ISRO Scientist or Engineer Computer Science 2015

Instructions

For the following questions answer them individually

Question 61

The contents of the flag register after execution of the following program by 8085 microprocessor will be
Program
SUB A
MVI B, (01)$$_H$$
DCR B
HLT

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Question 62

The minimum time delay between theinitiation of two independent memory operations is called

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Question 63

Which ofthe following compression algorithmsis used to generate a .pngfile?

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Question 64

Dirty bit for a page in a pagetable

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Question 65

Which of the following is not an image type used in MPEG?

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Question 66

Consider an uncompressed stereo audio signal of CD quality which is sampled at 44.1 kHz and quantized using 16 bits. What is required storage space if a compression ratio of 0.5 is achieved for 10 seconds of this audio?

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Question 67

What is the compression ratio in typical mp3 audiofile?

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Question 68

Consider the following program fragment
if (a > b)
if (b > c)
s1;
else s2;
S2 will be executed if

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Question 69

If n has the value 3, then the statement a[++n] = n++;

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Question 70

The following program
main()
{
inc() ; inc() ; inc() ;
}
inc( )
{
static int x ;
printf(“%d”, ++x);
}

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