Technique to implement virtual memory where memory is divided into units of fixed size memory is _________ A. Paging B. De-fragments C. Segmentation D. None of the above

Technique to implement virtual memory where memory is divided into units of fixed size memory is _________ A. Paging B. De-fragments C. Segmentation D. None of the above
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A. Paging
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State true of false. i) With paging, each process is divided into relatively small, fixed-size pages. ii) Segmentation provides for the use of pieces of varying size. A) Partition management B) Memory management C) Disk management D) All of the above

Description : State true of false. i) With paging, each process is divided into relatively small, fixed-size pages. ii) Segmentation provides for the use of pieces of varying size. A) Partition management B) Memory management C) Disk management D) All of the above

Last Answer : B) Memory management

..................... provides a larger sized of virtual memory but require virtual memory which provides multidimensional memory. A) Paging method B) Segmentation method C) Paging and segmentation method D) None of these

Description : ..................... provides a larger sized of virtual memory but require virtual memory which provides multidimensional memory. A) Paging method B) Segmentation method C) Paging and segmentation method D) None of these

Last Answer : B) Segmentation method

The process of division on memory spaces is called ______________ a) Paging b) Segmentation c) Bifurcation d) Dynamic Division

Description : The process of division on memory spaces is called ______________ a) Paging b) Segmentation c) Bifurcation d) Dynamic Division

Last Answer : Answer: b Explanation: The memory space is divided into segments of dynamic size. The programmer is aware of the segmentation and can reallocate the segments accordingly

Compare the memory organization schemes of contiguous memory allocation, pure segmentation, and pure paging with respect to the following issues External fragmentation?

Description : Compare the memory organization schemes of contiguous memory allocation, pure segmentation, and pure paging with respect to the following issues External fragmentation?

Last Answer : 1. Compare the memory organization schemes of contiguous memory allocation, pure segmentation, and pure paging with respect to the following issues: a. External fragmentationb. Internal fragmentation

_________ is a type of non-volatile memory that erases data in units called blocks. A. Flash memory B. Virtual memory C. Buffer D. None of the Above

Description : _________ is a type of non-volatile memory that erases data in units called blocks. A. Flash memory B. Virtual memory C. Buffer D. None of the Above

Last Answer : A. Flash memory

Working set model is used in memory management to implement the concept of (A) Swapping (B) Principal of Locality (C) Segmentation (D) Thrashing

Description : Working set model is used in memory management to implement the concept of (A) Swapping (B) Principal of Locality (C) Segmentation (D) Thrashing

Last Answer : (B) Principal of Locality

Technique of using disk space to make programs believe that the system contains more Random Access Memory(RAM) than is actually available is called ______ A. Random Access Memory B. Primary Memory C. Secondary Memory D. Virtual Memory

Description : Technique of using disk space to make programs believe that the system contains more Random Access Memory(RAM) than is actually available is called ______ A. Random Access Memory B. Primary Memory C. Secondary Memory D. Virtual Memory

Last Answer : D. Virtual Memory

Virtual memory is _________ A. an extremely large main memory B. an extremely large secondary memory C. a type of used in super computers D. an illusion of extremely large main memory

Description : Virtual memory is _________ A. an extremely large main memory B. an extremely large secondary memory C. a type of used in super computers D. an illusion of extremely large main memory

Last Answer : D. an illusion of extremely large main memory

_________ is the transfer of computer data from a temporary storage area to the computer’s permanent memory. A. Flash B. Virtual C. Buffer Flush D. None of the Above

Description : _________ is the transfer of computer data from a temporary storage area to the computer’s permanent memory. A. Flash B. Virtual C. Buffer Flush D. None of the Above

Last Answer : C. Buffer Flush

_________ is a data area shared by hardware devices or program processes that operate at different speeds or with different sets of priorities. A. Flash memory B. Virtual memory C. Buffer D. None of the Above

Description : _________ is a data area shared by hardware devices or program processes that operate at different speeds or with different sets of priorities. A. Flash memory B. Virtual memory C. Buffer D. None of the Above

Last Answer : C. Buffer

With ................ a page is brought into main memory only when the reference is made to a location on that page. A) demand paging B) main paging C) prepaging D) postpaging

