Related Questions

Which of the following css property repeats an image both horizontally and vertically?
A background
B background-image
C background-repeat
D background-position
The potential energy of a vertically raised body is __________ the kinetic energy of a vertically falling body.
A Equal to
B Less than
C Greater than
D None of these
Signals can be analog or digital and a computer that processes the both type of signals is known as
A Digital computer
B Hybrid computer
C Analog computer
D Mainframe computer
_________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency.
A Horn antenna
B LNA
C Satellite receiver
D Satellite dish
What software detects and removes or quarantines computer viruses?
A Backup
B Anti‐virus
C Firewall
D Biometrics
An instrument which detects electric current is known as
A Voltmeter
B Rheostat
C Watt-meter
D Galvanometer
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
Compared to analog signals, digital signals
A allow faster transmission
B are more accurate
C both A and B
D All of the above
E None of the above
The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:
A modulation
B demodulation
C synchronizing
D synchronizing
E None of the above
নিচের কোনটিকে polarized করা যায় না ?
A রেডিও তরঙ্গ
B X-রশ্মি
C বাযুতে শব্দ তরঙ্গ
D ইন্ফা রেড রেডিয়েশন

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