. .
What does the acronym PAL stand for in television
broadcast.
a. Phase alternation line
b. Phase alter live
c. Phase Alternative living
d. Phase ages line
2. What is analogy signed
a. Continuous signal
b. Discrete
c. None of the above
d. All of the above
3. Purpose of television transmitter
a. Send video/audio over the air to your TV set
b. Send nothing
c. Send products
d. Send nothing at all.
4. The following are stages of TV production except
a. Breaking news
b. Pre-production
c. Post production
d. Production
. What Camera does
a. Capture video or images
b. Generate colour
c. Monitor signal only
d. Block images
What monitor does
a. Display visual information
b. Capture image
c. Does nothing
d. Block pictures
. BUC stand for
a. Block up converter
b. Block down converter
c. Low noise converter
d. Block up come over
. The following are types of microphones except
a. Condenser
b. Dynamic
c. Ribbon
d. Soldering lead
9. The following can be found in a television station except
a. Hoe
b. Audio console
c. Video mixer
d. Computer
10. The following are types of TV broadcast except.
a. Terrestrial satellite
b. Direct broadcast satellite
c. Outside broadcast
d. Bad signal
11. The following are parts of TV broadcast except
a. Blocking
b. Images source
c. Receiver
d. Transmitter
12. HPA-stand for in satellite communication
a. High power amplifier
b. High people Amp
c. High power action
13. Who oversees a television station
a. General manager
b. Store keeper
c. Security office
d. Temix
14. SATCOM stand for?
a. Satellite communication
b. Satellite comes
c. Satellite coming home
d. Sales customer
15. ICT stand for?
a. Information and Communication Technology
b. Informative Customer Technology
c. Information Technology Expert
d. Informative Techniques computer
16. MCR stand for?
a. Master control tech.
b. Master comes over
c. Master comes red
d. Master control room
17. Purpose of log book
a. Record daily activities
b. Breaking news
c. None of the above
d. All of the above.
18. Why we carryout maintenance
a. To ensure long term functionality, reliability & safer of
equipment
b. Blocking signal
c. Production
d. Post production
19. The following are type of maintenance except
a. Predictive
b. Corrective
c. Preventive
d. Driving
20. The following are safety in a TV broadcast except
a. Prevent accident
b. Protect equipment
c. Ensure accident
d. Damages equipment
1) The following are facilities inside an OB van except
a) Vision mixer
b) Audio mixer
c) camera control unit
d) Transformer (answer)
2) The function of the vision mixer includes the following except
a) Selecting a camera for recording from a list of other cameras
b) Keying graphics
c) Controlling sound (answer)
d) Mixing from one signal source to another
What is the primary function of a Master Control Room in television broadcasting?
A. To create TV programs
B. To record audio tracks
C. To monitor, control, and transmit broadcast signals
D. To store satellite signals
Answer: C. To monitor, control, and transmit broadcast signals
. Which equipment is used to switch between different video sources in the MCR?
A. Audio console
B. Vision mixer (or video switcher)
C. Character generator
D. Transcoder
Answer: B. Vision mixer (or video switcher)
What is a 'black burst' signal used for in TV broadcast systems?
A. Enhancing audio signals
B. Testing satellite signals
C. Synchronizing video equipment
D. Compressing video data
Answer: C. Synchronizing video equipment
. What does SDI stand for in broadcasting?
A. Signal Data Interface
B. Serial Digital Interface
C. Synchronized Digital Input
D. Streaming Digital Infrastructure
Answer: B. Serial Digital Interface
. What is the role of a frame synchronizer in MCR?
