41.

42.

43.

44.

45.

46.

47.

48.

Consider the following two statements :

81 : ൧ MAC provides both integrity and (data origin) authentication.

$2: A digital signature provides both integrity and (data origin) authentication.

Which one of the following is correct?

(A)
(0

Both $1 and 82 are false
$1 is true and 82 is false

The value of 5"' mod 23 is:

(A)
(0

20
13

Consider the following two statements :
$1: FDMA has less issues due to signal interference than CDMA.

52 : FDMA can accommodate more users per unit bandwidth than CDMA.
Which one of the following is correct?

(A)
(0

Both $1 and 82 are false
$1 is true and 82 is false

رم
‎(D) BothS1 and 82 are true‏

(0)
(D) None of these

رم
‎(D) BothS1 and 82 are true‏

$1 is false and 82 is true

12

$1 is false and 82 is true

The types of logical channels supported by the protocol L2CAP of Bluetooth are :

(A)
(0)
(0
டு)

Signalling and Connection-less logical channels only

Signalling and Connection-Oriented logi
Connection-less and Connection oriente
Signalling, Connection-less and Connect:

cal channels only
logical channels only
ion oriented logical channels

In a J-K flip-flop, when J = 1 and K = 1, the output toggles continuously between 1 and 0.

This oscillation between 1 and 0 leads toa:

(^) Reset Condition ൯) Race-around Condition
(C) Set Condition ൯) Preset Condition
The Boolean expression (X+Y)(X+Z) can be simplified as :
(0) X+YZ (8) XY+YZ
(0 247 ൩൬) (X+Z)Y
Which of the following values is to be considered for a “Don’t Care condition"?
(A) 1 (B) 0
(C) Hither 1 or 0 (D) None of the above
The hexadecimal equivalent of the octal number 675 15 :
(A) 1BD (B) 245
(C) 445 (D) None of the above

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