What is the function of a MODEM?
(A) Converts analog signals to digital and vice - versa
(B) Serves as a hardware anti - virus
(C) Encryption & Decryption
(D) Converts data to voice and vice - versa
What is the full form of OMR?
(A) On Money Reader
(B) Optical Mark Reader
(C) On Mark Reader
(D) None of these
Which of the following is 3rd layer of OSI Model?
(A) Network layer
(B) Session layer
(C) Physical layer
(D) Application layer
Which command allows you to reduce fragments of file and optimize the performance of disk?
(A) Chkdsk
(B) Diskcomp
(C) Scandisk
(D) Defrag
In which of these memory access schemes, separate Read / Write heads are required?
(A) Sequential Access
(B) Direct Access
(C) Random Access
(D) None of these
_____are the fastest and the most expensive computers.
(A) Super computers
(B) Laptop
(C) Micro computers
(D) Mini computers
CDMA stands for _____________.
(A) Central Development Mobile Association
(B) Code Division Mobile Access
(C) Code Division Multiple Access
(D) Centre of Development Multiple Access
In which is the clock speed of the computer calculated?
(A) Bit
(B) Megabyte
(C) Gigabyte
(D) None of these
Using what were the first computers programmed?
(A) Machine language
(B) Source card
(C) Object card
(D) Assemble language
When was the development of BASIC computer language?
(A) 1955
(B) 1968
(C) 1964
(D) 1975
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