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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.
1. |
Type of computer data transmission which uses a clock to control the timing of bit being sent is |
A. | synchronous |
B. | parallel |
C. | asynchronous |
D. | serial |
Answer» B. parallel | |
2. |
The media texts may throw up discourses and are called ____________ |
A. | Binary oppositions |
B. | Violations |
C. | Oppositions |
D. | Media Illiteracy |
Answer» B. Violations | |
3. |
Capability of translating voice into text is known as |
A. | speech recognition |
B. | voice recognition |
C. | Both a and b |
D. | image recognition |
Answer» D. image recognition | |
4. |
__________ describes the effect of involving the reader with the story, of constructing it as truth . |
A. | Narration |
B. | Identification |
C. | Plot |
D. | Characters |
Answer» C. Plot | |
5. |
Process of translating analog audio signals into digital codes is called |
A. | modulation |
B. | digitizing |
C. | compiling |
D. | converting |
Answer» C. compiling | |
6. |
Transmission type which transmits data one character at a time, with the sender and receiver not synchronized with each other is termed as |
A. | synchronous |
B. | ethernet |
C. | asynchronous |
D. | internet |
Answer» D. internet | |
7. |
In Real Time Interactive Audio Video, to prevent jitter, we can time-stamp the packets and separate the arrival time from the |
A. | Frame Time |
B. | Playback Time |
C. | Pixels Time |
D. | Packet Time |
Answer» C. Pixels Time | |
8. |
A compressed audio/video file can be downloaded as a |
A. | Image |
B. | Video |
C. | Frame |
D. | Text file |
Answer» E. | |
9. |
In Session Initiation Protocol (SIP), the session can be terminated with a |
A. | OK Message |
B. | Bye Message |
C. | Terminate Message |
D. | Quit Message |
Answer» C. Terminate Message | |
10. |
When a caller needs to communicate with the callee, the caller can use the e-mail address instead of the IP address in the |
A. | OK Message |
B. | Bye Message |
C. | INVITE Message |
D. | Great Message |
Answer» D. Great Message | |
11. |
What do you call a single point on a computer screen? |
A. | Cell |
B. | Element |
C. | Bit |
D. | Pixel |
Answer» E. | |
12. |
A Pixel is __________ |
A. | A computer program that draws picture |
B. | A picture stored in secondary memory |
C. | The smallest resolvable part of a picture |
D. | None of these |
Answer» D. None of these | |
13. |
In Real-Time Transport Protocol (RTP), A source sends a bye message to shut down a |
A. | System |
B. | Frames |
C. | Protocol |
D. | Stream |
Answer» E. | |
14. |
In Voice Over IP, Term SIP stands for |
A. | Session Initiation Protocol |
B. | Session Initiation Port |
C. | Session Initiation Path |
D. | Session Initiation Packet |
Answer» B. Session Initiation Port | |
15. |
The Real-time traffic needs the support of |
A. | multicasting |
B. | Translation |
C. | integration |
D. | security |
Answer» B. Translation | |
16. |
While sending an e-mail, the line describes the contents of the message: |
A. | subject |
B. | to |
C. | contents |
D. | cc |
Answer» B. to | |
17. |
Session Initiation Protocol (SIP), is designed to be independent of the underlying |
A. | Linear Layer |
B. | Data Link Layer |
C. | Transport Layer |
D. | Presentation Layer |
Answer» D. Presentation Layer | |
18. |
In Real Time Interactive Audio Video, Jitter is introduced in real-time data by the delay between |
A. | Frames |
B. | Layers |
C. | Pixels |
D. | Packets |
Answer» E. | |
19. |
The media player uses the URL in the metafile to access the media server to |
A. | download the file |
B. | Upload the file |
C. | Stored The File |
D. | Stream the file |
Answer» B. Upload the file | |
20. |
What is the storage area for email messages called? |
A. | folder |
B. | directory |
C. | mailbox |
D. | hard disk |
Answer» D. hard disk | |
21. |
Unsolicited commercial email is commonly known as ……………. |
A. | junk |
B. | draft |
C. | hypertext |
D. | spam |
Answer» E. | |
22. |
In Real-Time Transport Protocol (RTP), the source periodically sends a source description message to give additional infonnation about |
A. | Message |
B. | Itself |
C. | Protocols |
D. | Packets |
Answer» C. Protocols | |
23. |
MP3 produces three data rates from 96 Kbps to |
A. | 128 Kbps |
B. | 164 Kbps |
C. | 256 Kbps |
D. | 320 Kbps |
Answer» C. 256 Kbps | |
24. |
Moving Picture Experts Group (MPEG-2), was designed for high-quality DVD with a data rate of |
A. | 3 to 6 Mbps |
B. | 4 to 6 Mbps |
C. | 5 to 6 Mbps |
D. | 6 to 6 Mbps |
Answer» B. 4 to 6 Mbps | |
25. |
In Audio and Video Compression, each frame is divided into small grids, called picture elements or |
A. | Frame |
B. | Packets |
C. | Pixels |
D. | Mega Pixels |
Answer» D. Mega Pixels | |
26. |
In Video Compression, an independent frame that is not related to any other frame is called |
A. | B-Frame |
B. | C-Frame |
C. | I-Frame |
D. | P-Frame |
