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uppcl exam papers |
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Re: uppcl exam papers
Uttar Pradesh Power Corporation Limited (UPPCL) is the company responsible for electricity transmission and distribution within the Indian state of Uttar Pradesh. As you want here I am providing Uttar Pradesh Power Corporation Limited (UPPCL) computer subject question paper: The five items: A, B, C, D, and E are pushed in a stack, one after the other starting from A. The stack is popped four times and each element Is inserted in a queue. Then two elements are deleted from the queue and pushed back on the stack. Now one item is popped from the stack. The popped item is (a) A (b) B (c) C (d) D Round Robin scheduling is essentially the pre-emptive version of a) FIFO b) Shortest Job First c) shortest remaining time d) Longest remaining time The number of digit I present in the binary representation of 3 x 512 +7 x 64 + 5 x 8 +3 is (a) 8 (b) 9 (c) 1O (d) 12 Ans. Assume that each character code consists of 8 bits. The number of characters that can be transmitted per second through an synchronous serial line at 2400 baud rate, and with two stop bits is (a)109 (b)216 (c) 218 (d)219 Ans. If the bandwidth of a signal is 5 kHz and the lowest frequency is 52 kHz, what is the highest frequency? (a) 5 kHz (b) 10 kHz (C) 47 kHz (d) 57 kHz An Ethernet hub (a) functions as a repeater (b) connects to a digital PBX (c) connects to a token-ring network (d) functions as a gateway Ans. Phase transition for each bit are used in (a) Amplitude modulation (b) Carrier modulation (C) Manchester encoding (d) NRZ encoding Ans. Which of the following is printed as a result of the call demo (1234)? a) 1441 b) 3443 C) 12344321 d) 43211234 Bit stuffing refers to (a) inserting a ‘0’ in user stream to differentiate it with a flag (b) inserting a ‘0’ in flag stream to avoid ambiguity (C) appending a nibble to the flag sequence (d ) appending a nibble to the use data stream What is the name of the technique in which the operating system of a computer executes several programs concurrently by switching back and forth between them? (a) Partitioning (b) Multi tasking (C) Windowing (d) Paging UPPCL Exam sample Papers |
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