Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Chapter: 20
Q321:
What is TrueType?
A. A type of color encoding
B. A scaling technique
C. A font format by Microsoft and Apple
D. A bitmap encoding method
Correct Answer:
C
Chapter: 20
Q322:
What is PostScript?
A. A font format by Microsoft
B. A type of image scaling
C. A color encoding method
D. A font format by Adobe
Correct Answer:
D
Chapter: 20
Q323:
In color images, how many bytes are used to represent the color information for each pixel?
A. 1 byte
B. 2 bytes
C. 3 bytes
D. 4 bytes
Correct Answer:
C
Chapter: 20
Q324:
What is Digital Zoom associated with?
A. Image resolution increase
B. Image quality enhancement
C. Image scaling
D. Image color adjustment
Correct Answer:
C
Chapter: 20
Q325:
How many color components are used in Brightness Chrominance?
A. 1
B. 2
C. 3
D. 4
Correct Answer:
B
Chapter: 20
Q326:
Which encoding method is used for storing one pixel in black and white images?
A. 8-bit
B. 16-bit
C. 1-bit
D. 24-bit
Correct Answer:
C
Chapter: 20
Q327:
How many bytes are typically used for each color channel in RGB encoding?
A. 1 byte
B. 2 bytes
C. 3 bytes
D. 4 bytes
Correct Answer:
A
Chapter: 20
Q328:
What technique involves using a collection of lines and curves for image representation?
A. Bitmap Encoding
B. Scalable Fonts
C. Geometric Structures
D. Pixel Reproduction
Correct Answer:
C
Chapter: 20
Q329:
Which of the following is NOT a common encoding method for images?
A. RGB Encoding
B. Bitmap Encoding
C. JPEG Encoding
D. ASCII Encoding
Correct Answer:
D
Chapter: 21
Q330:
What is sound amplitude experienced as?
A. Frequency
B. Pitch
C. Loudness
D. Tone
Correct Answer:
C
Chapter: 21
Q331:
How often should you sample sound for long distance telephone communication?
A. 4000 samples per second
B. 8000 samples per second
C. 16000 samples per second
D. 44100 samples per second
Correct Answer:
B
Chapter: 21
Q332:
How many samples per second are typically recorded on a CD?
A. 8000
B. 16000
C. 22050
D. 44100
Correct Answer:
D
Chapter: 21
Q333:
How many bits are used to record each sample for high fidelity music recordings?
A. 8 bits
B. 16 bits
C. 24 bits
D. 32 bits
Correct Answer:
B
Chapter: 21
Q334:
What is the primary purpose of MIDI (Musical Instrument Digital Interface)?
A. Store sound recordings
B. Encode directions for producing music
C. Record amplitude of sound
D. Transmit sound over the network
Correct Answer:
B
Chapter: 21
Q335:
How many bits are used in total for stereo sound recording per sample?
A. 16 bits
B. 24 bits
C. 32 bits
D. 64 bits
Correct Answer:
C
Chapter: 21
Q336:
How many bits per second are required for CD quality audio recording?
A. 32,000 bits/sec
B. 44,100 bits/sec
C. 1 million bits/sec
D. 2 million bits/sec
Correct Answer:
D
Chapter: 21
Q337:
What does MIDI encode instead of storing music itself?
A. Sound amplitude
B. Sheet music directions
C. Music recordings
D. Audio samples
Correct Answer:
B
Chapter: 21
Q338:
How much data is needed to store 2 seconds of sound using MIDI?
A. 2 million bits
B. 3 bytes
C. 44,100 bits
D. 16 bits
Correct Answer:
B
Chapter: 21
Q339:
What is the interval between samples for high fidelity music recordings?
A. 8000 samples per second
B. 44,100 samples per second
C. 22,050 samples per second
D. 16,000 samples per second
Correct Answer:
B
Chapter: 21
Q340:
What is the total bit rate for stereo sound with 44,100 samples per second and 32 bits per sample?
A. 1 million bits/sec
B. 32 million bits/sec
C. 1.4 million bits/sec
D. 44,100 bits/sec
Correct Answer:
A