A Boolean function can be translated from ______________ expression into a logic diagram.
1.boolean.
2.logical
3.relational
4.algebric
A straight subtraction of 2 numbers requires a __________ circuit.
1.BCD adder.
2.subtractor
3.division
4.subtractor
A ________ is a group of flip-flops.
1.memory.
2.circuit
3.register
4.bits
During the execution of the instructions, a copy of the instructions is placed in the _____.
1.Register
2.RAM
3.System heap
4.Cache
Each gate can be represented in tabular form by __________.
1.symbols.
2.function
3.truth table.
4.logic
In flip-flop input R stands for __________.
1. read.
2.reset
3.reimburse
4.rectangle
In T flip-flop T stands for ___________.
1.technical
2. toggle.
3.trigger
4. type edged.
Minterm is also called ________.
1.standard product.
2.standard sum.
3.union
4.difference
The first computer architecture was designed (or developed) in
1.1970
2.1971
3.1968
4.1972
The major basic functions performed by a computer are
1.Data and Instructions are accepted as input.
2.Processing of data as per the instructions (called data processing)
3.Control of all operations inside the computer and produced the result in the form of output.
4. All of the above areas
The ____________ memory access time is less than the access time of the main memory.
1.virtual
2.associative
3.backup
4.mapping
There are ________ basic arithmetic operations.
1.. one.
2. two.
3.three.
4.four
What is concerned with the way the hardware components operate to form computer system?
1.Computer organization.
2.Computer design.
3.Computer architecture.
4.Computer implementation.
A decimal arithmetic unit is a ___________ function that performs decimal micro operations.
1.analog
2.logical
3.digital
4.boolean
A register is capable of storing __________ bit of information.
1.one.
2.two
3.three
4.four
A _______ is a digital circuit that performs the inverse operation of a decoder.
1.multiplexer
2.adder
3.subtractor
4.encoder
A _________ circuit is a connected arrangement of logic gates with a set of inputs and outputs.
1.arithmetic.
2.logic
3.combinational
4.shift
A _________ is a combinational circuit that forms sum of 3 input bits.
1.half adder.
2. full adder
3.BCD adder.
4.composite adder.
A _____________ circuit is an interconnection of flip-flops and gates.
1.combinational.
2.arithmetic
3.shift
4.sequential
A _______________ interrupt is a system that establishes a priority over sources to determine which condition to service first.
1. software.
2.hardware
3.priority
4.device
Devices that provide backup storage are called ___________ memory.
1.main
2.auxiliary
3.backup
4.device
How many digits are used in Binary number system?
1.zero.
2.one
3.two
4.three
If both inputs A and B are equal to 1 in AND gate, the output is_______.
1.zero.
2.one
3.don’t care.
4.binary
Maxterm is also called ________.
1.standard product.
2.standard sum.
3.union
4.differnce
Short form of “American Standard Code for Information Interchangeâ€.
1. ASCFII
2.ASCII
3.ASCFI
4.ASCI
Special input terminal for setting the flip-flop is called ______.
1.clear.
2.set
3.preset
4.reset
The addition of 2 binary digits is done by ___________ circuit.
1.half adder.
2. full adder
3.BCD adder.
4. composite adder.
The arithmetic processor is simple if it has only fixed point ________ instruction.
1.add.
2.subtract
3.multiply
4.division
The condition when it does not matter if the function produces 0 or 1 for a given minterm is ________________.
1.SOP.
2.POS
3.NOR
4.don’t care.
The CPU responds to the interrupt signal by storing the ___________ address from program counter.
1.stack.
2.memory
3.return
4.I/O.
The K-Map is also called ________________ diagram
1.venn.
2.boolean
3.vector
4.veitch
The K-Map is also called ________________ diagram
1.venn
2.boolean
3.vector
4.veitch
The main components (or basic units) of a computer system are
1. Input/ Output unit
2.Central Process Unit (CPU)
3.Memory unit (Storage unit)
4.All of the above
The manipulation of binary information is done by logic circuits called __________.
1.blocks
2.gates
3.symbols
4.functions
The map simplification method is also known as ___________ map.
1.karnaugh.
2.algebric
3.basic
4.binary
The means of entering information into computer is through a ___________.
1.mouse
2.keyboard.
3.printer
4.monito
The memory unit that directly communicates with CPU is called __________ memory.
1. main.
2.auxiliary
3.device
4.backup
The multiplexer is also called ________ selector since it selects one of many data inputs.
1.line
2.data
3.binary
4.octal
The solution to any problem stated by a finite number of procedural steps is _________.
1. procedure.
2.algorithm
3.subprogram
4.specification
The state of the flip flop after the occurrence of a clock pulse is called __________ state .
1.high level.
2.present
3.next
4.low level.
The state table of sequential circuit consists of __________ sections.
1.one.
2.two
3.three
4.four
The storage element employed in clocked sequential circuit is called ___________.
1.memory.
2.flipflop
3.circuit
4.subtractor
The summation symbol stands for the _______. A. ORing of terms. B. AND of terms. C. Not. D. NAND.
1.ORing of terms.
2. AND of terms.
3.Not
4.NAND
The _______ input in the register determines the action to be taken with each clock pulse.
1. buffer.
2.register
3.load
4.zero
The _________ flip-flop is a slight modification of SR flip-flop.
1.JK
2.T
3.edge triggered.
4.D.
The ___________ subsystem of a computer provides communication between central system and outside environment. .
1.. input/output
2.input
3.output
4.exit
The ____________ memory access time is less than the access time of the main memory.
1. virtual.
2.associative
3.cache
4.mapping
The ____________ state shows the states of flip-flops A and B at any given time t.
1. input.
2.next
3.present
4.output
What digit is called a bit?
1.decimal
2.binary.
3.octal
4.hexadecimal
What is the reflected code for the decimal equivalent 9?
1.1100
2.1101
3.1011
4.1001
What is the term used for “sequence of instructions for the computer�
1.hardware
2.program.
3.data
4.instruction
What type of computer uses the binary number system?
1.Analog.
2.Intra
3.Super
4.Digital
Which component of the computer consists of physical entity of the device?
1.software
2.middleware
3.hardware
4.firmware
Which consists of instructions and data that computer manipulates to perform data processing tasks?
1.software.
2.middleware
3.hardware
4.firmware
________ is a binary code of a group of elements consisting of 10 decimal digits, the 26 letters of the alphabet and a certain number of special symbols such as $.
1. Alphanumeric code.
2.Decimal code.
3.Error detection code.
4.Reflected code.