1) Phxncvncvnnvysical components attached to a computer are collectively called ........................... a) Software b) hardware c) Windows 2) ............... is an input device which is used for playing games. a) Joystick b) Printer c) Mouse 3) Software can be mainly of ................... types. a) Four b) Three c) Two 4) ............... software helps in doing some specific work. a) System b) Application c) Operating system 5) A CD-ROM is ................... in shape a) Circular b) Square c) Triangle 6) You can hear sound output with the help of ..................... a) Monitor b) Speakers c) Printer 7) .............. is a small and portable storage device. a) Pendrive b) Scanner c) Keyboard 8) ................... performs arithmetical , comparison and logical operations. a) CU b) MU c) ALU

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