1. A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.
(1) Modulator (2) Demodulator
(3) Modem (4) Decoder
(5) None of the above
2. A group of magnetic tapes, videos or terminals usually under the control of one master is
(1) Cylinder (2) Cluster
(3) Surface (4) Track
(5) None of the above
3. Symbolic languages were developed in
(1) 1962 (2) 1950
(3)1974 (4)1980
(5) None of the above
4. Which network is a packet switching network?
(1) Ring network (2) LAN
(3) Star network (4) EuroNET
(5) None of the above
5. The organization and interconnection of the various components of a computer system is
(1) Architecture (2) Networks
(3) Graphics (4) Designing
(5) None of the above
6. Which of the following is the coding of data so that is can't be easily understood if intercepted.
(1) Barcode (2) Decoder
(3) Encryption (4) Mnemonics
(5) None of the above
7. RAM is used as a short memory because it is
(1) Volatile (2) Has small capacity
(3) Is very expensive (4) Is programmable
(5) None of the above
8. A modern electronic computer is a machine that is meant for
(1) Doing quick mathematical calculations
(2) Input storage, manipulation of outputting of data
(3) Electronic data processing
(4) Performing repetitive tasks accurately
(5) None of the above
9. Which is a device that changes information into digital form?
(1) Modem (2) Digitizer
(3) Mouse (4) Light pen
(5) None of the above
10. A memory that does not change its contents without external causes is known as
(1) Dynamic memory (2) Static memory
(3) RAM (4) EEPROM
(5) None of the above
QUE | ANS | QUE | ANS |
1 | 3 | 6 | 3 |
2 | 2 | 7 | 1 |
3 | 2 | 8 | 2 |
4 | 4 | 9 | 2 |
5 | 1 | 10 | 2 |
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