A. To improve video resolution
B. To compress video for streaming
C. To align video signals to a common timing reference
D. To adjust color levels
Answer: C. To align video signals to a common timing reference
6. In case of signal failure from the live feed, what does the MCR switch to?
A. Color bars
B. Black screen
C. Backup or standby content
D. Test tone
Answer: C. Backup or standby content
7. What format is commonly used for high-definition broadcasting?
A. 480i
B. 576p
C. 720p or 1080i
D. 240p
Answer: C. 720p or 1080i
8. What is the function of a waveform monitor in a TV MCR?
A. To track internet speed
B. To visualize video signal levels
C. To decode audio streams
D. To monitor power supply
Answer: B. To visualize video signal level
9. What is the aspect ratio of standard definition television (SDTV)?
A. 16:9
B. 4:3
C. 1:1
D. 21:9
Answer: B. 4:3
10 What is the full meaning of TVRO?
A. Transmit Very Receive Output.
B. Television Receive Only.
C. Television Return Output.
D. None of the above.
Answer: B
11 The satellite decoder in your station is:
A. To decode and encode De-embedded signals.
B. To decode the desired television program for viewing on a television set,to receive
and re-transmit the television program.
C. To monitor video signals only.
D. To disconnect terestial transmission for satellite transmission.
Answer: B
12 The bigger the satellite dish,the better?
A. The lower the signal quality.
B. The bigger the challenge.
C. The better the reception.
D. The lower the gain.
Answer: C
13 LNB stands for…………..
A. Low Noise Block upconverter.
B. Less Noise Block.
C. Least Noisy blank.
D. Low Noise Block downconverter.
Answer: D
14 SDI means ………….
A. Serial Digital Interface.
B. Standard Definition Interface.
C. Serial Definition interference.
D. None of the above.
Answer: A
15 Blind Scan in satellite receiver is :
A. To scan the receiver while the power is off.
B. To disconnect the RF cable from the receiver before scanning.
C. To carryout a full sweep of the satellite frequency range to find all available channels,
D. To decode unmodulated signals .
Answer: C
16 Manual search on a satellite receiver means ?
A. To manually connect the AV out to a television.
B. To manually press the front buttons on the receiver.
C. To manually change the LNB power of the receiver.
D. To manually enter the specific satellite parameters (like frequency, symbol rate, and
polarization) to find and add channels from a particular satellite.
Answer: D
17 Network programmes in NTA are being transmitted for nationwide broadcast via?
A. SRT.
B. Satellite.
C. Microwave .
D. Fibre optic.
Answer: B
18 TVRO in your stations :
A. Transmit only.
B. Rebroadcast only.
C. Receiver only.
D. None of the above.
Answer : C
19 What connects your LNB and your decoder is?
A. Phono cable.
B. LAN cable.
C. RF cable.
D. HDMI cable.
Answer: C
20. What is the aspect ratio of high definition television (HDTV)?
A. 4:3
B. 1:1
C. 16:9
D. 21:9
Answer: C. 16:9
21 ………………… is the HD format
A) 720 × 576
B) 1920 × 1080
C) 1600 × 1080
D) 1260 × 1080
Ans: B
22 The technical terms that explain clarity of audio signals is called:
A) Good Sound
B) Intelligence
C) High Fidelity
D) Solid sound
Ans: B
23 ………………. Is the importance of engineering logbook
A) To report programme of events for the day
B) To report the faults for the day
C) To briefly report details, challenges, solution proffer and event of the day.
D) To register the programmes of the day
Ans: C
24 The following are the studio cameras accessories except ………………
A) Camera control unit (ccu)
B) Viewfinder
C) Triac cable
D) Teleprompter Monitor
Ans: D
25 The following studio equipment is a transducer except
A) Microphone
B) Studio cameras
C) Video Switcher
D) Loudspeaker
Ans: C
26 ……………………….. is the function of a digital matrix in a broadcast environment
A) Routing
B) Storage
C) Multiview
D) Embedding
Ans = A
27 What is the main reason for satellite transmission in NTA?
E. To show that NTA is the largest TV network in Africa
F. To transmit from a location to one or more locations at the same time.
G. To avoid signal obstruction.
H. None of the above.
Answer: B
28 Block UpConverter is a device …………..
E. That blocks excess waveform in satellite transmission.
F. That converts lower frequency radio signals to higher frequencies for satellite
transmission.
G. That has no influence on the transmitted signal.
H. That filters out the audio from the embedded signal to be transmitted.
Answer: B
29 The receiving device mounted on satellite dishes used for satellite TV reception is
called?
