NAT II Physical Science With Answers

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NAT II Physical Science

Sr. # Questions Answers Choice
1 Point of Sale terminal to Terminals associated with MICR Smart terminal Terminal associated with OCR None of these
2 Which of the following is not a component of telecommunications Sender Office device Medium Receiver
3 Rearranging data in a new sequence is known as Updating Batching Sorting Summarising
4 If a processor does not have direct and unassisted access to data items, these items are said to be Off line Time Shared On line None of these
5 The widely used code in data communication is A bit ASCII 7 bit ASCII EBCDIC None of these
6 Assuming 8 bit for data, 1 bit for parity, 1 start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is 10 CPS 120 CPS 12 CPS None of these
7 Too to change PROM chips are called Chip kits RAM burners PROM burner None of these
8 An emerging technology that provides nonvolatile memory chips is Flash memory PROM CMOS CISC
9 A type of computer that is faster because it has fewer instructions Symbolic RISC ASCII-8 ROM burner
10 When the control unit direct the ALU to perform an operation on the data, the machine cycle is involved in its First step Second step Third step Fourth step
11 A person who gains illegal access to a computer system Hacker Worm Software Zapper
12 One Megabyte is equivalent to 2<sup>10</sup>bytes 2<sup>20</sup>bytes 2<sup>30</sup>bytes None of these
13 An organic chip is called a Storage chip Biochip Microchip Silicon chip
14 The shortest period of time is a Millisecond Nanosecond Picosecond Microsecond
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