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Q:

What is a drawback of MVT?

Answer

It does not have the features like



  1. ability to support multiple processors

  2. virtual storage

  3. source level debugging

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Subject: Operating Systems

Q:

Is Windows NT a full blown object oriented operating system? Give reasons.

Answer

No Windows NT is not so, because its not implemented in object oriented language and the data structures reside within one executive component and are not represented as objects and it does not support object oriented capabilities.

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Subject: Operating Systems

Q:

What are the key object oriented concepts used by Windows NT?

Answer

Encapsulation, Object class and instance.

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Subject: Operating Systems

Q:

What is SMP?

Answer

To achieve maximum efficiency and reliability a mode of operation known as symmetric multiprocessing is used. In essence, with SMP any process or threads can be assigned to any processor.

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Subject: Operating Systems

Q:

What are the four layers that Windows NT have in order to achieve independence?

Answer

1.Hardware abstraction layer


2.Kernel


3.Subsystems


4.System Services.

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Subject: Operating Systems

Q:

loan of $15 000 is taken out. If the interest rate on the loan is 7%, how much interest is due and what is the amount repaid if the loan was taken out on April 7 and is due in seven months

A) 13615.52 B) 14615.52
C) 15615.52 D) 16615.52
 
Answer & Explanation Answer: C) 15615.52

Explanation:

I = prt = [15000 × 0.07 × (214/365) ]=615.52

Future value, S = P + I = $15 000 + $615.52 = $15 615.52

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Filed Under: Simple Interest
Exam Prep: Bank Exams
Job Role: Bank PO

Q:

What has triggered the need for multitasking in PCs?

Answer

1. Increased speed and memory capacity of microprocessors together with the support for virtual memory and


2. Growth of client server computing

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Subject: Operating Systems

Q:

A number is selected from the numbers 1,2,3,4.......25.The probability for it to be divisible by 4 or 7 is:

A) 3/25 B) 9/25
C) 1/25 D) None of these
 
Answer & Explanation Answer: B) 9/25

Explanation:

Total numbers = 25

 Numbers divisible by 4 or 7 are 4, 7, 8, 12, 14, 16, 20, 21, 24 = 9

 

 The probability (divisible by 4 or 7) = 9/25

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Filed Under: Probability