sinfoera.com – MCQs, Mock Tests | Computer Computer Fundamentals (New) Part 4

1 ï»¿Which of the following is not a class of computers based on size?

A Mainframe Computers B Mini Computers C Micro Computers D Super Computers

✅ Correct Answer: 4

2 Who invented EDSAC?

A John v. Neumann B J.p. Eckert and John Mauchley C Maurice Wilkes D Howard Aiken

✅ Correct Answer: 3

3 EEPROM stands for

A Electrically Erasable Programmable Read Only Memory B Electronic Erasable Programmable Read Only Memory C Easily Erasable Programmable Read Only Memory D Easily Erasable Programmable Read Only Memory

✅ Correct Answer: 1

4 Which of the following is a class of computers based on model?

A Digital Computer B Hybrid Computers C Analog Computers D AT Computers

✅ Correct Answer: 4

5 What are the computers called that performs calculations and comparisons usually in the binary numbering system?

A Analog Computers B Digital Computers C Hybrid Computers D None of above

✅ Correct Answer: 4

6 ASCII stands for

A American Standard Code for Information Interchange B American Scientific Code for International Interchange C American Standard Code for Intelligence Interchange D American Scientific Code for Information Interchange

✅ Correct Answer: 1

7 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

✅ Correct Answer: 4

8 Why ABC computer is called so?

A Because it was developed by Atanasoff and Berry B Because it was thought to be the first computer so named with first alphabets of English C Both of above are the reason to name the computer ABC D None of above are true

✅ Correct Answer: 3

9 Who designed the first electronics computer ? ENIAC/

A Von Neumann B oseph M Jacquard C J. P. Eckert and J. W. Mauchly D All of above

✅ Correct Answer: 3

10 Central Processing Unit is combination of

A Control and storage B Control and output unit C Arithmetic logic and input unit D Arithmetic logic and control unit

✅ Correct Answer: 4

11 IBM 1401 computer was

A Mainframe Computer B Mini Computers C Micro Computers D None of above

✅ Correct Answer: 1

12 Time during which a job is processed by the computer is

A Delay times B Real time C Execution time D Down time

✅ Correct Answer: 3

13 CD-ROM stands for

A Compactable Read Only Memory B Compact Data Read Only Memory C Compactable Disk Read Only Memory D Compact Disk Read Only Memory

✅ Correct Answer: 4

14 Which unit converts user data into machine readable form?

A Input unit B Output unit C ALU D Control Unit

✅ Correct Answer: 1

15 Which unit is known as nerve center of computer?

A ALU B CU C Memory D Registers

✅ Correct Answer: 2

16 What does the disk drive of a computer do?

A Rotate the disk B Read the disk C Load a program from the disk into the memory D Both b and c

✅ Correct Answer: 4

17 Access time is

A seek time + latency time B seek time C seek time D latency time

✅ Correct Answer: 1

18 Who invented the microprocessor?

A Marcian E Huff B Herman H Goldstein C Joseph Jacquard D All of above

✅ Correct Answer: 1

19 MICR stands for

A Magnetic Ink Character Reader B Magnetic Ink Code Reader C Magnetic Ink Case Reader D None of above

✅ Correct Answer: 1

20 The Width of a processorâ€™s data path is measured in bits. Which of the following are common data paths?

A 8 bits B 12 bits C 16 bits D 32 bits

✅ Correct Answer: 1

21 MSI is the abbreviation of

A Medium Scale Integrated B Medium System Integrated C Medium Scale Intelligent D Medium System Intelligent

✅ Correct Answer: 1

22 IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel disk drives from Tandon operating system from Microsoft the printer from Epson and the application software from everywhere. Can you name the country which contributed

A India B China C Germany D Taiwan

✅ Correct Answer: 4

23 Which statement is valid about interpreter?

A It translates one instruction at a time B Object code is saved for future use C Repeated interpretation is not necessary D All of above

✅ Correct Answer: 1

24 Easily reloctable language is

A Machine language B Assembly language C High level language D Medium level language

