computer fundamental (TRUE/FALSE)

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computer fundamental (TRUE/FALSE)

1) VDU are input devices.
2) Access to data stored on magnetic tape is direct.
3) Micro computer is called micro because it consists of single processor.
4 A computer is an electronic data processing machine used by several person at a time.
5) Now a days only digital computers are used.
6) ROM is also used to store trigometrics functions.
7) Even though the power supply is on,the RAM may lose its stored information, due to virus.
8) you cannot use your computer if it does not have an operating system.
9) CD ROME is a read only primary memmory.
10) the language that computer can understand and execute is called machine language.
11) Control unite is a part of computer.
12) informations retrieval from hard disk is faster tthan floppy disk.
13) Access to data in cd rom is sequential.|
14) Analog computers are used for measuring continuous quantity like temperature pressure.
15) the mechanical computer designed by charles babbage was called analytical machine.
16) RAM is read/write primary memory.
17) all calculations in computer are performed by control unit.
18) One inch has 72 points.
19) an operating system is an example of system software package.
20) micro computer is called macro because it consists of micro processor.
21) personal computer is a micro computer
22) vdu can be used both as an input and output devices.
23) in binary represebtation,we use only two digits called bits.
24)pure black and white is available in the print options.
25) alu is  a part of cpu.
26) central processing unit is located inside the monitor.
27) hard copy means the display of the information on the screen.
28) the caps lock key is a toggle key.
29) PROGRAM is a part of hardware.
30) Hard disk is device which stores all programs and data in the computer.
31) hard disk is  a device which stores all programs and data in the computer.
32) the sound card is located outside the computer.
33) system file cannot be stored on disk.
34) RAM is also known as main memory.
35) cpu is a peripheral device.
36) operating system is system software.
37) accessing speed is faster in hard disk more than primary memory.
38) the data is resides in ram when server us turned on.
39) you can not change computer prompt in dos.
40) ms dos was developed by ibm.
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