PGT Computer Science (Level-3), (HTET Practice MCQs)Total Questions: 1001. When data and acknowledgement are sent in the same frame, this is called as:A. Piggy packingB. Piggy backingC. Back packingD. Good packingCorrect Answer: B. Piggy backing2. Encryption and Decryption is the responsibility of _________ Layer.A. PhysicalB. NetworkC. ApplicationD. DatalinkCorrect Answer: C. Application3. An analog signal carries 4 bits in each signal unit. If 1000 signal units are sent per second, then baud rate and bit rate of the signal are __________ and __________ .A. 4000 bauds \ sec & 1000 bpsB. 2000 bauds \ sec & 1000 bpsC. 1000 bauds \ sec & 500 bpsD. 1000 bauds \ sec & 4000 bpsCorrect Answer: D. 1000 bauds \ sec & 4000 bps4. The VLF and LF bauds use __________ propagation for communication.A. GroundB. SkyC. Line of sightD. SpaceCorrect Answer: A. Ground5. Using the RSA public key crypto system, if p = 13, q = 31 and d = 7, then the value of e is:A. 101B. 103C. 105D. 107Correct Answer: B. 1036. FAN IN of a component A is defined asA. Number of components that can call or pass control to component A.B. Number of components that are called by component A.C. Number of components related to component A.D. Number of components dependent on component A.Correct Answer: A. Number of components that can call or pass control to component A.7. The relationship of data elements in a module is calledA. CouplingB. ModularityC. CohesionD. GranularityCorrect Answer: C. Cohesion8. Software Configuration Management is the discipline for systematically controlling:A. the changes due to the evolution of work products as the project proceeds.B. the changes due to defects (bugs) being found and then fixed.C. the changes due to requirement changes.D. All of the aboveCorrect Answer: D. All of the above9. Which one of the following is not a step of requirement engineering?A. Requirement elicitationB. Requirement analysisC. Requirement designD. Requirement documentationCorrect Answer: C. Requirement design10. Testing of software with actual data and in actual environment is calledA. Alpha testingB. Beta testingC. Regression testingD. None of the aboveCorrect Answer: B. Beta testingSubmit Quiz12345678910Next »