1. How many input lines are needed to construct 1024 bit coincident core plane?
(a) 8
(b) 16
(c) 32
(d) 64
(e) None of the above.
ANS: d
2. A digital computer is based on the principle of
(a) measurement
(b) logic
(c) multiplication
(d) counting
ANS: d
3. How many types of storage loops exist in magnetic bubble memory
(a) 8
(b) 4
(c) 16
(d) 2
(e) None of the above
ANS: d
4. The linking of computers with a communication system is called
(a) networking
(b) pairing
(c) interlocking
(d) assembling
ANS: a
5. Standardization means
(a) connecting two computer systems
(b) compatibility between different computer systems from different suppliers.
(c) always using a standard parallel interface
(d) joining a computer user group
ANS: b
6. Which memory is nonvolatile and may be written only once?
(a) RAM
(b) EP-ROM
(c) SRAM
(d) PROM
(e) None of the above.
ANS: c
7. For creating and editing legal documents which application package would be most useful
(a) spreadsheet
(b) word-processing
(c) graphic
(d) communication
ANS: b
8. Word-processing is used for
(a) presentation of data in graphical form
(b) what-if analysis
(c) entry, verifying, updating, retrieving etc. of records
(d) creation, storage, editing etc. of text.
ANS: d
9. Which of the 'following statements is wrong?
(a) An EPROM can be programmed, erased and reprogrammed by the user with an EPROM programming instrument
(b) magnetic tape is non volatile
(c) magnetic core and semiconductor memories are used as mass memory medium
(d) RAM is a type of volatile memory
(e) None of the above
ANS: c
10. Which of the following program is useful for merging names and address with repetitive letters for mass mailing
(a) word-processing and database integrated program
(b) database management and spreadsheet program
(c) graphics program
(d) communication program
ANS: a
11. The data bus in 8080A/8085 micro-processor is a group of
(a) eight bi-directional lines that are used to transfer 8 bits between the micro-processor and its I/O and memory
(b) sixteen bi-directional lines that are used for data transfer between the micro-processor and memory
(c) eight undirectional lines that are used for I/O devices
(d) eight lines used to transfer data among the registers
(e) None of the above.
ANS: a
12. The operation of a digital computer is based on .....principle.
(a) counting
(b) measuring
(c) electronic
(d) logical
(e) None of the above.
ANS: a
13. DBMS stand for
(a) database marketing system
(b) database management studies
(c) database management system
(d) database marketing strategies
ANS: c
14. An integrated circuit is
(a) a complicated circuit
(b) an integrating device
(c) much costlier than a single transistor
(d) fabricated on a tiny silicon chip
(e) None of the above .
ANS: d
15. A dumb terminal with a keyboard and CRT and connected to a computer is
(a) an off-line device
(b) an on-line device
(c) neither on-line nor off-line device
(d) both (a) and (b)
ANS: b
16. When a bank teller uses a computer terminal to know the balance in a customer's accounts it is an example of ?
(a) on-line updating
(b) off-line processing
(c) on-line query
(d) on-line processing
ANS: c
17. Most important advantage of an IC is its
(a) easy replacement in case of circuit failure
(b) extremely high reliability
(c) reduced cost
(d) low power consumption
(e) None of the above.
ANS: b
18. The concept that many users can share a computer is called
(a) time-sharing
(b) distributed processing
(c) parallel processing
(d) interpersonal relationship
ANS: a
19. Which one of the following words has computer meaning and a computer meaning
(a) node
(b) bus
(c) quick
(d) plotter
ANS: a
20. Which of the following is a computer program
(a) utility software
(b) application package
(c) operating system
(d) all of the above computer programs
ANS: d
21. The computer stores its program and data in its
(a) ALU
(b) control unit
(c) memory
(d) cache memory
ANS: c
22. What is the number of read-write heads in the drive for a 9-track magnetic tape?
(a) 9
(b) 16
(c) 18
(d) 27
(e) None of the above.
ANS: b
23. An operating system
(a) is not required on large computers
(b) is always supplies with computer
(c) is always written in BASIC
(d) consists of programs that help in the operation of computer
ANS: d
24. The number of tracks on a 1/2 inch wide magnetic tape is
(a) 7
(b) 9
(c) 18
(d) 16
(e) None of the above.
