ICT 2 Flashcards
- The basic operations performed by a computer are
A) Arithmetic operation
B) Logical operation
C) Storage and relative
D) All the above
- The two major types of computer chips are
Primary Memory chip
Microprocessor chip
- Microprocessors as switching devices are for which generation computers
D) Fourth Generation
- ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand
for?
Extended Binary Coded Decimal Interchange Code
The brain of any computer system is
CPU
- Storage capacity of magnetic disk depends on
tracks per inch of surface
B) bits per inch of tracks
C) disk pack in disk surface
- A storage area used to store data to a compensate for the difference in speed at which
the different units can handle data is
) Buffer
- Computer is free from tiresome and boardoom. We call it
C) Diligence
. Integrated Circuits (Ics) are related to which generation of computers?
) Third generation
- A hybrid computer
C) Resembles both a digital and analogue computer
Which type of computers uses the 8-bit code called EBCDIC?
C) Mainframe computers
. Chief component of first generation computer was
Vacuum Tubes and Valves
- To produce high quality graphics (hardcopy) in color, you would want to use a/n
B) Plotter
. What are the stages in the compilation process?
C) Lexical Analysis, syntax analysis, and code generation
- Which of the following IC was used in third generation of computers?
C) LSI
The main electronic component used in first generation computers was
B) Vacuum Tubes and Valves
- A dumb terminal has
D) a keyboard and screen
- One millisecond is
C) 1000th of a seconds
- Which of the following storage devices can store maximum amount of data?
B) Hard Disk
- Which computer was considered the first electronic computer until 1973 when court
invalidated the patent?
A) ENIAC
. High density double sided floppy disks could store _____ of data
D) 1.44 MB
A high quality CAD system uses the following for printing drawing and graphs
B) Digital plotter
The accuracy of the floating-point numbers representable in two 16-bit words of a
computer is approximately
6
. In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and
active components are mounted on a single board. What is the name of the board?
A) Motherboard
- Magnetic disks are the most popular medium for
A) Direct access
B) Sequential access
- A technique used by codes to convert an analog signal into a digital bit stream is
known as
A) Pulse code modulation
- Regarding a VDU, Which statement is more correct?
C) It is a peripheral device
A modern electronic computer is a machine that is meant for
B) Input, storage, manipulation and outputting of data
- When was vacuum tube invented?
B) 1906
Which of the following produces the best quality graphics reproduction?
C) Plotter
- Computers with 80286 microprocessor is
AT comptuers
An application suitable for sequential processing is
Processing of grades
B) Payroll processing
C) Both a and b
. Which of the following is not processing?
D) gathering
The digital computer was developed primarily in
C) USA
- Software in computer
A) Enhances the capabilities of the hardware machine
- Today’s computer giant IBM was earlier known by different name which was changes
in 1924. What was that name?
B) Computing Tabulating Recording Co.
- Before a disk drive can access any sector record, a computer program has to provide
the record’s disk address. What information does this address specify?
A) Track number
B) Sector number
C) Surface number
D) All of above
The arranging of data in a logical sequence is called
A) Sorting
- If in a computer, 16 bits are used to specify address in a RAM, the number of addresses
will be
B) 65,536
. Instructions and memory address are represented by
B) Binary codes
- The terminal device that functions as a cash register, computer terminal, and OCR
reader is the:
D) POS terminal
- People often call ______ as the brain of computer system
CPU
- The value of each bead in heaven is
C) 5
- The first computer introduced in Nepal was
B) IBM 1401
- Mnemonic a memory trick is used in which of the following language?
B) Assembly language
- Instruction in computer languages consists of
A) OPCODE
B) OPERAND
C) Both of above
- Which generation of computer is still under development
B) Fifth Generation
- A register organized to allow to move left or right operations is called a ____
D) Shift register
- Which was the most popular first generation computer?
A) IBM 1650
- A set of information that defines the status of resources allocated to a process is
D) Process description
- Each set of Napier’s bones consisted of ______ rods.
11
BCD is
Binary code decimal
- When was the world’s first laptop computer introduced in the market and by whom?
B) Epson, 1981
- From which generation operating systems were developed?
third
C) Third
- The first firm to mass-market a microcomputer as a personal computer was
C) Radio Shaks
- How many address lines are needed to address each machine location in a 2048 x 4
memory chip?
11
- A computer consists of
A) A central processing unit
B) A memory
C) Input and output unit
D) All of the above
- Why are vacuum tubes also called valves?
B) Because they can stop or allow the flow of current
- John Napier invented Logarithm in
A) 1614
- An integrated circuit is
D) Fabricated on a tiny silicon chip
- What type of control pins are needed in a microprocessor to regulate traffic on the bus,
in order to prevent two devices from trying to use it at the same time?
C) Bus arbitration
- Where as a computer mouse moves over the table surface, the trackball is
A) Stationary
- Which of the following is used as a primary storage device?
A) Magnetic drum
- Multi user systems provided cost savings for small business because they use a single
processing unit to link several
C) Dumb terminals
- Nepal brought a computer for census of 2028 BS. This computer was of
B) second generation
- Algorithm and Flow chart help us to
D) Specify the problem completely and clearly
- Which statement is valid about computer program?
A) It is understood by a computer
B) It is understood by programmer
- The difference between memory and storage is that memory is _____ and storage is __
A) Temporary, permanent
When was Pascaline invented?
C) 1642
- Which of the following statement is valid?
A) Lady Augusta is the first programmer
B) Ada is the daughter of Lord Byron, a famous English poet
C) ADA is a programming language developed by US Defense
D) All of above
- A compiler is a translating program which
A) Translates instruction of a high level language into machine language
- What is required when more than one person uses a central computer at the same
time?
D) Terminal
- Which of the following is the first computer to use Stored Program Concept?
C) EDSAC
- The term gigabyte refers to
C) 1024 megabytes
- Once you load the suitable program and provide required data, computer does not
need human intervention. This feature is known as
D) Automatic
- What is a brand?
B) The name of product a company gives to identify its product in market
- Machine language is
A) Machine dependent
B) Difficult to program
C) Error prone
D) All of above
- Modern Computers are very reliable but they are not
C) Infallible
- What is the date when Babbage conceived Analytical engine
B) 1837