✅ Correct Answer: 2

25 Which of the following memories needs refresh?

A SRAM B DRAM C ROM D All of above

✅ Correct Answer: 2

26 Through which device the main components of the computer communicate with each other?

A Keyboard B System Bus C Monitor D Memory

✅ Correct Answer: 2

27 What type of device is computer keyboard?

A Memory B Output C Storage D Input

✅ Correct Answer: 4

28 Which is the limitation of high level language?

A Lower efficiency B Machine dependence C machine level coding D None of above

✅ Correct Answer: 1

29 An example of a digital device can be

A Digital clock B Automobile speed meter C Clock with a dial and two hands D All of above

✅ Correct Answer: 1

30 Which of the following is not true?

A Transistors are much smaller B Transistors produce low heat C Transistors were less reliable D Transistors were used in radios and other electronic devices

✅ Correct Answer: 3

31 A characteristic of card systems is:

A Slowness in processing data B Using cards as records of transactions C Needing a larger DP staff D All of above

✅ Correct Answer: 4

32 The full form of EEPROM is

A Electrically Erasable Programmable Read Only Memory B Easily Erasable Programmable Read Only Memory C Electronic Erasable Programmable Read Only Memory D None of the above

✅ Correct Answer: 1

33 The original ASCII code used__bits of each byte reserving that last bit for error checking

A 5 B 6 C 7 D 8

✅ Correct Answer: 3

34 A computer programmer

A Does all the thinking for a computer B Can enter input data quickly C Can operate all types of computer equipments D Can draw only flowchart

✅ Correct Answer: 1

35 Fifth generation computer is also known as

A Knowledge information processing system B Very large scale integration (VLSI) C Both of above D None of above

✅ Correct Answer: 1

36 The commonly used standard data code to represent alphabetical numerical and punctuation characters used in electronic data processing system is called

A ASCII B EBCDIC C BCD D All of above

✅ Correct Answer: 4

37 Which of the following have low failure rate?

A mechanical devices B electronic devices C electro-mechanical devices D None of above

✅ Correct Answer: 2

38 Which of the following memories need refresh?

A SRAM B DRAM C ROM D All of above

✅ Correct Answer: 2

39 A typical personal computer used for business purposes would have__ of RAM.

A 4 KB B 16 K C 64 K D 256 K

✅ Correct Answer: 4

40 The ALU of a computer normally contains a number of high speed storage element called

A Semiconductor memory B Registers C Hard disks D Magnetic disk

✅ Correct Answer: 2

41 Which was the computer conceived by Babbage?

A Analytical Engine B Arithmetic Machine C Donald Kunth D All of above

✅ Correct Answer: 1

42 The processing speed of first generation computers was

A milliseconds B microseconds C nanoseconds D picoseconds

✅ Correct Answer: 1

43 Model 5100 was ______ in 1957.

A The first PC built by IBM B The first PC built by Apple C he first PC built by Motorola D The first PC built by Intel

✅ Correct Answer: 1

44 VGA is

A Video Graphics Array B Visual Graphics Array C Volatile Graphics Array D Video Graphics Adapter

✅ Correct Answer: 1

45 A kind of scanner MICR is the short form of

A Magnetic Ink Character Reader B Magnetic Ink Code Reader C Magnetic Ink Cases Reader D None

✅ Correct Answer: 1

46 Which of the following is not a class based on size?

A Mainframe Computer B Micro Computer C Mini Computer D Digital Computer

✅ Correct Answer: 4

47 Which 8-bit chip was used in many of todayâ€™s TRS-80 computers?

A Z-8000 B Motorola 6809 C Z-8808 D Z-80

✅ Correct Answer: 4

48 Which of the following disk is fixed disk?

A Hard Disks B Flash Disks C Blu-Ray Disks D DVDs

✅ Correct Answer: 1

49 Which of the following professions has not been affected by personal computers?

A Medical B Clerical and law C Accounting D None of the above

✅ Correct Answer: 4

50 The word Abacus is derived from Abax a word from

A Latin language B Greek Language C Sanskrit language D Ancient Egypt

✅ Correct Answer: 1

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Computer Fundamentals (New) Part 4