If a set of processes cannot be scheduled by rate monotonic scheduling algorithm, then ______
1.they can be scheduled by EDF algorithm
2. they cannot be scheduled by EDF algorithm
3.they cannot be scheduled by any other algorithm
4.none of the mentioned
If the period of a process is ‘p’, then what is the rate of the task?
1.p2
2.2*p
3.1/p
4.p
If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares. If a new process D requested 30 shares, the admission controller would _____
1.allocate 30 shares to it
2. deny entry to D in the system
3. all of the mentioned
4.none of the mentioned
In rate monotonic scheduling, a process with a shorter period is assigned _______
1.a higher priority
2.a lower priority
3.higher & lower priority
4.None of the mentioned
In which type of streaming multimedia file is delivered to the client, but not shared?
1.real-time streaming
2.progressive download
3.compression
4.None of the mentioned
The streaming that takes place as the event is occurring is ______
1.live streaming
2.dead streaming
3.static streaming
4.on demand streaming
What are the two types of real time streaming?
1. live & on demand streaming
2.dead & static streaming
3. static & on demand streaming
4.on demand streaming
A media file containing audio or video is downloaded and stored on the client’s local file system in ______
1.progressive download
2.regular download
3.real time streaming
4. virtual time streaming
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35. Can the processes be scheduled without missing the deadlines?
1. Yes
2.No
3.Maybe
4.None of the mentioned
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35. The total CPU utilization is ________
1.0.90
2.0.74
3.0.94
4.0.80
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35. The total CPU utilization is?
1.0.90
2.0.74
3.0.94
4.0.80
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35., can the two processes be scheduled using the EDF algorithm without missing their respective deadlines?
1. Yes
2.No
3.Maybe
4.None of the mentioned
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35., the priorities of P1 and P2 are?
1.remain the same throughout
2.keep varying from time to time
3.may or may not be change
4.None of the mentioned
CineBlitz multimedia server supports ______
1. real time clients
2.non-real time clients
3.both real time & non-real time clients
4.None of the mentioned
Earliest deadline first algorithm assigns priorities according to _______
1.periods
2.deadlines
3.burst times
4.None of the mentioned
For a computer to deliver continuous media it must guarantee the specific rate and timing requirements, also known as _____
1. deadline
2.quality of service
3.period
4.burst time
For QOS to be implemented properly ______
1.file systems must be efficient to meet the rate requirements of continuous media
2.network protocols must support bandwidth requirements while minimizing delay and jitter
3.all of the mentioned
4.None of the mentioned
If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares. A will have ______ percent of the total processor time.
1. 20
2.15
3. 50
4.none of the mentioned
If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares. B will have ______ percent of the total processor time.
1.20
2.15
3.50
4.none of the mentioned
If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares. C will have ______ percent of the total processor time.
1.20
2.15
3.50
4.none of the mentioned
In teardown state of real time streaming protocol is ______
1.the server resources for client
2.server delivers the stream to client
3. server suspends delivery of stream
4.server breaks down the connection
Memory management units ______
1.increase the cost of the system
2.increase the power consumption of the system
3.increase the time required to complete an operation
4.All of the Mentioned
Multimedia files stored on a remote server are delivered to a client across the network using a technique known as ______
1.download
2.streaming
3. flowing
4.leaking
Multimedia system require hard real time scheduling ______
1.to ensure critical tasks will be serviced within timing deadlines
2.to deliver the media file to the client
3.to minimize the delay
4. for security
Progressive download is most useful for _____
1.short video clips
2. long video clips
3.extremely long and high quality videos
4.None of the mentioned
Random access is not allowed in _____
1.live streaming
2.dead streaming
3. static streaming
4. on demand streaming
Rate monotonic scheduling assumes that the _____
1.processing time of a periodic process is same for each CPU burst
2.processing time of a periodic process is different for each CPU burst
3.periods of all processes is the same
4.None of the mentioned
Real time streaming is most useful for ______
1. short video clips
2.long video clips
3.extremely short and low quality videos
4.None of the mentioned
Real time streaming protocol is used ________
1. to control streaming media servers
2.for establishing and controlling media sessions between endpoints
3. to provide real time control of playback of media files from the server
4. all of the mentioned
T shares of time are allocated among all processes out of N shares in _______scheduling algorithm.
1. rate monotonic
2.proportional share
3. earliest deadline first
4.none of the mentioned
The ability to move around within a media stream is known as _____
1. buffering
2.random access
3.access
4. sequential access
The characteristic of the eye to retain the image for a short time after it has been presented is known as _______
1. persistence of vision
2.learning power
3.memory mapped input
4.none of the mentioned
The delay that occur during the playback of a stream is called _______
1.stream delay
2.playback delay
3. jitter
4.event delay
The faster the frames are displayed, ________
1.the rougher the video appears
2.the smoother the video appears
3.it gets blurry
4.None of the mentioned
The major difference between a multimedia file and a regular file is _____
1. the size
2.the attributes
3.the ownership
4.the rate at which the file must be accessed
The media file is streamed to the client but is only played and not stored by the client in _______
1. progressive download
2.regular download
3.real time streaming
4.virtual time streaming
The scheduler admits a process using ______
1. two phase locking protocol
2.admission control algorithm
3.busy wait polling
4.none of the mentioned
The technique in which the CPU generates physical addresses directly is known as ______
1. relocation register method
2. real addressing
3. virtual addressing
4.None of the mentioned
The ______ scheduling algorithm schedules periodic tasks using a static priority policy with preemption.
1.earliest deadline first
2. rate monotonic
3.first cum first served
4.priority
There are two processes P1 and P2, whose periods are 50 and 100 respectively. P1 is assigned higher priority than P2. The processing times are t1 = 20 for P1 and t2 = 35 for P2. Is it possible to schedule these tasks so that each meets its deadline using Rate monotonic scheduling?
1. yes
2. no
3. maybe
4.None of the mentioned
To schedule the processes, they are considered _____
1.infinitely long
2.periodic
3. heavy weight
4.light weight
Using EDF algorithm practically, it is impossible to achieve 100 percent utilization due to ______
1.the cost of context switching
2.interrupt handling
3.power consumption
4.all of the mentioned
Video is represented as a series of images formally known as ______
1.pics
2.shots
3. frames
4.snaps
What are the two types of streaming techniques?
1.progressive download & real time streaming
2.regular download & real time streaming
3. real time & virtual time streaming
4.virtual time streaming
What is multimedia file?
1.is same as any other regular file
2.must be accessed at specific rate
3.stored on remote server can not be delivered to its client
4.None of the mentioned
What will happen once a file is compressed?
1. it has a better quality
2.it takes up less space for storage
3.it cannot be delivered to the client more quickly
4.None of the mentioned
When will Local playback be used?
1.the multimedia data are delivered from a local file system
2.a computer next to you is playing something
3. a multimedia file is being played on a system in the local network
4.none of the mentioned
Which algorithm can be optimized to meet the timing deadlines and rate requirements of continuous media?
1. Earliest-Deadline-First scheduling
2.SCAN-EDF scheduling
3.Both Earliest-Deadline-First scheduling & SCAN-EDF scheduling
4.None of the mentioned
Which one of the following is the characteristic of a multimedia system?
1. high storage
2. high data rates
3.both high storage and high data rates
4.None of the mentioned
Which one of the following resource is not necessarily required on a file server?
1.secondary storage
2.processor
3. network
4.monitor