ECAT Computer Science Online Test With Answers

image
image
image

ECAT Computer Science Online Test

Sr. # Questions Answers Choice
1 A digital computer performs its computation by mechanical means analogy guessing counting
2 Stored instruction and data in digital computer consist of alphabets numerals character bits
3 Pick out of the wrong statement about computers It is a logical machine it can be access any piece of information that it has in store it is devoid of emotion has no feeling or instincts it approaches its information in unrestricted manner
4 The major operational problem of the early first generation computers was inaccurate results poor reliability delayed results limited capabilities
5 Electron NumericaL integrator and Calculator belongs to the first generation digital computer second generation computers third generation computers fourth generation computers
6 Which of the following is associated with second generation computers transistors high level procedural language magnetic core memory all of above
7 A computer can not do anything without programme input device output device VDU
8 The basic operation performed by the computer is called arithmetic operation logic operation storage and retrieval operation all of above
9 The basic operation performed by the computer is called arithmetic operation logic operation storage and retrieval operation all of above
10 The most powerful computers are super minis super micros mainframe computers Supercomputer
11 The most powerful computers are Supercomputer mainframe computers super minis super micros
12 A data arranged in intelligible form is called processed data information programe` software
13 Rearranging of data in sequence is called updating editing batching sorting
14 Raw data is processed by the computer into number of sheet updates paragraph information
15 A computer has very high speed ,accuracy,and reliability ,Its intelligent quotient could be of the order of 0 10 15 20
16 A computer has very high speed ,accuracy,and reliability ,Its intelligent quotient could be of the order of 0 10 15 20
17 The computer program consists of mainly the following number of parts 3 2 4 5
18 A computer is capable of performing almost any task provided that it can be coded memorized analyzed reduced to a series of logical steps
19 A computer drive its basic strength from speed accuracy memory all of above
20 A computer drive its basic strength from speed accuracy memory all of above
21 A computer can be defined as an electronic device that can carry out arithmetic operation carry out logical operation do complicated calculation accept and possessed data by implementing sequentially a set of stored in instruction
22 In______________communication modes the data communication can take place in only one direction Simplex Half-duplex Full-deplex None
23 How many types of data transmission modes are there? 2 3 4 5
24 BCD stands for None Binary coded decimal Bit coded digit Byte coded decimal
25 ___________ code systems can represent upto 65536 symbols ASCII-7 EBCDIC ASCII-8 Unicode
26 ASCII 8 bit code can represent maximum 256 character 128 character 64 character 65536 character
27 ASCII 7 bit code can represent maximum 265 character 128 character 64 character 65536 character
28 The height of the wave is called : Oscillation Amplitude Signal Frequency
29 The _____________ is the physical path over which the message travels : Protocol Medium Signal All of the above
30 IBM stands for International Business Machine International Binary Machine Internal Business Machine International Business Microsoft
Download This Set
×