What is the full form of CRT device?
1.Cathode Ray Tube
2.Crystal Ray Tube
3.Cathode Ray Transistor
4.None
What is the full form of USB in data cables?
1.Universal Structural Bus
2.Unicode Serial Bus
3.Universal Serial Bus
4.Universal Smart Bus
Which of the following is a temporary storage location attached to CPU for input and output operations? Register
1.Memory chip
2.Register
3.Buffer
4.Core
A device that allows entering data and instruction into a computer system is called
1.interaction
2.terminal
3.communication
4.input
A uniform interval of CPU time allocated for performing a task is called
1.real time
2.seek time
3.time slice
4.unit time
External devices such as keyboards modems printers and projectors are known as
1.add-on devices
2.PC expansion slot devices
3.peripherals
4.None
LCD stands for None
1.Liquid Crystal Display
2.Light Crystal Display
3.Liquid Cathode Display
4.None
The clarity of an image depends on which factors?
1.Resolution of the screen
2.Dot pitch
3.Refresh rate
4.All of the above
The data transfer from the central processing unit to peripheral devices of computer is achieved through
1. interfaces
2.buffer memory
3.modems
4.I/O ports
The first computer architecture was designed in
1.1970
2.1985
3.1968
4.1975
The resolution of a printer is numerically measured in
1.DPI
2.PPI
3.LPM
4.All
The speed of a printer is measured in All of the above
1.CPS (Character per second)
2.LPM (Lines Per Minute)
3.PPM (Pages Per Minute)
4.All of the above
What does TFT stand for?
1.Transistor Film Transistor
2.Thin Film Transistor
3.Thin Film Transducer
4.None
What is the full form of DMA?
1.Direct memory access
2.Dynamic memory access
3.Double memory access
4.None of these
What is the full form of LED?
1.Light Emitted Diode
2.Light Emitter Diode
3.Liquid Emitted Diode
4.Both a and c
What kind of device is a digital camera?
1.Input
2.Output
3.I/O
4.None
What kind of device is a printer?
1.Input
2.Output
3.Storage
4.All
Which bus is used to connect external devices?
1.Address
2.Data
3.Control
4.External
Which key is used to erase data from the computer s memory and characters on the screen?
1.Backspace
2.Delete
3.Shift + Alt
4.Both a and b
Which key is used to indent a paragraph?
1.Spacebar
2.Tab
3.Shift
4.None
Which key is used to open the Start menu?
1.Windows
2.Alt
3.Ctrl + Alt
4.None of these
Which keys are also known as toggle keys?
1.Caps lock Num lock
2.Control key Enter key
3.Shift Esc
4.Both a yand b
Which of the following are examples of pointing devices?
1.Mouse trackball
2. joystick light pen
3.touch screen
4.All
Which of the following are properties of USB ports?
1.Platform independent
2.Platform dependent
3.Software dependent
4.Software independent
Which of the following device is a visual display unit (VDU)?
1.Webcam
2.Projector
3.Monitor
4.None
Which of the following device is/are both input and output devices?
1.Plotter
2.Modems
3.Touch screen
4.All except plotter
Which of the following device provides surge protection and battery backup power during a power outage?
1.Battery strip
2.Surge strip
3.UPS
4.USB
Which of the following device uses a pen pencil marker or other writing tools for creating vector graphics?
1.Speaker
2.Plotter
3.Electrostatic printer
4.Projector
Which of the following generates high-quality output?
1.Impact printer
2.Non-impact printer
3.Plotter
4.Scanner
Which of the following is a permanent storage location within the CPU used to hold a binary value temporarily for manipulation and/or for simple calculations?
1.Main memory
2.Secondary memory
3.Register
4.Both a and b
Which of the following is not a type of mouse?
1. Wireless mouse
2.Optical mouse
3.Mechanical mouse
4.Electromechanical mouse
Which of the following is not an integral part of the computer system?
1.CPU
2.Mouse
3.Monitor
4.UPS
Which of the following is used to measure the speed of the CPU (processor)?
1.Processing speed
2.Unit
3.Coprocessor
4.Clock speed
Which of the following optical input device converts data and images on paper into digital form?
1.Printer
2.Scanner
3.Projector
4.Scanner
Which of the following port has slow speed data transmission?
1.Parallel Port
2.Serial Port
3.USB
4.Firewire
Which of the following register holds a data value that is being stored to or retrieved from the memory location?
1.PSW
2.Main memory
3.Memory data register
4.Cache register
Which of the following software can interpret voice data into words that can be understood by a computer?
1.Word Recognition Software
2.Speech Recognition Software
3.Speech Input Software
4.Talking Software
Which of the keys are also known as modifier keys?
1.Shift
2.Ctrl
3.Alt
4.All the above
Which port is used to connect a printer to the computer system?
1.Firewire
2.Serial Port
3.Parallel Port
4.Both a and b
Which port is used to connect audio and video multimedia devices like video camera?
1.Parallel Port
2.Serial Port
3.USB
4.Firewire
Which port is used to connect Hard drive and new DVD drive in the computer system?
1.Parallel Port
2.Serial Port
3.Firewire
4.Both a and b