
B. | 2 broad categories |
C. | 3 broad categories |
D. | 4 broad categories |
Answer» D. 4 broad categories | |
77. |
Moving Picture Experts Group (MPEG-1), was designed for a |
A. | PC |
B. | CD |
C. | DVD |
D. | Floppy |
Answer» C. DVD | |
78. |
Session Initiation Protocol (SIP), has a mechanism that finds the |
A. | Domain |
B. | System |
C. | IP Address |
D. | Terminal |
Answer» D. Terminal | |
79. |
Real-time Transport Protocol (RTP) is the protocol designed to handle real-time traffic on the |
A. | Frames |
B. | Internet |
C. | IP |
D. | Protocol |
Answer» C. IP | |
80. |
The HTTP client accesses the Web server by using the |
A. | SEND message |
B. | GET message |
C. | AUTO receive message |
D. | None |
Answer» C. AUTO receive message | |
81. |
Streaming stored audio/video, the files are compressed and stored on a |
A. | IP |
B. | Server |
C. | Domain |
D. | Internet |
Answer» C. Domain | |
82. |
A term for Illusion of immersion by projecting stereo images on the walls and floor of room. |
A. | CAVE |
B. | BOOM |
C. | GUI |
D. | HMD |
Answer» B. BOOM | |
83. |
Video controller also feature their own built-in |
A. | RAM |
B. | SRAM |
C. | VRAM |
D. | DRAM |
Answer» D. DRAM | |
84. |
H.323 uses G.71 or G.723.1 for |
A. | Compression |
B. | Communication |
C. | Controlling |
D. | Conferencing |
Answer» B. Communication | |
85. |
The fatigue of eyes caused by focusing on the same point for too long, is known as |
A. | weak eyesight |
B. | eyestrain |
C. | eyedamaged |
D. | color blind |
Answer» C. eyedamaged | |
86. |
Type of computer data transmission in which start/stop transmission bits are not required is termed as |
A. | synchronous |
B. | pulse |
C. | asynchronous |
D. | intermittent |
Answer» B. pulse | |
87. |
Sometimes real-time traffic needs |
A. | Organization |
B. | Traffic |
C. | Channelizing |
D. | Translation |
Answer» E. | |
88. |
Before audio or video signals can be sent on the Internet, they need to be |
A. | Channelized |
B. | Managed |
C. | Digitized |
D. | Organized |
Answer» D. Organized | |
89. |
Joint Photographic Experts Group (JPEG) is used to compress |
A. | Music |
B. | Pictures |
C. | Images |
D. | Frames |
Answer» D. Frames | |
90. |
For speech, we need to compress the digitize signals at |
A. | 128 Khz |
B. | 256 Khz |
C. | 64 Khz |
D. | 1152 Khz |
Answer» D. 1152 Khz | |
91. |
If the frames are displayed on the screen fast enough, we get an impression of |
A. | Signals |
B. | Motions |
C. | Packets |
D. | Bits |
Answer» C. Packets | |
92. |
Establishing a session in Session Initiation Protocol (SIP), requires a three-way |
A. | Protocols |
B. | System |
C. | Ports |
D. | Handshake |
Answer» E. | |
93. |
To perform the tracking of an IP, Session Initiation Protocol (SIP), uses the concept of |
A. | Registration |
B. | Termination |
C. | Streaming |
D. | Translation |
Answer» B. Termination | |
94. |
In temporal compression, redundant frames are |
A. | Channelized |
B. | Organized |
C. | Digitized |
D. | Removed |
Answer» E. | |
95. |
To avoid eyestrain we have to |
A. | use an anti large screen to reduce reflection |
B. | keep our screen clean |
C. | avoid looking at a monitor more than 30 mins without taking a break |
D. | all of these |
Answer» E. | |
96. |
The process of transferring files from a computer on the Internet to your computer iscalled |
A. | Downloading |
B. | uploading |
C. | FTP |
D. | JPEG |
Answer» B. uploading | |
97. |
The faster the frames are displayed : |
A. | the rougher the video appears |
B. | the smoother the video appears |
C. | it gets blurry |
D. | none of the mentioned |
Answer» C. it gets blurry | |
98. |
WHICH_ONE_OF_THE_FOLLOWING_RESOURCE_IS_NOT_NECESSARILY_REQUIRED_ON_A_FILE_SERVER??$ |
A. | secondary storage |
B. | processor |
C. | network |
D. | monitor |
Answer» E. | |
99. |
Multimedia system require hard real time schedulin? |
A. | to ensure critical tasks will be serviced within timing deadlines |
B. | to deliver the media file to the client |
C. | to minimize the delay |
D. | for security |
Answer» B. to deliver the media file to the client | |