Test 01: Basic Components of Computer MCQs Test August 11, 2020 by 0% Good Luck PPSC Computer Science Quiz PPSC Computer Science Test 01 1 / 40 Category: PPSC Computer Science Chapter 01 Device with a rotating ball to control pointer is _________ Touchpad Optical mouse Sensitive screen Track ball 2 / 40 Category: PPSC Computer Science Chapter 01 The first ever IC was invented by? Jack Kilby John Brattain George Boole Ted Hoff 3 / 40 Category: PPSC Computer Science Chapter 01 The most commonly used operating system is Linux MS Windows Unix MS DOS 4 / 40 Category: PPSC Computer Science Chapter 01 Which device scans text and converts into readable form in computer? Optical Scanner Optical character Recognition Optical Marker Recognition Optical character evaluator 5 / 40 Category: PPSC Computer Science Chapter 01 Which system can read special characters printed in special ink? OCR MICR Optical Scanner OMR 6 / 40 Category: PPSC Computer Science Chapter 01 Line Printers that print one line at a time are _________ Non Impact Printers Impact Printers Inkjet Printers Laser Printers 7 / 40 Category: PPSC Computer Science Chapter 01 Which of the following is not an output device of a computer? CRT screen VDU(Visual Display Unit) Printer Keyboard 8 / 40 Category: PPSC Computer Science Chapter 01 The first ever processor was? Intel 4004 Intel 8086 Apple Mac Chip Intel 8080 9 / 40 Category: PPSC Computer Science Chapter 01 A type of application software that is designed to meet the exact requirements of a single person or organization is called. Product Line Software Customized Application Packaged Application Shareware 10 / 40 Category: PPSC Computer Science Chapter 01 _________ is a interaction layer between user and computer hardware Control Unit I/O Unit Operating System I/O Devices 11 / 40 Category: PPSC Computer Science Chapter 01 Analog computer works on the supply of ------? Electrical pulses but not continuous None of the above Magnetic strength Continuous electrical pulses 12 / 40 Category: PPSC Computer Science Chapter 01 PCI stands for _________ Peripheral Component Interaction Partial Component Interconnect Peripheral Component Interconnect Partial Component Interaction 13 / 40 Category: PPSC Computer Science Chapter 01 The system unit of a personal computer typically contains all of the following except: Microprocessor Serial interface Modem Disk controller 14 / 40 Category: PPSC Computer Science Chapter 01 The prefix Kilo stands for 512 1024 1000 10000 15 / 40 Category: PPSC Computer Science Chapter 01 Bit Stands of All of these Basic Digit Binary Digit Broad digit 16 / 40 Category: PPSC Computer Science Chapter 01 Computer system is made up with hardware and ________ Physical devices Data Silicon chips Software 17 / 40 Category: PPSC Computer Science Chapter 01 A Byte is equal to : 4 Bits 16 Bits 8 Bits 32 Bits 18 / 40 Category: PPSC Computer Science Chapter 01 The output unit converts the data entered by the user into computer understandable form. True False 19 / 40 Category: PPSC Computer Science Chapter 01 What is a correct association between hardware and component type? CRT screen- Communication Device. VDU-Storage device Printer-Input device Keyboard-Input device 20 / 40 Category: PPSC Computer Science Chapter 01 ALU is------? Array Logic Unit Arithmetic Logic Unit Application Logic Unit None of above 21 / 40 Category: PPSC Computer Science Chapter 01 The computer size was very large in-----? Second Generation Fourth Generation Third Generation First Generation 22 / 40 Category: PPSC Computer Science Chapter 01 Distance between two pixels is called __________ Resolution Dot pitch Refresh rate Aspect Ratio 23 / 40 Category: PPSC Computer Science Chapter 01 The computer that process both analog and digital is called------? Digital computer Analog computer Mainframe computer Hybrid computer 24 / 40 Category: PPSC Computer Science Chapter 01 VDU stands for __________ Visual Display Unit Visual Detection Unit Virtual Display Unit Virtual Detection Unit 25 / 40 Category: PPSC Computer Science Chapter 01 Which of the following is a storage device? Hard Disk Floppy Disk All of the These Tape 26 / 40 Category: PPSC Computer Science Chapter 01 Which of the following are input devices? Card reader Mouse Keyboard All of These 27 / 40 Category: PPSC Computer Science Chapter 01 Default pointing device of a laptop is _________ Sensitive screen Optical mouse Light Pen Touchpad 28 / 40 Category: PPSC Computer Science Chapter 01 Common device that is used to enter letters, numbers and command ? USB Sensitive Screen or touch screen Optical Mouse Keyboard 29 / 40 Category: PPSC Computer Science Chapter 01 Deep Blue and Blue Gene are famous ____________ ? Optical Disk Supercomputer Mainframe Mini Computer 30 / 40 Category: PPSC Computer Science Chapter 01 What is a light pen? Optical output device Optical input device Electronic input device A Mechanical Input device 31 / 40 Category: PPSC Computer Science Chapter 01 A device used for video games, flight simulators, training simulators and for controlling industrial robots. Keyboard Joystick Light pen Mouse 32 / 40 Category: PPSC Computer Science Chapter 01 Which one is Digital device, select from the choices below? All of them Clock with a dial and three hands Digital Clock Automobile speed meter 33 / 40 Category: PPSC Computer Science Chapter 01 The data storage capacity of commonly used floppy disk is? 1.44 Mb 1.44 Bytes 1.44 Gb 1.44 Kb 34 / 40 Category: PPSC Computer Science Chapter 01 The Speed of a Line printer is measured by Pages per minute Characters per minute Lines per minute None of given 35 / 40 Category: PPSC Computer Science Chapter 01 1 terabyte = ______________ 1024 MB 1024 ZB 1024 KB 1024 GB 36 / 40 Category: PPSC Computer Science Chapter 01 1 yottabyte = _____________ 1024 GB 1024 ZB 1024 KB 1024 TB 37 / 40 Category: PPSC Computer Science Chapter 01 What technology is used in fourth generation computers? IC Transistors Vacuum Tube Microprocessor 38 / 40 Category: PPSC Computer Science Chapter 01 Arranging Customers name is ascending order is an example of ________ Data capturing. Data Recording Data summarizing Data manipulation 39 / 40 Category: PPSC Computer Science Chapter 01 _______ prints character by spraying tinny drops of liquid ink on paper. None of the given options Laser Printer Line Printer Dot Matrix Printer 40 / 40 Category: PPSC Computer Science Chapter 01 The prefix Mega stands for________?Symbol ( ^ ) means Power 2^10 2^30 2^20 2^410 Your score is LinkedIn Facebook Twitter VKontakte 0%
