TNPSC: Computer Science - Computer Fundamentals MCQ - Moct Test -4

1) Analog computer works on the supply of  _______
(a) Continuous electrical pulses
(b) Electrical pulses but not continuous
(c) Magnetic strength
(d) None of the above


2) Digital devices are ________
(a) Digital Clock
(b) Automobile speed meter
(c) Clock with a dial and two hands
(d) All of them


3) The computer that process both analog and digital is called ______
(a) Analog computer
(b) Digital computer
(c) Hybrid computer
(d) Mainframe computer


 
4) Which statement is valid about magnetic tape _______?
(a) It is a plastic ribbon
(b) It is coated on both sides with iron oxide
(c) It can be erased and reused
(d) All of above


 
5) The data recording format in most of the modern magnetic tape is  _______
(a) 7-bit ASCII
(b) 7-bit EBCDIC
(c) 8-bit ASCII
(d) 8-bit EBCDIC


 
6) Which of the following is associated with error detector?
(a) Odd parity bit
(b) Even parity bit
(c) Both of the above
(d) None of above


 
7) Magnetic disks are the most popular medium for _____
(a) Direct access
(b) Sequential access
(c) Both of above
(d) None of above


 
8) Storage capacity of magnetic disk depends on?
(a) tracks per inch of surface
(b) bits per inch of tracks
(c) disk pack in disk surface
(d) All of the above


 
9) Reading data is performed in magnetic disk by _______
(a) Read/write leads
(b) Sectors
(c) Track
(d) Lower surface


 
10) Floppy disks are available in_____
(a) Single side single density
(b) Single side double density
(c) Both of above
(d) None of above