Approximately

·                 

Total Marks:

85

·                 

Total MCQs:

85

·                 

Total Time

80 minutes

·                 

Test Medium

MCQs

·                 

Negative Marking

No

·                 

Paper Language

English

Sr

Subject

Marks

1.       

Islamic Studies

10

2.       

Pakistan Studies,

General Knowledge

Current Affairs

15

3.       

Job Related Course Content (60 Marks) Must Include:

DIODES AND APPLICATIONS.  

•             Semi-Conductors.  

•             Semi-Conductor doping 

•             Intrinsic & extrinsic semi-conductor  

•             Biasing the PNjunction.  

•             Depletion region,Junctionbarrier potential  

•             Forward and reverse bias.  

•             Rectifier Diode.

CIRCUIT DIAGRAMS OF: 

•             Half wave rectifier.  

•             Full wave rectifier. 

•             Common emitteramplifier.  

•             Push pull power amplifier.  

ELECTROSTATIC FIELDS  

•             Coulomb’s Law andfield intensity.  

•             Electric Field due to continuous chargedistribution formulae.

•             Electric Flux density  

•             Gauss’s Law andits application toa pointcharge  

•             Electric potential  

•             Relationship between E & V  

•             Electric Dipole 

TRANSMISSION LINES  

•             Introduction to Transmission Lines  

•             Transmission Line Parameters

•             Transmission Line Equations  

•             Input Impedance, SWR and Power  

WAVEGUIDES 

•             Introduction toWaveguides  

•             Rectangular Wave Guide 

•             Rectangular Wave Guide Modes  

•             Circular Waveguides

ANTENNAS  

•             Hertzian Dipole  

•             Half Wave Dipole Antenna  

•             Quarter Wave mono pole Antenna  

•             Antenna Characteristics

SIGNAL GENERATORS.  

•             AF generator.  

•             RF generator.  

•             AM generator.  

•             FM generator.  

•             Squareand Pulsegenerator.  

•             Function generator.  

CALIBRATION OF MEASURING INSTRUMENTS.

•             Standards of Calibration of Measuring Instruments.  

•             The techniques ofcalibration ofMeasuringInstruments.  

•             Explain the common faults in DigitalInstruments withtheir symptoms, causes and remedies 

MODULATION AND DEMODULATION

•             Definition ofModulation and De-Modulation 

•             Needs of Modulation and De-Modulation

•             Types ofModulation  

•             AM Receiver

•             Block diagram of super-heterodyne receiver.  

•             Principle of super-heterodyning.  

•             Operation of each stage ofsuper-heterodyne receiver  

•             Block diagram explanationof F.M receiver.  

•             AM Transmitter

•             Transmission system (Block Diagram).  

•             Amplitude modulation.  

•             Transmission Techniques, SSB, DSB with the help of blockdiagram.  

•             Principles offrequency modulation.

•             System of FM modulation blockdiagram.  

•             Merits and demerits of FM.

TELEPHONY.

•             Automatic telephone system.  

•             Telephone Instruments, receiver, transmitter, bell.  

•             Tone dialing, TDMF (dualtone multi-frequency).  

•             Standard telephone set.  

•             Automatic telephone exchange.  

•             Telephone traffic &trunking principle.  

•             Block diagram of digital Telephone Exchange.  

•             Pulse code modulation (PCM)  

•             Multiplexing, Time Division Multiplexing ( TDM)  

•             Digital Switching Time Switching and Space switching.  

•             Data Communication.  

•             Modem, Fax Machine  

•             Internet Communication.  

•             VoIP 4.

FIBER OPTICS 

•             Optical Fiber for light wave communication.  

•             Propagation

•             Fiber Opticstransmission system.  

•             Video Telephone & Video conferencing.  

•             Merits and Demerits of Fiber Optic Communication.  

•             Optical Transmittingand Receiving Devices  

•             Wave DivisionMultiplexing 

RESONANCE.  

•             Relationbetweenf, L and C at resonance.  

•             Series resonantcircuit.Impedance ofseriesresonant circuit.  

•             Current, voltage and impedance characteristic of series resonant circuit.  

•             Parallel resonant circuit and its impedance 

•             Characteristics of impedance, current and voltage of a parallel resonant circuit 

•             Series and parallelresonance curve comparison and Bandwidth.

•             FILTER & COUPLING CIRCUITS  

•             Purpose and action of afilter circuit. Types offilter circuit LPF,HPF, K filter and m drive filter.  

•             Band Passfilter (BPF) Band Stopfilter (BSF)  

•             Purpose and action of couplingcircuit.  

•             Type of coupling, RC, Impedancetransformer coupling.  

UNDERSTAND BATTERIES  

•             Types of D.C source  

•             Types of cells (Mercury, Silver oxide, Nickel cadmium) 

•             Lead acid battery  

•             Solar cells  

•             Cells inseries and parallelof voltage and constant source of current 

NUMBER SYSTEM.  

•             Convert Binary numbers into Decimal numbers.  

•             Convert Decimal numbers into Binary numbers.  

•             Convert Hexadecimal numbers into Binary numbers.  

•             Convert Binary numbers into Hexadecimal numbers.  

•             Convert Hexadecimal numbers into Decimal numbers.

•             Convert Decimal numbers into Hexadecimalnumbers.  

LOGIC GATES.  

•             Draw Symbols of OR gate.  

•             Draw Circuit oftwo inputOR gate.  

•             Function of OR gate.  

•             Describe Truth Table of OR gate.

•             Describe Boolean expression for OR gate.