E. BUC.
F. HPA.
G. LNB.
H. Encoder.
Answer: C
30 Modulation helps in the…………..
E. Embedding of signal.
F. Retrieving of signal.
G. Encoding of signal.
H. Collection of information signal into the carrier.
Answer: D
31 Demodulation helps in the………….
E. Recovery of information signal.
F. Dis-embedding of information signal.
G. Optimizing the carrier.
H. None of the above.
Answer: A
32 Satellite is a device sent up into space…………., used for collecting information or
communicating by radio, television, etc
E. To align with the moon.
F. To be in phase with the sun.
G. To travel around the earth,
H. To rotate in space.
Answer: C
33 FEC in satellite communication stands for ?
E. Feed Easy Conversion.
F. Fail Error Conversion.
G. Forward Easy Correction.
H. Forward Error Correction.
Answer: D
34 Which is not true?
E. BUC is used to transmit.
F. LNB is used to transmit.
G. HPA is used to transmit.
H. LNB is used to receive.
Answer: B
35 Which is not true about Ku-Band?
A. Is cheap.
B. Easy to track.
C. Affected by rain drops.
D. Not affected by rain drops.
Answer: C
36 Which of the following is true about Encoder in satellite communication?
A. It converts video and audio signals into a digital format for transmission over satellite.
B. It does not maintain the integrity of the transmitted signals.
C. It compromises the quality of the transmitted signals.
D. The encoded signal can be easily transmitted over satellite without modulation.
Answer: A
37. How many scanning lines per frame are there in a typical PAL
system?
a) 525
b) 819
c) 650
d) 625
Answer: d
38. What is defined as the width to height ratio of a picture frame?
a) Aspect ratio
b) Scanning
c) Flicker
d) Skimming
Answer: a
39. Which of the following is not part of Engineering activity in a
broadcasting industry?
a) Routing maintenance
b) Reading of log book
c) Teamwork
d) Sweeping
Answer: d
40. Which of the following is not part of an editing system?
a) Loudspeaker
b) Adobe software
c) Computer
d) TVRO
Answer: d
1. Bad audio can be as a result of the following except
a. Colour of attire
b. Dry joint
c. Channel on mixer
d. Bad cable portion
Answer a
2. We carry out maintenance for the following except
a. Increase life span
b. Reduce downtime
c. Prevent sudden failure
d. Cause break in transmission
Answer d
3. One of the following is essentials in acoustics
a. Vibrating body
b. Camera
c. Generator
d. Lighting
Answer a
4. The following are types of microphone based of directional
pattern except
a. Omini directional
b. Bi directional
c. Uni directional
d. Moving Coil
Answer d
5. What is the value of 0 db
a. 10khz
b. 1khz
c. 100hz
d. 5khz
Answer b
6. Which of the following is a component of the Tv transmitter
a. Studio
b. Camera
c. Exciter
d. Acoustics
Answer c
7. The following are advantages of corporate culture except
a. Innovation
b. Creativity
c. Work- Life balance
d. Redundancy
Answer d
8. The following are purpose of PMS except
a. Foster commitment across levels
b. Aim to increase productivity
c. Reduce work force
d. Provide input in decision making
Answer c
9. The following are essential daily for a duty Engineer except
a. Routine checks
b. Preventive maintenance
c. Corrective maintenance
d. Log and documentation
Answer c
10. The interconnectivity of systems and devices is called
a. Internet
b. Component
c. Network
d. Connection
Answer c
11. What is termed as the process of exploring a video picture image in
quick succession?
a) Picture frame
b) Skimming
c) Flicker
d) Scanning
Answer: d
12. What is the dimension of sound waves in the real world?
a) One-dimensional
b) Two-dimensional
c) Three-dimensional
d) Four-dimensional
Answer: c
13. What is termed as a transducer that converts acoustic sound
pressure variation into the electrical signal of same amplitude,
frequency and in the same proportion as pressure variations?