Description : With ................ a page is brought into main memory only when the reference is made to a location on that page. A) demand paging B) main paging C) prepaging D) postpaging

Last Answer : A) demand paging

An IP datagram of size 1000 bytes arrives at a router. The router has to forward this packet on a link whose MTU (maximum transmission unit) is 100 bytes. Assume that the size of the IP header is 20 bytes. The number of fragments that the IP datagram will be divided into for transmission is : a. 10 b. 50 c. 12 d. 13

Description : An IP datagram of size 1000 bytes arrives at a router. The router has to forward this packet on a link whose MTU (maximum transmission unit) is 100 bytes. Assume that the size of the IP header is 20 bytes ... the IP datagram will be divided into for transmission is : a. 10 b. 50 c. 12 d. 13

Last Answer : d. 13

Fragmentation is: a) Dividing the secondary memory into equal sized fragments b) Fragments of memory words used in a page c) Fragments of memory words unused in a page d) None of The Above

Description : Fragmentation is: a) Dividing the secondary memory into equal sized fragments b) Fragments of memory words used in a page c) Fragments of memory words unused in a page d) None of The Above

Last Answer : c) Fragments of memory words unused in a page

Which of the following routing technique / techniques is / are used in distributed systems ? A. Fixed Routing B. Virtual Routing C. Dynamic Routing a. A Only b. A and B only c. C only d. All A,B,C

Description : Which of the following routing technique / techniques is / are used in distributed systems ? A. Fixed Routing B. Virtual Routing C. Dynamic Routing a. A Only b. A and B only c. C only d. All A,B,C

Last Answer : a. A Only

In a demand paging memory system, page table is held in registers. The time taken to service a page fault is 8 m.sec. if an empty frame is available or if the replaced page is not modified, and it takes 20 m.secs., if the replaced page is modified. What is the average access time to service a page fault assuming that the page to be replaced is modified 70% of the time ? (A) 11.6 m.sec. (B) 16.4 m.sec. (C) 28 m.sec. (D) 14 m.sec.

Description : In a demand paging memory system, page table is held in registers. The time taken to service a page fault is 8 m.sec. if an empty frame is available or if the replaced page is not modified, and it takes 20 m.secs., if the replaced ... ? (A) 11.6 m.sec. (B) 16.4 m.sec. (C) 28 m.sec. (D) 14 m.sec.

Last Answer : (B) 16.4 m.sec. 

In a paging system, it takes 30 ns to search translation Look-aside Buffer (TLB) and 90 ns to access the main memory. If the TLB hit ratio is 70%, the effective memory access time is: (1) 48 ns (2) 147 ns (3) 120 ns (4) 84 ns

Description : In a paging system, it takes 30 ns to search translation Look-aside Buffer (TLB) and 90 ns to access the main memory. If the TLB hit ratio is 70%, the effective memory access time is: (1) 48 ns (2) 147 ns (3) 120 ns (4) 84 ns

Last Answer : Answer: 2

Sometimes, Session layer is also called ______ layer a. Virtual layer b. Port layer c. Segmentation layer d. Process layer

Description : Sometimes, Session layer is also called ______ layer a. Virtual layer b. Port layer c. Segmentation layer d. Process layer

Last Answer : b. Port layer

What is the most appropriate function of Memory Management Unit (MMU) ? (A) It is an associative memory to store TLB (B) It is a technique of supporting multiprogramming by creating dynamic partitions (C) It is a chip to map virtual address to physical address (D) It is an algorithm to allocate and deallocate main memory to a process

Description : What is the most appropriate function of Memory Management Unit (MMU) ? (A) It is an associative memory to store TLB (B) It is a technique of supporting multiprogramming by creating dynamic partitions ... to physical address (D) It is an algorithm to allocate and deallocate main memory to a process 

Last Answer : (C) It is a chip to map virtual address to physical address

For the implementation of a paging scheme, suppose the average process size be x bytes, the page size be y bytes, and each page entry requires z bytes. The optimum page size that minimizes the total overhead due to the page table and the internal fragmentation loss is given by (A) x/2 (B) xz/2 (C) √2xz (D) (√xz)/2

