Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LR IN INFORMATION TECHNOLOGY POLYTECHNICS KERALA TECHNICAL EDUCATION' And exam conducted in the year 2015. And Question paper code was '018/2015'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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Tke ripple factor of a full bridge rectifier without any filter connected to it 18:
Ay 1.11 (8) 0.482
(८) 1.00 2) 1
An LED, 1 k ohm resistor and a 5 volt de source 18 connected in series. Assume the voltage
measured across the LED is 2 V. The current flow through the LED 16 :
८५) 1mA (0) 1011,
(@) 2mA (D) 37६
A mieroprocessor is classified into 8-bit microprocessor based on its :
(ல Data bus width (ए) Address bus width
(¢) ALU width (D) Control bus width
The output voltage of a voltage source Pulse width modulated inverter depends on the
following :
(4) DC battery voltage alone
(0) DC battery voltage and modulation index
(¢) Output frequency
(D) Modulation index alone
A Bipolar Junction Transistor is used to drive an SPDT relay. When the relay is energized,
the transistor will be operating in ——————— region.
(A) Saturation region (18) Cut-off region
(0 Active region (D) Cut-off and saturation
Which of the following Access Control Methods is probabilistic?
(4) Polling (ए) Contention
(0) Token Passing ⋅ (D) Sliding Window
One of the addresses in 8 block is 167.199.170.82/27. What is the last address in this block?
(ക 167.199.170.95 (B) 167.199.170.96
(0 167.199.170.258 0 4
A network layer firewall works asa
(A) frame filter (18) packet filter
(8 both (A) and (B) ` (D) none of the mentioned
18/2018 8 A
