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Unregistered
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OK guys here are the questions from da paper...everyone write what they think the answer is please.....


1) Describe how the elements in a non-empty queue are reversed with the aid of a stack ? (4)

2) (a) Describe the vectored interrupt mechanim? (3)

(b) How does the mechanism make use of the interrupts more flexible? (1)

(3)
One of the concepts of Obkect Orientated Programming is containment.
Class TForm1 inherits from class TForm.
A form, Form1, of class TForm1, contains 2 buttons, Button1 and Button2 of class TButton.

Write the class defintion for TForm1. (3)

4 (a) The number 0111 0010 1011 1101 is stored in twos complement notation in 16bits with the most significant 10 bits representing the mantissa and the least significant 6 bits representing the exponent.

(i) is this number positive or negative? (1)
(ii) (ii) Estimate the magnitude of this number. Circle the correct answer below. (1)

>232 Between 216 and 232 Between 22 and 2-2 <2-2

(b) The number 0110 0001 0100 1000 is stored in the same format. Convert this number into denary. (3)

C
(i) Give one advantage of fixed point over floating point representation. (1)
(ii) Under what circumstances would fixed point representation be used rather then floating point? (2)

5 (a) A Process is a program whose execution has started but not yet finished. Give two reasons why a process might not execute continuously in a multi-programming environment.
1………………………… ………………………… ………………………….
2………………………… ………………………… …………………………
(2)
(B) Distinguish between processes and threads in a multi-programming environment.
(2)

6(a)
(i)
(ii)
(iii)

6 (b) Explain why it is faster to access these documents if the above data is stored as a one dimensional array. (2)

7 In the context of memory management, explain the following terms:
(a) Virtual Memory (3)

(b) paging (3)

8 (a)
(b)
(c)

9 (a) define the term instruction set. (1)
(b)
(c) with reference to the operand field of a machine instruction, describe the following addressing modes:
(i) Immediate (1)
(ii) Direct (1)
(iii)Indirect (2)
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Koloth
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I'll get back to this. But in the mean time can you provide questions 6 and 8?
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Unregistered
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6, 8 and 10 is too long to type mate.
I will scan dat and get it checked. if u tel me how to post images i will do it.
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Koloth
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Originally posted by Unregistered
6, 8 and 10 is too long to type mate.
I will scan dat and get it checked. if u tel me how to post images i will do it.
Scan them and email them to me ([email protected]). I will host them temporarily somewhere for you. If possible I'd appreciate all the pages scanned.
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OK mate
il try.
I would appreciate it if you could post some answers please.
Im kinda worried about this paper
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Koloth
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Originally posted by Unregistered
OK mate
il try.
I would appreciate it if you could post some answers please.
Im kinda worried about this paper
I sat this paper in June myself and I thought it was very different to the previous past papers. I will do my best to answer these questions with the aid of past mark schemes/revision notes so I can get an idea on how well I did myself as well.
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Unregistered1
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hello mate
have u posted your answers ?
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Unregistered1
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i would have replied earlier koloth...but someone has messed up the "uregistered" username so they cant seem to post no more.
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Koloth
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Originally posted by Unregistered1
hello mate
have u posted your answers ?
I was waiting for the missing questions.
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Koloth
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Originally posted by Unregistered1
i would have replied earlier koloth...but someone has messed up the "uregistered" username so they cant seem to post no more.
How about you register? .
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Unregistered1
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naaaa mate
me dont register. Esp not for things like this.
dats a big enuff hint in itself im sure you can figure it out now........



Anyway talk of the answers???
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