Description : For the implementation of a paging scheme, suppose the average process size be x bytes, the page size be y bytes, and each page entry requires z bytes. The optimum page size that minimizes the total overhead due to the page ... fragmentation loss is given by (A) x/2 (B) xz/2 (C) √2xz (D) (√xz)/2

Last Answer : (C) √2xz 

What is the technique used for separation of DNA fragments. -Biology

Description : What is the technique used for separation of DNA fragments. -Biology

Last Answer : answer:

Fragments of DNA can be identified by the technique of (A) Western blotting (B) Eastern blotting (C) Northern blotting (D) Southern blotting

Description : Fragments of DNA can be identified by the technique of (A) Western blotting (B) Eastern blotting (C) Northern blotting (D) Southern blotting

Last Answer : Answer : D

The technique of producing plants from minute fragments is called?

Description : The technique of producing plants from  minute fragments is called?

Last Answer : Tissue culture

The technique of increasing sales of present or existing products in present or existing markets by selling more to present customers or gaining new customers is called a) Market Development b) Market Segmentation c) Market Penetration d) None of the above.

Description : The technique of increasing sales of present or existing products in present or existing markets by selling more to present customers or gaining new customers is called a) Market Development b) Market Segmentation c) Market Penetration d) None of the above.

Last Answer : c) Market Penetration

The most common user identification technique is via? A. Sessions B. Cookies C. Segmentation D. page views

Description : The most common user identification technique is via? A. Sessions B. Cookies C. Segmentation D. page views

Last Answer : B. Cookies

A thread is a______: a) lightweight process where the context switching is low b) lightweight process where the context switching is high c) is used to speed up paging d) None of The Above

Description : A thread is a______: a) lightweight process where the context switching is low b) lightweight process where the context switching is high c) is used to speed up paging d) None of The Above

Last Answer : a) lightweight process where the context switching is low

...... is a procedure that requires users to enter an identification code and a matchingpassword. 1) Paging 2) Logging on 3) Time-Sharing 4) Multitasking

Description : ...... is a procedure that requires users to enter an identification code and a matchingpassword. 1) Paging 2) Logging on 3) Time-Sharing 4) Multitasking

Last Answer : 2) Logging on

Poor response times are usually caused by 1) Process busy 2) High I/O rates 3) High paging rates 4) Any of the above

Description : Poor response times are usually caused by 1) Process busy 2) High I/O rates 3) High paging rates 4) Any of the above

Last Answer : 4) Any of the above

Poor response times are usually caused by 1 Process busy 2 High I/O rates 3 High paging rates 4 Any of the above

Description : Poor response times are usually caused by 1 Process busy 2 High I/O rates 3 High paging rates 4 Any of the above

Last Answer : 4 Any of the above

Which of the following statements are true? (a) Marginal costing is not an independent system of costing. (b) In marginal costing all elements of cost are divided into fixed and variable components. (c) In marginal costing fixed costs are treated as product cost. (d) Marginal costing is not a technique of cost analysis. A. A and B B. B and C C. A and D D. B and D

Description : Which of the following statements are true? (a) Marginal costing is not an independent system of costing. (b) In marginal costing all elements of cost are divided into fixed and variable components. (c) In marginal costing fixed ... cost analysis. A. A and B B. B and C C. A and D D. B and D

Last Answer : A. A and B

The virtual hitch point of a directional implement is located at: a) Near the front axle b) 40 mm towards the rear axle c) At the power take off shaft d) Between two lower links

Description : The virtual hitch point of a directional implement is located at: a) Near the front axle b) 40 mm towards the rear axle c) At the power take off shaft d) Between two lower links

Last Answer : d) Between two lower links

Write a program to implement the concept of virtual base class for following figure. Accept and display information of one employee with his name, code, basic pay, experience and gross salary with the object of employee class.

Description : Write a program to implement the concept of virtual base class for following figure. Accept and display information of one employee with his name, code, basic pay, experience and gross salary with the object of employee class.