a) Microphone
b) Sensitivity
c) Distortion
d) Directivity
Answer: a
14. On which principle is the working of moving coil microphone based?
a) High impedance
b) Low impedance
c) Electromagnetic Induction
d) Medium impedance
Answer: c
15. Which three colors are used in color TV transmitter?
a) Red, green, blue
b) Orange, blue, green
c) Black, green, purple
d) Red, yellow, pink
Answer: a
16, OSI stands for __________
a) open system interconnection
b) operating system interface
c) optical service implementation
d) open service Internet
Answer: a
17. The number of layers in ISO OSI reference model is __________
a) 4
b) 5
c) 6
d) 7
Answer: d
18. TCP/IP model does not have ______ layer but OSI model have this
layer.
a) session layer
b) transport layer
c) application layer
d) network layer
Answer: a
19. Which address is used on the internet for employing the TCP/IP
protocols?
a) physical address and logical address
b) port address
c) specific address
d) all of the mentioned
Answer: d
20. Which of the following is the smallest unit of data in a computer?
a) Bit
b) KB
c) Nibble
d) Byte
Answer: a
21. Which of the following is designed to control the operations of a
computer?
a) User
b) Application Software
c) System Software
d) Utility Software
Answer: c
22. Generator transformers can undergo sudden load-changes.
a) True
b) False
Answer: a
23. The colour composite video signal is 1-volts peak-to-peak in value.
a) True
b) False
Answer: a
24. As sound requires a medium, it cannot travel through which of the
following?
a) Glass
b) Air
c) Vacuum
d) Water,
Answer: c
25. Which of the following is also called reverse transducer?
a) Loudspeaker
b) Microphone
c) Baffle
d) Compact disk
Answer: a
26. Which phenomenon can happen in an enclosed space?
a) Echo
b) Reverberation
c) Time
d) Acoustic
Answer: b
27. Which is not a form of maintenance?
a) Forecasting/predictive
b) Corrective
c) Schedule
d) Lubrication
Answer: d
28. Which of the following is not part of Engineering activity in a
broadcasting industry?
a) Routing maintenance
b) Reading of log book
c) Teamwork
d) Sweeping
Answer: d
29, What is the range of video impedance use in termination in the
studio?
a) 0 to 45 Ω
b) 50 to 75 Ω
c) 600 to 1000 Ω
d) 100 to 300 Ω
Answer: b
30 ………………… is the HD format
E) 720 × 576
F) 1920 × 1080
G) 1600 × 1080
H) 1260 × 1080
Answer: B
31 ………………. Is the importance of engineering logbook
E) To report programme of events for the day
F) To report the faults for the day
G) To briefly report details, challenges, solution proffer and event of
the day.
H) To register the programmes of the day
Answer: C
32.The following are the studio cameras accessories except ………………
E) Camera control unit (ccu)
F) Viewfinder
G) Triac cable
H) Teleprompter Monitor
Answer: D
33,The following studio equipment is a transducer except
E) Microphone B)
F) Studio cameras
G) Video Switcher
H) Loudspeaker
Answer: C
34 ,……………………….. is the function of a digital matrix in a broadcast
environment
E) Routing B) Storage C) Multiview D) Embedding
Ans = A
35 …………………… is the first procedure before powering studio
equipment on resumption on shift
A) Turn on switches B) Clean the studio C) Check the logbook D) All of
the above
Answer = C
36.One of these is not a type of maintenance.
a) Prediction
b) Preventive
c) Continuously
d) Corrective
Answer = C
37.The three major light used in NTA studios are ;
A) Spot light, Fill Light, Black light
B) Key light, Fill Light, Back light
C) Colour Light, White light and swing light
D) Display Light, Neon light, Halogen light
Answer: B
38.The term IP refers to
a. internal prospect
b. Internet procedure
c. Internet protocol
d. Integrated portal
Answer: C
39 What is the main reason for satellite transmission in NTA?
I. To show that NTA is the largest TV network in Africa
J. To transmit from a location to one or more locations at the
same time.
K. To avoid signal obstruction.
L. None of the above.
Answer: B
40 Block UpConverter is a device …………..
I. That blocks excess waveform in satellite transmission.
J. That converts lower frequency radio signals to higher
frequencies for satellite transmission.
