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cs604 Quiz No.4 will be conducted on 18/8/2014 to 19/82014. Lec31 to Lect42

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Please all students related this subject Share your online Quizzes here to help each other.thanks

 

Please share the question and their answers of this quiz if anyone has done.
Thanks. 

Send me solved quiz of cs604 no 4

Question # 1 of 10 ( Start time: 07:24:13 AM ) Total Marks: 1
LRU page replacement algorithm can be implemented by
Select correct option:
counter
stack
linked list
all of the given options

Question # 2 of 10 ( Start time: 07:25:28 AM ) Total Marks: 1
The segment table maps the _________________ to physical addresses.
Select correct option:
Page addresses
Shared page addresses
One-dimensional logical addresses
Two-dimensional logical addresses

Question # 3 of 10 ( Start time: 07:26:28 AM ) Total Marks: 1
Assume a logical address space of 16 pages, each of 1024 words, each mapped into a physical memory of 32 frames. Each word consists of 2 bytes. What will be the total number of bits required for f (frames)?
Select correct option:
5
6
7
8

Question # 4 of 10 ( Start time: 07:27:55 AM ) Total Marks: 1
In __________ scheme free frames are equally divided among processes.
Select correct option:
Fixed Allocation
Proportional Allocation
Priority Allocation
None of the given options

Question # 5 of 10 ( Start time: 07:28:37 AM ) Total Marks: 1
Following schemes allow efficient implementations of page tables EXCEPT
Select correct option:
Hashed Page Table
Hierarchical / Multilevel Paging
Inverted Page Table
Binary Page Table

Question # 6 of 10 ( Start time: 07:29:25 AM ) Total Marks: 1
FIFO Page Replacement Algorithm has the lowest page fault rate
Select correct option:
True
False

Question # 7 of 10 ( Start time: 07:30:04 AM ) Total Marks: 1
The major criterion in the selection of a particular algorithm is that we want to ______________
Select correct option:
minimize the number of page faults.
increase efficiency.
reduce running time of page replacement algorithm.
maximize the number of page faults.

Question # 8 of 10 ( Start time: 07:30:50 AM ) Total Marks: 1
In ______ allocation scheme number of frames allocated to a process is proportional to its size .
Select correct option:
Fixed Allocation
Proportional Allocation
Priority Allocation
None of the given options

Question # 9 of 10 ( Start time: 07:31:21 AM ) Total Marks: 1
It is not possible to run a program whose size is greater than the size of the main memory.
Select correct option:
True
False

Question # 10 of 10 ( Start time: 07:31:37 AM ) Total Marks: 1
The address generated by the CPU, after any indexing or other addressing-mode arithmetic, is called a --------address, and the address it gets translated to by the MMU is called a ---------address.
Select correct option:
Virtual, physical
Hexadecimal, Binary
Valid, invalid
Physical, Virtual

Thanks Fairy....kindly add more current quiz...thanks

Thanks for share


1. Address Binding will be at _______ in Multiprogramming with Fixed Tasks (MFT). 
    Run time
    Load time (Page#161)
    Dynamic time
    None of the given options

2. In ------------- technique, memory is divided into several fixed-size partitions.
    Swapping
    Overlays
    Multiprogramming with Fixed Tasks (MFT) (Page#160)
    Multiprogramming with Variable Tasks (MVT)

3. Overlays are implemented by the ___________.
    Operating system
    Programmer (Page#157)
    Kernel
    Shell

4. ________ is used to store data on secondary storage device, e.g., a source program(in C), an executable program.
    Block Special File
    Link File
    Ordinary File (Page#218)
    Directory

5. If a process continues to fault, replacing pages, for which it then faults and brings back in right away. This high paging activity is called ___________.
    Paging
    Thrashing (Page#208)
    Page fault
    CPU utilization

6. The size of pages and frames are same in logical memory and physical memory
respectively.
    True (Page#165)
    False


7. The logical address of Intel 80386 is _________
    36 bits
    48 bits (Page#183)
    64 bits
    128 bits

8. A page table needed for keeping track of pages of the page table is called-------------.
    2-level paging
    Page directory (Page#173)
    Page size
    Page table size


9. In _____________ page replace algorithm we will replace the page that has not been used for the longest period of time.
    Counter based
    Least Frequently Used
    FIFO
    LRU (Page#200)


10. Intel is basically designed for following Operating Systems except __________.
    MULTICS (Page#182)
    OS/2
    Windows
    Linux

Thanks...Fairy...

