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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 3
21.
Zip floppy has a capacity of
50 MB
500 MB
25 MB
100 MB or 250 MB
Answer: Option
Explanation:

Zip floppy has high memory 100 MB or 250 MB.

22.
Which of the following is not a valid character constant in C?
'A'
'2'
'='
2
Answer: Option
Explanation:

Character constant must be enclosed within single inverted commas.

23.
Consider the following program in Basic

5 READ R
10 D = 2 * R
20 A = 3.1416 * D * D / 4
30 PRINT A

Assuming that R = 3.0, the output A =
2.827
28.27
282.7
2827
Answer: Option
Explanation:

.

24.
Consider the following statements about Java variables
  1. Java variable must start with a letter or underscore or dollor sign.
  2. Java variable can not start with a digit.
  3. After the first character the variable can have any combination of letters or numbers.
  4. Capitalization of letters must be consistent.
Which of the above are correct?
All
1, 2 and 3 only
2, 3, 4 only
1, 2 and 4 only
Answer: Option
Explanation:

All these are correct for Java variables.

25.
A microprocessor is generally
single chip SSI
single chip MSI
single chip LSI
any of the above
Answer: Option
Explanation:

It is LSI chip.

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