ANS: b
25. Which type of computers have really brought the advantages of computers to homes and small business
(a) minicomputers
(b) microcomputers
(c) super computers
(d) mainframes
ANS: b
26. The tangible part of a computer system is called
(a) input data
(b) output data
(c) software
(d) hardware
ANS: d
27. Large computers which can process huge data at high speeds are known as
(a) networks
(b) minicomputers
(c) microcomputers
(e) mainframes
ANS: c
28. What is the most common speed in rpm at which the hard disk usually rotate
(a) 2400
(b) 3600
(c) 4700
(d) 1600
ANS: b
29. Computerized railway reservation system is an example of
(a) on-line application
(b) off-line application
(c) both (a) and (b)
(d) None of the above.
ANS: a
30. Managers who have no technical knowledge about a computer can be easily trained to operate a/an
(a) minicomputer
(b) personal computer
(c) super computer
(d) microcomputer
ANS: b
Tuesday, February 7, 2012
BANK EXAMS COMPUTER KNOWLEDGE MCQs
1. The use of computer work stations to send and receive messages is known as
(a) electronic funds transfer
(b) electronic message switching
(c) electronic mail
(d) electronic publishing
ANS: c
2. Protecting the data from unauthorized access is called
(a) data inaccessibility
(b) data encryption
(c) data security
(d) data validity
ANS: c
3. What is true about supercomputers
(a) they can fit on a single small chip
(b) they are found at thousands of places around the world
(c) they cost only few thousand rupee
(d) they can process billions of operations in a second
ANS: d
4. In a distributed computer system
(a) there are many computers and terminals
(b) the task is executed by a number of processors
(c) the task is distributed throughout the system
(d) All of the above.
ANS: c
5. A computer programming language often used by children is
(a) LOGO
(b) PILOT
(c) BASIC
(d) PASCAL
ANS: a
6. The linking of computers with a communication system is called
(a) networking
(b) pairing
(c) interfacing
(d) assembling
ANS: a
7. The software generally used for what-if analysis is related to
(a) word-processing
(b) graphics
(c) database management
(d) None of the above
ANS: d
8. Distributed data entry means that data can be
(a) entered at different locations where it originates
(b) sent to different locations from a central place
(c) accessed from different places know as distribution points
(d) distributed through a network
ANS: a
9. Software documentation refers to
(a) anything written about how the software is designed or functions
(b) the documents which, the user has to sign before using the software legally
(c) the compatibility of the software with IBM-PC
(d) None of the above.
ANS: a
10. If a home computer user wants access to national database networks he/she at least requires
(a) a microcomputer, a modem, a telephone line
(b) a microcomputer, a tele-printer, a telephone line
(c) a microcomputer, communications soft-ware, a telephone line
(d) a microcomputer, a modem, communications software, a telephone line
ANS: d
11. Which of the following factors does not affect the total time taken to generate by using computers?
(a) entry of data
(b) complexity of calculations to be performed
(c) type and format of output required
(d) power of the processor
(e) speed of the printer
(f) place where the computer is kept
ANS: f
12. Which of the following functions of a computer is wrong?
(a) it obtains data from an input device
(b) it processes the data and delivers the final results to an output device
(c) it takes processing steps from the list of instructions called program
(d) it stores the program and data in memory.
(e) It generates the program on its own.
ANS: e
13. The heart of a computer is
(a) CPU
(b) Memory
(c) I/O Unit
(d) Disks
ANS: a
14. A computer consists of
(a) a central processing unit
(b) a memory
(c) input and output units
(d) All the above.
ANS: d
15. Which of the following is not used as secondary storage?
(a) semiconductor memory
(b) magnetic disks
(c) magnetic drums
(d) magnetic tapes
ANS: a
16. Which of the following memory is capable of operating at electronics speed?
(a) semiconductor memory
(b) magnetic disks
(c) magnetic drums
(d) magnetic tapes
ANS: a
17. Which of the following is responsible for coordinating various operations using timing signals?
(a) Arithmetic-logic unit
(b) Control unit
(c) Memory unit
(b) I/O unit
ANS: b
18. The ALU of a computer normally contains a number of high speed storage elements called
(a) semiconductor memory
(b) registers
(c) hard disk
(d) magnetic disk
ANS: b
19. Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
(a) sequential-access memory
(b) random-access memory
(c) secondary memory
(d) mass storage
ANS: b
20. Which of the following is the fastest?
(a) CPU
(b) Magnetic tapes and disks
(c) Video terminal
(d) Sensors, mechanical controllers
ANS: a
21. Modern computers do not work with decimal numbers. Instead, they process binary numbers i.e., groups of Os and 1s because
(a) electronic devices are most reliable when designed for two state (binary) operation
(b) binary circuits are simple
(c) memory is only possible for binary numbers
(d) with decimal numbers, the circuits are complex and costly
(e) with decimal numbers, processing speed is slow
ANS: a
22. A computer can be defined as an electronic device that can (choose the most precise definition)
(a) carry out arithmetical operations
(b) carry out logical functions
(c) do complicated calculations
(d) accept and process data by implementing sequentially a set of stored instructions.
