Telecom Engineering Quiz Telecom Engineering Quiz 29 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks Telecom Engineering Telecom Engineering Quiz 1 / 25 When the stranding approach consist of individual elements than the cable is termed as:- Optical unit cable Layer cable Coaxial cable 2 / 25 The _________ system is best developed and is used for fabricating both laser and LEDs for the shorted wavelength region:- gaas/ alga as dh inp gaas/ gasb gasb 3 / 25 EM waves are attenuated as they travel ;- False True 4 / 25 Which are external pins whose logic state can be controlled by the processor to either can be a logic zero of logic one is known as:- Binary value Display value Analogue value 5 / 25 What is the clock frequency of Z80 ;- 8 MHz 4 MHz 6 MHz 6 / 25 Optical fibers have bandwidth limitations because of:- Dispersion Insertion loss Receiver limitations 7 / 25 _____________ switching has used the transfer of coded values from input to output:- Space Time Combination 8 / 25 The resistivity of pure germanium under standard conditions is about Ω cm:- True False 9 / 25 For 100% amplitude modulation, the power in upper sideband when carrier power is to be 100 W:- 25W 75W 100 W 10 / 25 The number of depletion layers in a transistor is:- Three One Four Two 11 / 25 A NAND gate is called a universal logic element:- True False 12 / 25 Which is the first company who defined RISC architecture :- Motorola IBM Intel 13 / 25 For an AM transmitter , class C amplifier can be used after the modulation stage :- True False 14 / 25 Which impurity is added to gallium phosphide to make it an efficient light emitter:- Hydrogen Nitrogen Silicon 15 / 25 To determine whether an input is MATLAB keyword command list :- key word is key word input word 16 / 25 As the order of the filter increase , the complexity __________;- Increase Decrease Remain constant 17 / 25 TDM is based on orthogonality ;- True False 18 / 25 For low level amplitude modulation, amplifier must be :- Class D amplifier Class C amplifier Class B amplifier 19 / 25 Which is a 4 bit architecture ;- National COP series MC6800 8086 20 / 25 When is the register set gets expanded in 80286 : In real mode In expanded mode In protected mode 21 / 25 Cell phones sent information in form of :- Microwave Radio wave Electrical signal 22 / 25 Which is a part of RTOS kernel ;- ISR Memory Register 23 / 25 How many bit accumulator does DSP56000 have :- 28 112 56 24 / 25 The most commonly used semiconductor in the manufacture of a transistor is;- Germanium Silicon Carbon 25 / 25 The transmission of data is continuous in_______________ switching;- Datagram packet None of them Circuit Your score is Restart quiz Subscribe our Channel Here