Which of the following is a method of removing temporary hardness?

Which of the following is the method of removing the temporary hardness of water?

A

Lime soda method

B

Base exchange process

C

Boiling

D

Chlorination

A Double-ended queue supports operations such as adding and removing items from both the sides of the queue. They support four operations like addFront(adding item to top of the queue), addRear(adding item to the bottom of the queue), removeFront(removing item from the top of the queue) and removeRear(removing item from the bottom of the queue). You are given only stacks to implement this data structure. You can implement only push and pop operations. What are the total number of stacks required for this operation?(you can reuse the stack)

A

1

B

2

C

3

D

4

A double-ended queue supports operations like adding and removing items from both the sides of the queue. They support four operations like addFront(adding item to top of the queue), addRear(adding item to the bottom of the queue), removeFront(removing item from the top of the queue) and removeRear(removing item from the bottom of the queue). You are given only stacks to implement this data structure. You can implement only push and pop operations. What’s the time complexity of performing addFront and addRear? (Assume ‘m’ to be the size of the stack and ‘n’ to be the number of elements)

A

O(m) and O(n)

B

O(1) and O(n)

C

O(n) and O(1)

D

O(n) and O(m)

You are the administrator of a Windows 2000 Server computer that has one hard disk. This computer runs a custom application that writes a large number of small temporary files in a single directory to support request from client computers. To improve performance of the application, you add three new 100-GB SCSI disks to the server to hold these temporary files. You want to ensure that the application can use all 300 GB of space with a single drive letter. You also want to ensure the fastest possible performance when writing the temporary files. How should you configure the three disks?

A

Convert all three disks to dynamic disks. Create a striped volume

B

Convert all three disks to dynamic disks. Create a RAID-5 volume

C

Create a single volume on each of the three disks. Format each volume as NTFS. Mount the roots of Disk 2 and Disk 3 in the root folder of Disk 1

D

Create a single volume on Disk 1. Format the volume as NTFS. Extend the volume to create a spanned volume that includes the space on all three disks

E

None of above

X' files a suit for declaration of title and permanent injunction against 'Y' and files an application for temporary injunction under Order XXXIX, Rule 1(c), Code of Civil Procedure, The Court dismisses the application for temporary injunction. 2 months later, during the pendency of the suit, X again files for temporary injunction under Order XXXIX Rule 1(c), Code of Civil Procedure, citing new facts and changed circumstances.

A

The second application is barred by res judicata

B

Res judicata does not apply to interlocutory orders like temporary injunctions

C

The decision given by the court on the first application is binding throughout the pendency of the trial and can be altered only on appeal

D

The second application is barred by the principle of res sub judice

Presence of __________ hardness is responsible for the temporary hardness in water.

A

Carbonate

B

Calcium

C

Choride

D

Sulphate

For the same long diagonal length of indenter of Vickers hardness and Knoop hardness, the Knoop hardness is how much percentage of the Vickers indenter?

A

50 %

B

15 %

C

75 %

D

100 %

Which of the following are methods of calculating goodwill?
1. Average profit method
2. Super profit method
3. Log method
4. Sum of years digit method
5. Capitalisation of average profit method
6. Capitalisation of super profit method
7. FIFO method
Select the correct answer:

A

1, 2, 5 and 6

B

1, 2, 4 and 5

C

1, 2, 4 and 6

D

1, 2, 6 and 7

Which method is used for removing hardness?

A

Nanofiltration

B

Pervaporation

C

Electrodialysis

D

Reverse Osmosis

The method that cannot be used for removing permanent hardness of water is

A

adding sodium carbonate

B

distillation

C

adding caustic soda

D

boiling

Which of the following is a method of removing temporary hardness?

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