Question # 1 of 10 ( Start time: 07:46:29 AM ) Total Marks: 1
The high paging activity is called _______
Select correct option:

Segmentation
Page Fault
Multiprogramming
Thrashing 


Question # 2 of 10 ( Start time: 07:46:50 AM ) Total Marks: 1
In pages segmentation, the logical address is legal if d is _________segment length.
Select correct option:

Less than
Greater than
Equal to
Greater than or equal to

Question # 3 of 10 ( Start time: 07:47:56 AM ) Total Marks: 1
In paged segmentation, we divide every segment in a process into __________ pages.
Select correct option:

Fixed size
Variable size

Question # 4 of 10 ( Start time: 07:48:15 AM ) Total Marks: 1
______________is the operating system’s attempt to improve the computer system’s utilization and throughput.
Select correct option:

Exec
Fork
Demand Paging
Thrashing

Question # 5 of 10 ( Start time: 07:48:34 AM ) Total Marks: 1
The term pager is used in connection with ________________.
Select correct option:

Demand Paging
Paging
Segmentation
Paged Segmentation

Question # 6 of 10 ( Start time: 07:49:17 AM ) Total Marks: 1
Intel is basically designed for following Operating Systems except __________.
Select correct option:

MULTICS
OS/2
Windows
Linux

Question # 7 of 10 ( Start time: 07:50:43 AM ) Total Marks: 1
When the process tries to access locations that are not in memory, the hardware traps the operating system. This is called as ___________.
Select correct option:

Page Fault
Page replacement
Paging
Segmentation

Question # 8 of 10 ( Start time: 07:52:07 AM ) Total Marks: 1
_____________is the separation of user logical memory from physical memory.
Select correct option:

ROM
Physical memory
Virtual Memory
None of the given options

Question # 9 of 10 ( Start time: 07:52:29 AM ) Total Marks: 1
Each page is a power of -------- bytes long in paging scheme.
Select correct option:

2
3
4
5

Question # 10 of 10 ( Start time: 07:53:30 AM ) Total Marks: 1
The segment table maps the _________________ to physical addresses.
Select correct option:

Page addresses
Shared page addresses
One-dimensional logical addresses
Two-dimensional logical addresses

Faiʀy Qu££n thanks for sharing..keep it up 

today quiz


MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 88
sec(s)
Question # 2 of 10 ( Start time: 07:39:48 PM ) Total Marks: 1
In case of thrashing if CPU utilization is too low the operating system ______ the degree of multiprogramming.
Select correct option:
increases
decreases
sometimes increases and sometimes decreases
None of the given options

ans 1

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 89
sec(s)
Question # 3 of 10 ( Start time: 07:40:31 PM ) Total Marks: 1
The segment table maps the _________________ to physical addresses.
Select correct option:
Page addresses
Shared page addresses
One-dimensional logical addresses
Two-dimensional logical addresses
ans 4

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 89
sec(s)
Question # 4 of 10 ( Start time: 07:41:20 PM ) Total Marks: 1
The main criteria for Page Replacement in Optimal Page Replacement Algorithm is to
Select correct option:
replace that page which will not be used for the longest period of time.
replace that page which will be required most frequently in the execution of a process
replace the page which is biggest in size
replace the page which is smaller in size

ans 1st bt not sure

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 89
sec(s)
Question # 5 of 10 ( Start time: 07:41:57 PM ) Total Marks: 1
----------holds the smallest legal physical memory address for a process
Select correct option:
Base register
Limit register
Index register
Stack pointers register
Ans 1

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 89
sec(s)
Question # 6 of 10 ( Start time: 07:42:39 PM ) Total Marks: 1
Intel is basically designed for following Operating Systems except __________.
Select correct option:
MULTICS
OS/2
Windows
Linux
ans 2

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 88
sec(s)
Question # 7 of 10 ( Start time: 07:43:42 PM ) Total Marks: 1
Following are the advantages of Virtual memory EXCEPT
Select correct option:
Efficient process creation
Concept of memory mapped files
Low CPU consumption
Running large sized processes
ans 3

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 89
sec(s)
Question # 8 of 10 ( Start time: 07:44:36 PM ) Total Marks: 1
In paged segmentation, we divide every segment in a process into __________ pages.
Select correct option:
Fixed size
Variable size

ans 1

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 89
sec(s)
Question # 9 of 10 ( Start time: 07:45:09 PM ) Total Marks: 1
The main objective of LRU Page Replacement Algorithm is to
Select correct option:
replace that page which is referenced most frequently
replace the page which is replaced most recently
replace the page which is used urgently
replace that page which was used most previously
ans 4th

MC110200665 : Javaria

Quiz Start Time: 07:39 PM
Time Left 88
sec(s)
Question # 10 of 10 ( Start time: 07:46:06 PM ) Total Marks: 1
_____________ is caused due to un-used space in physical memory.
Select correct option:
Internal fragmentation
External fragmentation
Paging
MVT
ans 1


MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 88
sec(s)
Question # 1 of 10 ( Start time: 09:23:46 PM ) Total Marks: 1
A page table needed for keeping track of pages of the page table is called --------------
Select correct option:
2-level paging
Page directory
Page size
Page table size

ans 2

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 88
sec(s)
Question # 2 of 10 ( Start time: 09:25:01 PM ) Total Marks: 1
------------ register contains the size of the process
Select correct option:
Base register
Index register
Limit register
Stack pointers register


ans 3

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 89
sec(s)
Question # 3 of 10 ( Start time: 09:25:31 PM ) Total Marks: 1
The main objective of LRU Page Replacement Algorithm is to
Select correct option:
replace that page which is referenced most frequently
replace the page which is replaced most recently
replace the page which is used urgently
replace that page which was used most previously

ans 3

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 89
sec(s)
Question # 4 of 10 ( Start time: 09:26:20 PM ) Total Marks: 1
We want a page replacement algorithm with the _____________ page-fault rate.
Select correct option:
Highest
Lowest
Normal
None of the given

ans 2

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 89
sec(s)
Question # 5 of 10 ( Start time: 09:26:53 PM ) Total Marks: 1
In __________ scheme free frames are equally divided among processes.
Select correct option:
Fixed Allocation
Proportional Allocation
Priority Allocation
None of the given options

ans 2

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 88
sec(s)
Question # 6 of 10 ( Start time: 09:27:41 PM ) Total Marks: 1
_____________is the separation of user logical memory from physical memory.
Select correct option:
ROM
Physical memory
Virtual Memory
None of the given options


ans 3

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 88
sec(s)
Question # 7 of 10 ( Start time: 09:28:34 PM ) Total Marks: 1
The main criteria for Page Replacement in Optimal Page Replacement Algorithm is to
Select correct option:
replace that page which will not be used for the longest period of time.
replace that page which will be required most frequently in the execution of a process
replace the page which is biggest in size
replace the page which is smaller in size

ans 1

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 89
sec(s)
Question # 8 of 10 ( Start time: 09:29:56 PM ) Total Marks: 1
The main memory is usually divided into partitions, one for __________ and other for __________ .
Select correct option:
Operating System, User processes
Operating system, CPU
Processes, Virtual Memory
Base Register, Limit Register

ans 1

MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 89
sec(s)
Question # 9 of 10 ( Start time: 09:30:42 PM ) Total Marks: 1
In a UNIX system,__________ system call can be used to request the operating system to memory map an opened file.
Select correct option:
mmap( )
fork ( )
exec( )
read( )

ans 1


MC120404119 : Mamoona Rana

Quiz Start Time: 09:23 PM
Time Left 89
sec(s)
Question # 10 of 10 ( Start time: 09:31:17 PM ) Total Marks: 1
In _____________ page replacement algorithm we will replace the page that has not been used for the longest period of time.
Select correct option:
Counter based
Least Frequently Used
FIFO
LRU


ans 4


MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 88
sec(s)
Question # 1 of 10 ( Start time: 09:41:31 PM ) Total Marks: 1
------------ register contains the size of the process
Select correct option:
Base register
Index register
Limit register
Stack pointers register

ans 3

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 89
sec(s)
Question # 2 of 10 ( Start time: 09:41:54 PM ) Total Marks: 1
--------------refers to the situation when free memory space exists to load a process in the memory but the space is not contiguous.
Select correct option:
Segmentation
Internal fragmentation
Swapping
External Fragmentation

ans 4

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 89
sec(s)
Question # 3 of 10 ( Start time: 09:42:31 PM ) Total Marks: 1
Optimal Page Replacement Algorithm provides a benchmark in assessing other page replacement algorithms.
Select correct option:
True
False

ans 1

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 88
sec(s)
Question # 4 of 10 ( Start time: 09:43:11 PM ) Total Marks: 1
_____________ is caused due to un-used space in fixed size blocks/ pages.
Select correct option:
Internal fragmentation
External fragmentation
Paging
MVT

ns 1

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 89
sec(s)
Question # 5 of 10 ( Start time: 09:43:43 PM ) Total Marks: 1
The logical address of Intel 80386 is _________.
Select correct option:
36 bits
48 bits
64 bits
128 bits

ans 2

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 89
sec(s)
Question # 6 of 10 ( Start time: 09:44:06 PM ) Total Marks: 1
In pages segmentation, the logical address is legal if d is _________segment length.
Select correct option:
Less than
Greater than
Equal to
Greater than or equal to

ans 1

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 88
sec(s)
Question # 7 of 10 ( Start time: 09:44:27 PM ) Total Marks: 1
External Fragmentation takes place in ______________
Select correct option:
Multiprogramming with Variable Tasks (MVT)
Multiprogramming with Fixed Tasks (MFT)
Multi-tasking
Paging

ans 1

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 89
sec(s)
Question # 8 of 10 ( Start time: 09:45:12 PM ) Total Marks: 1
Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------
Select correct option:
Frames, pages
Pages, Frames
Frames, holes
Holes, segments

ans 1

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 89
sec(s)
Question # 9 of 10 ( Start time: 09:45:53 PM ) Total Marks: 1
The high paging activity is called _______
Select correct option:
Segmentation
Page Fault
Multiprogramming
Thrashing

ans 4

MC120402076 : Ghazala Amjed

Quiz Start Time: 09:41 PM
Time Left 82
sec(s)
Question # 10 of 10 ( Start time: 09:46:30 PM ) Total Marks: 1
In ______ allocation scheme number of frames allocated to a process is proportional to its size .
Select correct option:
Fixed Allocation
Proportional Allocation
Priority Allocation
None of the given options

ans 2

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