K. That has no influence on the transmitted signal.
L. That filters out the audio from the embedded signal to be
transmitted.
Answer: B
1. What is the unit of measurement for audio level?
A. Volts
B. Hertz
C. Watts
D. Decibels
Answer: D. Decibels
2. Which of the following is a common type of video connector used in
Broadcast Environment?
A. XLR
B. RCA
C. TRS
D. BNC
Answer: D. BNC
3. In case of signal failure from the live feed, what does the MCR switch
to?
A. Color bars
B. Black screen
C. Backup or standby content
D. Test tone
Answer: C. Backup or standby content
4. Which instrument is used to measure current?
a) Voltmeter
b) Ammeter
c) Wattmeter
d) Ohmmeter
Answer: b) Ammeter
5. Earthing is done to:
a) Increase current
b) Provide a return path
c) Protect against shock
d) Make the system unstable
Answer: c) Protect against shock
6. Which device protects an electrical circuit from damage due to
overload?
a) Relay
b) Transformer
c) Circuit breaker
d) Contactor
Answer: c) Circuit breaker
7. A short circuit means:
a) No resistance
b) High resistance
c) Open circuit
d) Low voltage
Answer: a) No resistance
8. Which current is usually more dangerous?
a) AC
b) DC
c) Both are same
d) Neither
Answer: a) AC
9. The unit of electric power is:
a) Volt
b) Ampere
c) Watt
d) Ohm
Answer: c) Watt
10. Transformer works on which principle?
a) Ohm's Law
b) Electromagnetic induction
c) Coulomb’s Law
d) Thermionic emission
Answer: b) Electromagnetic induction
11. The core of a transformer is made of:
a) Copper
b) Aluminum
c) Silicon steel
d) Plastic
Answer: c) Silicon steel
12. Which part of the transformer stores oil?
a) Core
b) Radiator
c) Conservator
d) Breather
Answer: c) Conservator
13. A step-up transformer:
a) Decreases voltage
b) Increases voltage
c) Increases resistance
d) Maintains same voltage
Answer: b) Increases voltage
14. Buchholz relay is used for:
a) Voltage regulation
b) Overload protection
c) Gas detection and internal fault protection
d) Cooling
Answer: c) Gas detection and internal fault protection
15. The efficiency of a transformer is usually around:
a) 50%
b) 60%
c) 95%
d) 30%
Answer: c) 95%
16. What is the typical frequency of a power transformer?
a) 25 Hz
b) 50/60 Hz
c) 100 Hz
d) 400 Hz
Answer: b) 50/60 Hz
17 ………………… is the HD format
I) 720 × 576
J) 1920 × 1080
K) 1600 × 1080
L) 1260 × 1080
Answer: B
18 The technical terms that explain clarity of audio signals is called:
E) Good Sound B) Intelligence C) High Fidelity D) Solid sound
Answer: B
19 ………………. Is the importance of engineering logbook
I) To report programme of events for the day
J) To report the faults for the day
K) To briefly report details, challenges, solution proffer and event of the day.
L) To register the programmes of the day
Answer: C
20 The following are the studio cameras accessories except ………………
I) Camera control unit (ccu)
J) Viewfinder
K) Triac cable
L) Teleprompter Monitor
Answer: D
21 The following studio equipment is a transducer except
I) Microphone B) Studio cameras C) Video Switcher D) Loudspeaker
Answer: C
22 ……………………….. is the function of a digital matrix in a broadcast environment
F) Routing
G) Storage
H) Multiview
I) Embedding
Answer= A
…………………… is the first procedure before powering studio equipment on resumption on shift
B) Turn on switches
C) Clean the studio
D) Check the logbook
E) All of the above
Answer = C
One of these is not a type of maintenance.
a) Prediction
b) Preventive
c) Continuously
d) Corrective
Answer = C
The three major light used in NTA studios are ;
E) Spot light, Fill Light, Black light
F) Key light, Fill Light, Back light
G) Colour Light, White light and swing light
H) Display Light, Neon light, Halogen light
Answer: B
The term IP refers to
a. internal prospect
b. Internet procedure
c. Internet protocol
d. Integrated portal
Answer: C
What is the main reason for satellite transmission in NTA?