Answer» D. P-Frame | |
27. |
A video consists of a sequence of |
A. | Frames |
B. | Signals |
C. | Packets |
D. | Slots |
Answer» B. Signals | |
28. |
Which among the following is an example of computer simulated environment? |
A. | Audio visual Aids |
B. | Video Conference |
C. | Social Networking groups |
D. | Virtual Reality |
Answer» E. | |
29. |
An e-mail address typically consists of a user ID followed by the .................... sign and the name of the e-mail server that manages the user’s electronic post office box. |
A. | @ |
B. | & |
C. | # |
D. | * |
Answer» B. & | |
30. |
Which file format is for Photoshop? |
A. | JPEG |
B. | PSD |
C. | ODT |
D. | DOC |
Answer» C. ODT | |
31. |
The .............. file format is a method of encoding pictures on a computer. |
A. | HTML |
B. | URL |
C. | JPEG |
D. | DOC |
Answer» D. DOC | |
32. |
.............. is a popular technology that allows an electronic device to exchange data using radio waves. |
A. | Intranet |
B. | LAN |
C. | Wi-Fi |
D. | Internet |
Answer» D. Internet | |
33. |
The most common compression technique that is used to create CD-quality audio is based on the perceptual encoding technique is called |
A. | Predictive Encoding |
B. | Perceptual Encoding |
C. | MPEG |
D. | JPEG |
Answer» C. MPEG | |
34. |
Which among the following field is used to send an email to a third party? |
A. | To |
B. | Copy to |
C. | BCC |
D. | Attach |
Answer» D. Attach | |
35. |
With regard to e-mail, what does Bcc mean? |
A. | Blind Computer Communication : - The users specified in the Bcc : field will get the e-mail and see the addresses in the to : and cc : fields. |
B. | Blind Carbon Copy : - The users specified in the Bcc : field will get the e-mail and see the addresses in the to : and cc : fields. |
C. | Blind Computer Communication :- The users specified in the Bcc : field will get the e-mail but it will be an audio file because this is how blind people get e-mail. |
D. | Blind Carbon Copy : The users specified in the Bcc : field will get the e-mail but will not see the addresses in the to : and cc : fields. |
Answer» C. Blind Computer Communication :- The users specified in the Bcc : field will get the e-mail but it will be an audio file because this is how blind people get e-mail. | |
36. |
In Audio and Video Compression, voice is sampled at 8000 samples per second with |
A. | 5 bits per sample |
B. | 6 bits per sample |
C. | 7 bits per sample |
D. | 8 bits per sample |
Answer» E. | |
37. |
The Primary Colors for Color TV are |
A. | Blue, White, Black |
B. | Red, Green, Yellow |
C. | Red, Green, Black |
D. | Red, Green, Blue |
Answer» E. | |
38. |
Many bitmapped images in a sequence is known as |
A. | JPEG animation |
B. | tweening |
C. | TIF animation |
D. | GIF animation |
Answer» E. | |
39. |
The purpose of dividing the picture into blocks is to decrease the number of |
A. | Channels |
B. | Pixels |
C. | Calculations |
D. | Frames |
Answer» D. Frames | |
40. |
.............. is a protocol used by e-mail clients to download e-mails to your computer. |
A. | TCP |
B. | FTP |
C. | SMTP |
D. | POP |
Answer» E. | |
41. |
Multiplane camera was introduced by walt disney. |
A. | True |
B. | False |
C. | May be |
D. | Can't say |
Answer» B. False | |
42. |
According to the Nyquist theorem, if the highest frequency of the signal is f, we need to sample the signal |
A. | 19 Times/Sed |
B. | 20 Times/Sed |
C. | 21 Times/Sed |
D. | 22 Times/Sed |
Answer» D. 22 Times/Sed | |
43. |
RTCP stands for |
A. | Real-time Transport Control Program |
B. | Real-time Transport Control Packet |
C. | Real-time Transport Control Protocol |
D. | Real-time Transport Control Path |
Answer» D. Real-time Transport Control Path | |
44. |
In the lowest resolution a color frame is made of |
A. | 1024 x 768 pixels |
B. | 800 X 600 pixels |
C. | 1152 X 864 Pixels |
D. | 1280 X 1080 pixels |
Answer» B. 800 X 600 pixels | |
45. |
Which of the following is the appropriate format of URL of e-mail? |
A. | www_mail.com |
B. | www@mail.com |
C. | WWW@mail.com |
D. | www.mail.com |
Answer» C. WWW@mail.com | |
46. |
A Pixel is __________ |
A. | The smallest resolvable part of a picture |
B. | A picture stored in secondary memory |
C. | A computer program that draws picture |
D. | None of the above |
Answer» B. A picture stored in secondary memory | |
47. |
Moving Picture Experts Group (MPEG) is used to compress |
A. | Frames |
B. | Images |
C. | Audio |
D. | Video |
Answer» E. | |
48. |
JPEG stands for: |
A. | Joint Photographic Experts Group |
B. | Joint Picture Exports Group |
C. | Joint Picture Export Graphics |
D. | Joint Picture Extra Group |
Answer» B. Joint Picture Exports Group | |
49. |
Perceptual encoding is based on the science of |
A. | Frames |
B. | Music |
C. | Rhythm |
D. | psychoacoustics |
Answer» E. | |
50. |
A concentric ring on a disk is referred to as a |
A. | track |
B. | sector |
C. | table |
D. | segment |
Answer» B. sector | |