Last Answer : #include<iostream.h> #include<conio.h> class Master  {  char name[10],code[3];  public:  void acceptM() { cout<<"\nEnter name and code "; cin>>name>>code; ... .displayM(); e.displayA(); e.displayD(); e.displayE(); getch();  }

Unified Payment System (UPI), a common platform which links your _________ to a virtual payment address, effectively making money transfer as easy as an SMS. A. Bank Account Number B. IFSC Code C. Virtual Address D. All of the Above E. None of the Above.

Description : Unified Payment System (UPI), a common platform which links your _________ to a virtual payment address, effectively making money transfer as easy as an SMS. A. Bank Account Number B. IFSC Code C. Virtual Address D. All of the Above E. None of the Above.

Last Answer : A. Bank Account Number Explanation: Unified Payment System (UPI), a common platform which links your bank account number to a virtual payment address, effectively making money transfer as easy as an SMS.

Which is appropriate description of Average Costs? a) The value of opportunities which have been lost by utilizing resources in particular service or health technology. b) The total costs (i.e. all the costs incurred in the delivery of a service) of a health care system divided by the units of production. c) Independent of the number of units of production and include heating, lighting and fixed staffing costs. d) The cost of the consumption of medicines is a good example of variable costs.

Description : Which is appropriate description of Average Costs? a) The value of opportunities which have been lost by utilizing resources in particular service or health technology. b) The total costs (i.e. all the ... costs. d) The cost of the consumption of medicines is a good example of variable costs.

Last Answer : b) The total costs (i.e. all the costs incurred in the delivery of a service) of a health care system divided by the units of production. 

Define memory segmentation. How memory segmentation is achieved in 8086? State advantages of memory segmentation.

Description : Define memory segmentation. How memory segmentation is achieved in 8086? State advantages of memory segmentation.

Last Answer : Memory Segmentation: The memory in an 8086 microprocessor is organized as a segmented memory. The physical memory is divided into 4 segments namely, - Data segment, Code Segment, Stack Segment and Extra ... 16 bit size. 6) Programs and data can be stored separately from each other in segmentation.

Gel electrophoresis is used for (a) construction of recombinant DNA by joining with cloning vectors (b) isolation of DNA molecules (c) cutting of DNA into fragments (d) separation of DNA fragments according to their size.

Description : Gel electrophoresis is used for (a) construction of recombinant DNA by joining with cloning vectors (b) isolation of DNA molecules (c) cutting of DNA into fragments (d) separation of DNA fragments according to their size.

Last Answer : (d) separation of DNA fragments according to their size.

Banking services provided to Special Economic Zones(SEZ) units have been exempted from _________ A. Sales Tax B. Securities Transaction Tax – STT. C. Central Excise Duty D. Service Tax E. None of the Above

Description : Banking services provided to Special Economic Zones(SEZ) units have been exempted from _________ A. Sales Tax B. Securities Transaction Tax – STT. C. Central Excise Duty D. Service Tax E. None of the Above

Last Answer : D. Service Tax Explanation: Banking services offered to units set up in special economic zones have been exempted from paying service tax.

A virtual memory has a page size of 1K words. There are eight pages and four blocks. The associative memory page table contains the following entries: Image Which of the following list of virtual addresses (in decimal) will not cause any page fault if referenced by the CPU? (A) 1024, 3072, 4096, 6144 (B) 1234, 4012, 5000, 6200 (C) 1020, 3012, 6120, 8100 (D) 2021, 4050, 5112, 7100

Description : A virtual memory has a page size of 1K words. There are eight pages and four blocks. The associative memory page table contains the following entries:  Which of the following list of virtual addresses (in ... 1234, 4012, 5000, 6200 (C) 1020, 3012, 6120, 8100 (D) 2021, 4050, 5112, 7100

Last Answer : Answer: C Explanation: The pages which are not in main memory are: 1020 will not cause page fault (1024-2047) 3012 will not cause page fault (3072-4095) 6120 will not cause page fault (4096-5119) 8100 will not cause page fault (6144-7167)

What is Virtual Memory ?

Description : What is Virtual Memory ?