M. To show that NTA is the largest TV network in Africa
N. To transmit from a location to one or more locations at the same time.
O. To avoid signal obstruction.
P. None of the above.
Answer: B
Block UpConverter is a device …………..
M. That blocks excess waveform in satellite transmission.
N. That converts lower frequency radio signals to higher frequencies for satellite
transmission.
O. That has no influence on the transmitted signal.
P. That filters out the audio from the embedded signal to be transmitted.
Answer: B
The receiving device mounted on satellite dishes used for satellite TV reception is
called?
I. BUC.
J. HPA.
K. LNB.
L. Encoder.
Answer: C
Modulation helps in the…………..
I. Embedding of signal.
J. Retrieving of signal.
K. Encoding of signal.
L. Collection of information signal into the carrier.
Answer: D
Demodulation helps in the………….
I. Recovery of information signal.
J. Dis-embedding of information signal.
K. Optimizing the carrier.
L. None of the above.
Answer: A
Satellite is a device sent up into space…………., used for collecting information or
communicating by radio, television, etc
I. To align with the moon.
J. To be in phase with the sun.
K. To travel around the earth,
L. To rotate in space.
Answer: C
FEC in satellite communication stands for ?
I. Feed Easy Conversion.
J. Fail Error Conversion.
K. Forward Easy Correction.
L. Forward Error Correction.
Answer: D
Which is not true?
I. BUC is used to transmit.
J. LNB is used to transmit.
K. HPA is used to transmit.
L. LNB is used to receive.
Answer: B
Which is not true about Ku-Band?
E. Is cheap.
F. Easy to track.
G. Affected by rain drops.
H. Not affected by rain drops.
Answer: C
Which of the following is true about Encoder in satellite communication?
E. It converts video and audio signals into a digital format for transmission over satellite.
F. It does not maintain the integrity of the transmitted signals.
G. It compromises the quality of the transmitted signals.
H. The encoded signal can be easily transmitted over satellite without modulation.
Answer: A
Bad audio can be as a result of the following except
e. Colour of attire
f. Dry joint
g. Channel on mixer
h. Bad cable portion
Answer a
We carry out maintenance for the following except
a. Increase life span
b. Reduce downtime
c. Prevent sudden failure
d. Cause break in transmission
Answer d
One of the following is essentials in acoustics
e. Vibrating body
f. Camera
g. Generator
h. Lighting
Answer a
The following are types of microphone based of directional pattern except
e. Omini directional
f. Bi directional
g. Uni directional
h. Moving Coil
Answer d
Which of the following is a component of the Tv transmitter
i. Studio
j. Camera
k. Exciter
l. Acoustics
Answer c
1. What does the acronym PAL stand for in television
broadcast.
a. Phase alternation line
b. Phase alter live
c. Phase Alternative living
d. Phase ages line
2. What is analogy signed
a. Continuous signal
b. Discrete
c. None of the above
d. All of the above
3. Purpose of television transmitter
a. Send video/audio over the air to your TV set
b. Send nothing
c. Send products
d. Send nothing at all.
4. The following are stages of TV production except
a. Breaking news
b. Pre-production
c. Post production
d. Production
5. What Camera does
a. Capture video or images
b. Generate colour
c. Monitor signal only
d. Block images
6. What monitor does
a. Display visual information
b. Capture image
c. Does nothing
d. Block pictures
7. BUC stand for
a. Block up converter
b. Block down converter
c. Low noise converter
d. Block up come over
8. The following are types of microphones except
a. Condenser
b. Dynamic
c. Ribbon
d. Soldering lead
9. The following can be found in a television station except
a. Hoe
b. Audio console
c. Video mixer
d. Computer
10. The following are types of TV broadcast except.
a. Terrestrial satellite
b. Direct broadcast satellite
c. Outside broadcast
d. Bad signal
11. The following are parts of TV broadcast except
a. Blocking
b. Images source
c. Receiver
d. Transmitter
12. HPA-stand for in satellite communication
a. High power amplifier
b. High people Amp
c. High power action
13. Who oversees a television station
a. General manager
b. Store keeper
c. Security office
d. Temix
14. SATCOM stand for?
a. Satellite communication
b. Satellite comes
c. Satellite coming home
d. Sales customer
15. ICT stand for?
a. Information and Communication Technology
b. Informative Customer Technology
c. Information Technology Expert
d. Informative Techniques computer
16. MCR stand for?
a. Master control tech.
