Top 350+ Solved Digital Electronics MCQ Questions Answer
Q. The full form of PLD is
a. programmable large device
b. programmable long device
c. programmable logic device
d. programmable lengthy device
Q. CD-ROM refers to
a. floppy disk
b. compact disk-read only memory
c. compressed disk-read only memory
d. compressed disk- random access memory
Q. Data stored in an electronic memory cell can be accessed at random and on demand
a. erom
b. ram
c. prom
d. eeprom
Q. A ROM is defined as
a. read out memory
b. read once memory
c. read only memory
d. read one memory
Q. Which of the following has the capability to store the information permanently?
a. ram
b. rom
c. storage cells
d. both ram and rom
Q. ROM has the capability to perform
a. write operation only
b. read operation only
c. both write and read operation
d. erase operation
Q. Since, ROM has the capability to read the information only then also it has been designed, why?
a. for controlling purpose
b. for loading purpose
c. for booting purpose
d. for erasing purpose
Q. The ROM is a
a. sequential circuit
b. combinational circuit
c. magnetic circuit
d. static circuit
Q. ROM is made up of
a. nand and or gates
b. nor and decoder
c. decoder and or gates
d. nand and decoder
Q. Why are ROMs called non-volatile memory?
a. they lose memory when power is removed
b. they do not lose memory when power is removed
c. they lose memory when power is supplied
d. they do not lose memory when power is supplied
Q. In ROM, each bit is a combination of the address variables is called
a. memory unit
b. storage class
c. data word
d. address
Q. In ROM, each bit combination that comes out of the output lines is called
a. memory unit
b. storage class
c. data word
d. address