Question 1
Consider the following statements (i) and (ii):
(i) A conditional statement is logically equivalent to its converse.
(ii) A conditional statement and its contrapositive are logically equivalent to each other.
(i) is true and (ii) is false.
(i) is false and (ii) is true.
(i) and (ii) both are true.
(i) and (ii) both are false.
Question 2
In an early BASIC compiler, numeric variable names had to begin with a letter and then the letter could be followed by another letter or a digit or by nothing at all. How many distinct numeric variable names did this compiler recognize?
26
962
936
None of the above
Question 3
Prime factorization of 600 is;
23.152
22.32.5
23.3.52
Question 4
Consider the following statements (i) and (ii): (i) A conditional statement is logically equivalent to its converse. (ii) A conditional statement and its contrapositive are logically equivalent to each other.
(i) is true and (ii) is false
(i) is false and (ii) is true
(i) and (ii) both are true
(i) and (ii) both are false
Question 5
User assigns 3 for variable b. How does the computer store the result of the operation a + b in the memory?
0011
1011
1100
1101
Question 6
User assigns - 6 for variable a. How computer stores this in the memory?
1110
1001
1010
Question 7
Change 1001010112 to hexadecimal form.
10A
12B
95
15D
Question 8
What is 101101 bin decimal?
105
77
91
80
Question 9
What is the largest unsigned integer that can be saved in a byte using Binary Coded Decimal?
10
99
1515
Question 10
Description
a1
a2
a3
a4