(e) Present information to the operator on a visual display unit
ANS: d
23. Stored instructions and data in digital computers consists of
(a) alphabets
(b) numerals
(c) characters
(d) scripts
(e) bits
ANS: e
24. A digital computer performs its computations by
(a) mechanical means
(b) analogy
(c) guessing
(d) counting
(e) None of the above.
ANS: d
25. Binary coded decimal (BCD) numbers express each decimal digitals as
(a) binary digits
(b) digits and strings
(c) nibble
(d) word
(e) byte
ANS: c
26. The basic operation performed by a computer is
(a) arithmetic operations
(b) logic operations
(c) storage and retrieval operations ../(d) all the above
(e) None of the above.
ANS: d
27. Who is regarded as the Father of computers?
(a) Abascus
(b) John Napier
(c) Pascal
(c) Charles Babbage
(e) Hollerith
ANS: c
28. The analog computer deals directly with
(a) number or codes
(b) measured values of continuous physical magnitude
(c) signals in the form of 0 or 1
(d) signals in discrete values from 0 to 9
ANS: b
29. Transistor was invented in
(a) 1945
(b) 1946
(c) 1947
(d) 1948
ANS: d
30. Integrated circuits are classified according to the
(a) no. of chips
(b) no. of vacuum tube
(c) no. of gates
(d) no. of transistor
ANS: c
31. 1 K bits equals to the
(a) 1000 bits
(b) 100 bits
(c) 1024 bits
(d) 10 bits
ANS: c
32. The first microprocessor was introduced in
(a) 1971
(b) 1972
(c) 1973
(d) 1974
ANS: a
33. In terms of processing power there is a class of computers between minicomputers and microcomputers known as
(a) Supercomputer
(b) Mainframe
(c) Personal computer
(d) Workstation
ANS: d
34. The biggest manufacturer of workstations is
(a) Sun Microsystems
(b) IBM
(c) DEC
(d) HP
ANS: a
35. The first AT Systems have
(a) 12 bit ISA Bus
(b) 14 bit ISA Bus
(c) 16 bit ISA Bus
(d) 18 bit ISA Bus
ANS: c
(a) electronic funds transfer
(b) electronic message switching
(c) electronic mail
(d) electronic publishing
ANS: c
2. Protecting the data from unauthorized access is called
(a) data inaccessibility
(b) data encryption
(c) data security
(d) data validity
ANS: c
3. What is true about supercomputers
(a) they can fit on a single small chip
(b) they are found at thousands of places around the world
(c) they cost only few thousand rupee
(d) they can process billions of operations in a second
ANS: d
4. In a distributed computer system
(a) there are many computers and terminals
(b) the task is executed by a number of processors
(c) the task is distributed throughout the system
(d) All of the above.
ANS: c
5. A computer programming language often used by children is
(a) LOGO
(b) PILOT
(c) BASIC
(d) PASCAL
ANS: a
6. The linking of computers with a communication system is called
(a) networking
(b) pairing
(c) interfacing
(d) assembling
ANS: a
7. The software generally used for what-if analysis is related to
(a) word-processing
(b) graphics
(c) database management
(d) None of the above
ANS: d
8. Distributed data entry means that data can be
(a) entered at different locations where it originates
(b) sent to different locations from a central place
(c) accessed from different places know as distribution points
(d) distributed through a network
ANS: a
9. Software documentation refers to
(a) anything written about how the software is designed or functions
(b) the documents which, the user has to sign before using the software legally
(c) the compatibility of the software with IBM-PC
(d) None of the above.