Last Answer : The computer has physical memory or RAM attached. RAM has size limitations. When you turn on the computer, the program loads in RAM. When you open a file, it also loads in RAM. If the file ... address is called mapping. Copying a virtual page from disk to main memory is called paging or shopping.

Virtual memory is 1) Memory on the hard disk that the CPU uses as an extended RAM 2) RAM 3) Only necessary if you do not have any RAM in your computer 4) A back up device for floppy disks 5) None of these

Description : Virtual memory is 1) Memory on the hard disk that the CPU uses as an extended RAM 2) RAM 3) Only necessary if you do not have any RAM in your computer 4) A back up device for floppy disks 5) None of these

Last Answer : Answer :2

The two basic types of memory in a computer are ________ a) Primary and major b) Primary and Secondary c) Minor and Major d) Main and virtual

Description : The two basic types of memory in a computer are ________ a) Primary and major b) Primary and Secondary c) Minor and Major d) Main and virtual

Last Answer : Answer: b Explanation: There are two types of memories in a computer system: The Primary Memory and the Secondary Memory. The primary memory can be directly accessed by the CPU whereas the secondary memory cannot be directly accessed

___________ is a very high speed memory placed in between RAM and CPU. A. Magnetic disk B. Magnetic drum C. Virtual memory D. Cache memory

Description : ___________ is a very high speed memory placed in between RAM and CPU. A. Magnetic disk B. Magnetic drum C. Virtual memory D. Cache memory

Last Answer : D. Cache memory

_____________is a feature of an operating system that allows a computer to compensate for shortages of physical memory by temporarily transferring pages of data from RAM to disk storage. A. Flash memory B. Virtual memory C. Buffer D. None of the Above

Description : _____________is a feature of an operating system that allows a computer to compensate for shortages of physical memory by temporarily transferring pages of data from RAM to disk storage. A. Flash memory B. Virtual memory C. Buffer D. None of the Above

Last Answer : B. Virtual memory

Virtual Memory is: a) An extremely large main memory b) An extremely large secondary memory. c) An illusion of an extremely large memory. d) None of The Above

Description : Virtual Memory is: a) An extremely large main memory b) An extremely large secondary memory. c) An illusion of an extremely large memory. d) None of The Above

Last Answer : c) An illusion of an extremely large memory.

In IT, associative memory is called as (1) Virtual memory (2) Cache memory (3) Content addressable memory (4) Main memory

Description : In IT, associative memory is called as (1) Virtual memory (2) Cache memory (3) Content addressable memory (4) Main memory

Last Answer : Content addressable memory

DNA fragments upto 45 kilobases in size can be cloned in (A) Bacterial plasmids (B) Lambda phage (C) Cosmids (D) Yeast artificial chromosomes

Description : DNA fragments upto 45 kilobases in size can be cloned in (A) Bacterial plasmids (B) Lambda phage (C) Cosmids (D) Yeast artificial chromosomes

Last Answer : Answer : C

Lambda phage can be used to clone DNA fragments of the size (A) Upto 3 kilobases (B) Upto 20 kilobases (C) Upto 45 kilobases (D) Upto 1,000 kilobases

Description : Lambda phage can be used to clone DNA fragments of the size (A) Upto 3 kilobases (B) Upto 20 kilobases (C) Upto 45 kilobases (D) Upto 1,000 kilobases

Last Answer : Answer : B

What is the criterion for DNA fragments movement on agarose gel during gel electrophoresis ? (a) The smaller the fragment size, the farther it moves. (b) Positively charged fragments move to farther end. (c) Negatively charged fragments do not move. (d) The larger the fragment size, the farther it moves.

Description : What is the criterion for DNA fragments movement on agarose gel during gel electrophoresis ? (a) The smaller the fragment size, the farther it moves. (b) Positively charged fragments move to farther end. ... charged fragments do not move. (d) The larger the fragment size, the farther it moves.

Last Answer : (a) The smaller the fragment size, the farther it moves

DNA fragments are (a) negatively charged (b) neutral (c) either positively or negatively charged depending on their size (d) positively charged

Description : DNA fragments are (a) negatively charged (b) neutral (c) either positively or negatively charged depending on their size (d) positively charged

Last Answer : (a) negatively charged