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Assistant IT & Cyber Laws

Cyber Laws – 05

ഔട്ട് പുട്ട് ഡിവൈസുകളായ മോണിറ്റർ, പ്രിൻറർ എന്നിവയും മെമ്മറി, CPU എന്നിവയുമായി ബന്ധപ്പെട്ട ചോദ്യങ്ങളാണ് ഇന്നത്തെ പാഠത്തിൽ.

  • Black and White monitor is known as

Monochrome Monitor

 

  • CRT stands for

Cathode Ray Tube

 

  • Types of modern monitors are

TFT-LCD (Thin Film Transistor Liquid Crystal Display), OLED (Organic Light Emitting Diode)

 

  • Example of an input/output device

Touch Screen

 

  • The device used to watch TV on computer

TV Tuner Card

 

  • An electronic device that converts paper documents into electronic format and transfers them to computer

Scanner

 

  • Technology using for processing cheques in banks

MICR (Magnetic Ink Character Recognition)

 

  • Printers before 1950 known as

Punch Cards

 

  • The printed copy of a document is known as

Hard Copy (On papers)

 

  • Non printed copy of a document is known as

Soft Copy (In an electronic device)

 

  • Fastest printers are of which type

Laser printer

 

  • Printers in which printing heads touch on the paper

Impact printers

 

  • Examples of Impact printers

Dot-matrix printer, Drum printer, Line printer, Chain printer, Character printer, Daisy wheel printer

 

  • Printers in which printing heads do not touch on the paper

Non Impact printers

 

  • Examples of Non-Impact printers

Laser Printer, Inkjet printer

 

  • Major parts of Laser printers

Laser beam, toner and a drum

 

  • Output resolution of a printer is measured in

DPI (Dots Per Inch)

 

  • CAD stands for

Computer-Aided Design

 

  • CAM stands for

Computer Aided Manufacturing

 

  • Part of the computer that controls overall functioning of the computer

Central Processing Unit (CPU)

 

  • Which is known as the brain of the computer

Central Processing Unit (CPU)

 

  • Parts of CPU

Arithmetic and Logic Unit (ALU), Control Unit, Memory

 

  • Which is known as Nerve Centre of the computer

Control Unit

 

  • The unit which controls and coordinates the functions of all units of a computer

Control Unit

 

  • The unit which decodes program instructions

Control Unit

 

  • The unit which performs all arithmetic and logical operations in a computer

ALU

 

  • The term associated with the speed of the computer

MIPS (Million Instructions Per Second)

 

  • Main memory (Primary Memory) of a computer is

RAM (Random Access Memory) and ROM (Read Only Memory)

 

  • Memory which is usually termed as a main memory of a computer is

RAM

 

  • Memory which loses its data when the computer is turned off

Volatile memory

 

  • Memory which doesn’t lose its data even after the computer is turned off

Non-Volatile memory

 

  • Example of volatile memory

RAM

 

  • Example of non-volatile memory

ROM

 

  • Memory in which data cannot be changed

ROM

 

  • Memory which needs a periodic refresh

DRAM

 

  • Memory external to the computer system is

Secondary Memory

 

  • Example of Secondary memory

Magnetic Tape, Magnetic discs (Hard disc, Floppy disc), Optical discs, Flash drives

 

  • An activity of creating sectors and tracks on a hard disk is called

Formatting

 

  • The normal size of a hard disc drive is

512 Bytes

 

  • Hard disc used for storage externally as a substitute for portable storage is called

External Hard disk

 

  • Floppy disks discovered by

Alan Shugart

 

  • Size of common floppy disk

3.5 inch

 

  • 3.5-inch Floppy disks developed by

Sony

 

  • 8-inch Floppy disks developed by

IBM

 

  • The storage capacity of a common floppy disk

1.44 MB

 

  • Part of the computer where floppy disks are inserted is

Floppy disk drives


(To be Continued…)