b. Master comes over
c. Master comes red
d. Master control room
17. Purpose of log book
a. Record daily activities
b. Breaking news
c. None of the above
d. All of the above.
18. Why we carryout maintenance
a. To ensure long term functionality, reliability & safer of
equipment
b. Blocking signal
c. Production
d. Post production
19. The following are type of maintenance except
a. Predictive
b. Corrective
c. Preventive
d. Driving
20. The following are safety in a TV broadcast except
a. Prevent accident
b. Protect equipment
c. Ensure accident
d. Damages equipment
3) The following are facilities inside an OB van except
e) Vision mixer
f) Audio mixer
g) camera control unit
h) Transformer (answer)
4) The function of the vision mixer includes the following except
e) Selecting a camera for recording from a list of other cameras
f) Keying graphics
g) Controlling sound (answer)
h) Mixing from one signal source to another
5) The character generator is used to create …… that are inserted into the lower third
portion of the screen
a) Graphics (answer)
b) Audio
c) Video
d) data
6) Engineers use the Waveform monitors and vector scope in the van/studio to control the
video ….
a) Black level
b) White level
c) Dynamic range
d) All of the above (answer)
7) The gen-lock also known as the synch signal is use to
a) Synchronize the video sources (answer)
b) Synchronize the audio sources
c) Synchronize the talkback sources
d) Synchronize the Tally lights sources
8) The function of the AV router is to
a) Route signal from one source to another (answer)
b) Route mails from one source to another
c) Route faults from one source to another
d) Route energy from one source to another
9) The ASI signal from the output of a video encoder could also mean?
a) Asynchronous Serial Interface (answer)
b) Asymmetric Serial Interface
c) Audio Serial Interface
d) Amazing Serial Interface
10) One of the following is the correct signal flow from your camera to your TV at home
a) Camera – Vision mixer – Encoder – Modulator – BUC/HPA – Satellite – Transmitter –
TV (answer)
b) Camera – Audio Mixer – Encoder - Modulator – BUC/HPA – Satellite – Transmitter –
TV
c) Camera - BUC/HPA – Satellite - Encoder – Modulator – Transmitter – TV
d) Camera - Vision mixer – Modulator - Encoder – BUC/HPA – Satellite – Transmitter –
TV
11) In order to be classified as Sound, waves of pressured air must fluctuate at a rate
between
a) 20 to 50KHz
b) 20 to 20KHz (answer)
c) 20 to 30KHz
d) 20 to 40KHz
12) The Hertz is the unit of
a) Current
b) Power
c) Frequency (answer)
d) Resistance
13) The first step in getting the sound of someone’s voice into your video or film is through…
a) Microphone (answer)
b) Speaker
c) Vision mixer
d) Audio mixer
14) The following are different types of microphones except…
a) Electrostatic
b) Condenser
c) Dynamic
d) Atem (answer)
15) The following are characteristics which may be use to asses a microphone except….
a) Physical appearance
b) Sensitivity
c) Directionality
d) Colour (answer)
16) The following hints are used in getting good audio except…
a) Always monitor sound recording through headphones
b) Only use built-in microphone on camera for ambient sound
c) Select a microphone suitable for a sound source
d) Place microphone far from important sound (answer)
17) Buzz, Hum, Crackle sounds are almost caused by…
a) Electrical problem somewhere in the system (answer)
b) Mechanical problem somewhere in the system
c) Chemical problem somewhere in the system
d) Engine problem somewhere in the system
18) Male XLR connectors are used to
a) Input audio
b) Input video
c) Output audio (answer)
d) Output video
