Practice Basic hardware software - computer mcq Online Quiz (set-2) For All Competitive Exams
Q-1) How many pins does Ethernet use in the RJ-45 Connection?
(a)
(b)
(c)
(d)
(e)
Q-2) The Hexadecimal Number system has base_.
(a)
(b)
(c)
(d)
(e)
Q-3) A octal is group of —— 1's
(a)
(b)
(c)
(d)
(e)
Q-4) The decimal number is converted in to excess 3 codes by adding, to each decimal digit.
(a)
(b)
(c)
(d)
(e)
Q-5) Data is generally coded in 8-bit units, such a unit is also called
(a)
(b)
(c)
(d)
(e)
Q-6) Half adder is logic CKT that adds. .........Digit at a time
(a)
(b)
(c)
(d)
(e)
Q-7) Which of the following is hardware and not software
(a)
(b)
(c)
(d)
(e)
Q-8) A name or number used to identify a storage location devices?
(a)
(b)
(c)
(d)
(e)
Q-9) The Device which converts instructions into the binary form that is understood by the computer and supply to the computer is known as___.
(a)
(b)
(c)
(d)
(e)
Q-10) How many bits of information can each memory cell in a computer chip hold?
(a)
(b)
(c)
(d)
(e)
Q-11) Information retrieval is faster from
(a)
(b)
(c)
(d)
(e)
Q-12) The two kinds of main memory are:
(a)
(b)
(c)
(d)
(e)
Q-13) Which of the following is a hardware and not a software?
(a)
(b)
(c)
(d)
(e)
Q-14) Where would you find a magnetic strip?
(a)
(b)
(c)
(d)
(e)
Notes:
Types of magnetic stripe cards currently in use include driver's licenses, credit cards, employee ID cards, hotel rooms, gift cards, and public transit cards.
a strip of magnetic material on which information may be stored, as by an electromagnetic process, for automatic reading, decoding, or recognition by a device that detects magnetic variations on the strip.
a credit card with a magnetic strip to prevent counterfeiting.
Q-15) Which storage device cannot be erased?
(a)
(b)
(c)
(d)
(e)
CD ROM COMPACT DISK READ-ONLY MEMORY
Q-16) Magnetic storage devices can represent binary 0 by the absence of...?
(a)
(b)
(c)
(d)
(e)
Q-17) In positive logic, logic gate 1 corresponds to
(a)
(b)
(c)
(d)
(e)
Q-18) The cost of a given amount of computing power has _______ dramatically with the progress of computer technology.
(a)
(b)
(c)
(d)
(e)
Q-19) A (n)_ is a program that makes the computer easier to use.
(a)
(b)
(c)
(d)
(e)
Q-20) The new __________ integrates the function of a processor, memory and video on a single chip
(a)
(b)
(c)
(d)
(e)