ANS: a
10. If a home computer user wants access to national database networks he/she at least requires
(a) a microcomputer, a modem, a telephone line
(b) a microcomputer, a tele-printer, a telephone line
(c) a microcomputer, communications soft-ware, a telephone line
(d) a microcomputer, a modem, communications software, a telephone line
ANS: d
11. Which of the following factors does not affect the total time taken to generate by using computers?
(a) entry of data
(b) complexity of calculations to be performed
(c) type and format of output required
(d) power of the processor
(e) speed of the printer
(f) place where the computer is kept
ANS: f
12. Which of the following functions of a computer is wrong?
(a) it obtains data from an input device
(b) it processes the data and delivers the final results to an output device
(c) it takes processing steps from the list of instructions called program
(d) it stores the program and data in memory.
(e) It generates the program on its own.
ANS: e
13. The heart of a computer is
(a) CPU
(b) Memory
(c) I/O Unit
(d) Disks
ANS: a
14. A computer consists of
(a) a central processing unit
(b) a memory
(c) input and output units
(d) All the above.
ANS: d
15. Which of the following is not used as secondary storage?
(a) semiconductor memory
(b) magnetic disks
(c) magnetic drums
(d) magnetic tapes
ANS: a
16. Which of the following memory is capable of operating at electronics speed?
(a) semiconductor memory
(b) magnetic disks
(c) magnetic drums
(d) magnetic tapes
ANS: a
17. Which of the following is responsible for coordinating various operations using timing signals?
(a) Arithmetic-logic unit
(b) Control unit
(c) Memory unit
(b) I/O unit
ANS: b
18. The ALU of a computer normally contains a number of high speed storage elements called
(a) semiconductor memory
(b) registers
(c) hard disk
(d) magnetic disk
ANS: b
19. Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
(a) sequential-access memory
(b) random-access memory
(c) secondary memory
(d) mass storage
ANS: b
20. Which of the following is the fastest?
(a) CPU
(b) Magnetic tapes and disks
(c) Video terminal
(d) Sensors, mechanical controllers
ANS: a
21. Modern computers do not work with decimal numbers. Instead, they process binary numbers i.e., groups of Os and 1s because
(a) electronic devices are most reliable when designed for two state (binary) operation
(b) binary circuits are simple
(c) memory is only possible for binary numbers
(d) with decimal numbers, the circuits are complex and costly
(e) with decimal numbers, processing speed is slow
ANS: a
22. A computer can be defined as an electronic device that can (choose the most precise definition)
(a) carry out arithmetical operations
(b) carry out logical functions
(c) do complicated calculations
(d) accept and process data by implementing sequentially a set of stored instructions.
(e) Present information to the operator on a visual display unit
ANS: d
23. Stored instructions and data in digital computers consists of
(a) alphabets
(b) numerals
(c) characters
(d) scripts
(e) bits
ANS: e
24. A digital computer performs its computations by
(a) mechanical means
(b) analogy
(c) guessing
(d) counting
(e) None of the above.
ANS: d
25. Binary coded decimal (BCD) numbers express each decimal digitals as
(a) binary digits
(b) digits and strings
(c) nibble
(d) word
(e) byte
ANS: c
26. The basic operation performed by a computer is
(a) arithmetic operations
(b) logic operations
(c) storage and retrieval operations ../(d) all the above
(e) None of the above.
ANS: d
27. Who is regarded as the Father of computers?
(a) Abascus
(b) John Napier
(c) Pascal
(c) Charles Babbage
(e) Hollerith
ANS: c
28. The analog computer deals directly with
(a) number or codes
(b) measured values of continuous physical magnitude
(c) signals in the form of 0 or 1
(d) signals in discrete values from 0 to 9
ANS: b
29. Transistor was invented in
(a) 1945
(b) 1946
(c) 1947
(d) 1948
ANS: d
30. Integrated circuits are classified according to the
(a) no. of chips
(b) no. of vacuum tube
(c) no. of gates
(d) no. of transistor
ANS: c
31. 1 K bits equals to the
(a) 1000 bits
(b) 100 bits
(c) 1024 bits
(d) 10 bits
ANS: c
32. The first microprocessor was introduced in
(a) 1971
(b) 1972
(c) 1973
(d) 1974
ANS: a
33. In terms of processing power there is a class of computers between minicomputers and microcomputers known as
(a) Supercomputer
(b) Mainframe
(c) Personal computer
(d) Workstation
ANS: d
34. The biggest manufacturer of workstations is
(a) Sun Microsystems
(b) IBM
(c) DEC
(d) HP
ANS: a
35. The first AT Systems have
(a) 12 bit ISA Bus
(b) 14 bit ISA Bus
(c) 16 bit ISA Bus
(d) 18 bit ISA Bus
ANS: c