Practice IT Operating System Questions and Answers

• What is the outpur of the following part of python program? s="india" 1=0 for x in s: if(X!="i"): 1=1+1 else: pass print(1)
• If 2 K bits/second is bit rate, what is the minimum PCM bandwidth required for successful transmission? 
• Which of the following element in XSLT is used to apply a template repeatedly on each node?
• Which are the popular frequency ranges used in India for Wi-Fi communication ?
• In PAM technique which of the below attributes of the pulse is used to vary as the amplitude of message varies
• Which statement is true regarding Frequency Modulation(FM)?
• Simplify the Boolean expression. Y= AB+A(B+C)+B(B+C)
• Which statement is FALSE regarding Zener diode?
• Which of the following protocol is a network layer protocol and used for reporting errors?
• Which of the following protocol is used for discovering link layer address or MAC address, associated with a given internet layer address?
• Which of the following language defines the structure, the legal elements and the attributes of an XML document?
• The precision is composed of which of the following two characteristics?
• The transfer function of the system below is ___________
• Which statement is TRUE regarding Norton theorem?
• If receiver noise floor is 2 dB, signal-to-noise ratio is 3 dB then what is the receiver sensitivity?
• Which statement is FALSE for PLL used for demodulation of FM?
• Which of the following sorting technique is an example of Divide and Conquer technique?
• Consider the following statement regarding DIAC. Statement (1): DIAC is unidirectional device. Statement (2): DIAC can be used for triggering TRIAC. Statem...
• Which statement is TRUE regarding DIAC thyristor.
• Which of the following statement is correct related to branch and bound method?
• Which statement is FALSE regarding Programmable Logic Controller?
• Which of the following function in python is used to read keyboard input?
• In a 4-bit DAC, reference voltage is 5 Volts , then analog voltage corresponding to binary data is 1001 is _______
• Consider the following statement regarding Kelvin Double Bridge. Statement (1): It is used for measuring resistance in the range of few ohms to several meg...
• Which statement is TRUE regarding SCR Thyristor?
• Which of the following protocol should be used for those websites which need login credentials for sending the data?
• Bus topology is also known by which one of the alternative names below?
• Ignoring quantization noise and considering only channel noise in pulse coded modulation system, if signal-to-noise ratio is 10 dB, noise power is 2 dB, th...
• Which statement is FALSE about open loop system?
• The kelvin double bridge is used for______
• For the system showm below calculate the transfer function.
• The ability of the device to give identical output when repeat measurement are made with the same input is defined as________
•  In a digital communication system’s block diagram, which of the below components can be found at the receiver?
• Which of the following is a default connector for Shielded twisted pair?
•  Which of the following method is specifically designed to allow a network analyst to monitor traffic?
• Which of the following language is used for specifying style sheets for XML documents? 
• Which of the following programming language can be used to process text data for the requirements in various textual data analysis? 
• For the circuit shown, Find the number of nodes and number of independent equations used for analysis of circuit using nodal analysis. ...
• If 1011 is transmitted with alternate-mark-inversion bipolar encoding and the corresponding transmitted voltage levels are {+1,0,-1,+1}. If the received vo...
• The number of significant figures for 5.1250 and 0.06900 respectively are____