CIT411 TMA Solutions

CIT411 List of Questions

 

Q1 The following are 8051 control instructions except __
AJMP
CJMP
LJMP
SJMP

Q2 8051 supports ___ control instructions .
2
3
4
5

Q3 The instruction MOV A, @R0 implies ___
Copy contents of location addressed in R0 to A
Copy contents of location R0 to A
Copy contents of location addressed in A to R0
Copy contents of location A to R0

Q4 The instruction MOV 52h, #52h Implies __
Copy data from 52h to location 52h
Copy immediate data value 52h to RAM location 52h
Copy data from 52h to location RAM location 52h
None of the Options

Q5 The 8051 uses __ types of instruction to move data
12
3
4
5

Q6 The following are common assembler directives except ?
DBIT
CON
EQU
ORG

Q7 The following are true regarding Assembler Directives except ?
They are special instruction to the assembler program
They define some specific operations.
The directives they define are part of the executable program
None of the Options

Q8 Typically a program counter contains __
10
12
14
16

Q9 In Assembly language, a register 12 is specified by __
“reg12”
“Reg12”
“r12”
All of the Options

Q10 An assembly language has __ basic operators
2
3
4
5

Q11 The binary equivalent of 38d is given as ___
100010
101110
100110
100111

Q12 The decimal equivalent of 26h is given as __
38
26
46
100110

Q13 Represent the number 38d into decimal __
38
26
46
100110

Q14 The following are benefits of assembly language except __
Speed
Space
Direct
Knowledge

Q15 Vvariables are declared in assembly language __
By using a .VAR directive
By using a .DATA directive
By simply addressing its location in the register
By directly using the varible in the program

Q16 An assembler ___
converts assembly language into the binary machine code.
helps the microprocessor know what the programmer intends
helps simplify the process of programing
All of the Options

Q17 __ is true of the Assembly Language
An assembly language is a small set of codes that contains mnemonics for each individual command that a microprocessor can follow.
An assembly language is a small set of codes that contains an assembler for each individual command that a microprocessor can follow.
An assembly language is a small language that contains an assembler for each individual command that a microcontroller can follow.
An assembly language is a small language that contains a short word for each individual command that a microcontroller can follow.

Q18 Is this statement correct? “ROM as a program includes a pre-defined set of bytes that can store a limited amount of information,” __
TRUE
FALSE
Unsure
None of the Options

Q19 The two memories responsible for any microprocessor to function properly are __
Registers and Buffers
RAM and Registers
RAM and ROM
ROM and Registers

Q20 If a Windows 98 operating system is installed on a system which utilises muti-core microprocessor, will there be any significant enhancement over a single-core processor system which runs Windows Me, __
YES
NO
Not Sure
Options A and B

Q21 A muti-core processor refers to ?.
a microprocessor, that has two or more central processing units within one integrated circuit package.
a microprocessor, that has two or more ALUs within one integrated circuit package.
a microprocessor, that has two or more enhanced buffers within one integrated circuit package.
a microprocessor, that has two or more buffer cores within one integrated circuit package.

Q22 __ is the difference between an “x86 processor” and an “x64 processor.”
An “x86” processor is a microprocessor that is capable of processing information in 32-bit pieces while x64 processor is capable of processing only 64-bit instructions.
An “x86” processor is a microprocessor that is capable of processing information in 32-bit pieces while x64 processor is capable of processing not only 32-bit instructions, but also 64-bit instructions as well.
An “x86” processor is a microprocessor that is capable of processing information in 16-bit pieces while x64 processor is capable of processing only 32-bit instructions.
An “x86” processor is a microprocessor that is capable of processing information in 16-bit pieces while x64 processor is capable of processing not only 16-bit instructions, but also 32-bit instructions as well.

Q23 Microcontrollers and Microprocessors are used for the following types of applications except …
Signal Processing
Sensor monitoring
Throughput and Routing
None of the Options

Q24 The Motorola family of microprocessors is identified by __
508X10
680X0
78X00
80X86

Q25 The first microprocessors from Motorola can be described by the following except ?.
all were 8-bit devices
All had 8-bit data bus
They were capable of addressing 64 Kbytes of memory with a 16-bit address bus.
They had a clock frequency of 5MHz

Q26 The first Intel processor to present an internal floating-point unit (FPU) was ?��?
Intel 80286
Intel 80386
Intel 80486
Pentium

Q27 The various versions of the 8086 operated at clock frequencies of __
10MHz
20MHz
33MHz
All of the Options

Q28 The Pentium is ?��?��?
The first generation Intel microprocessor
The second generation Intel microprocessor
The third generation Intel microprocessor
The fifth generation Intel microprocessor

Q29 The acronym GPU stands for __
General Processing Unit
Graphics Producing Unit
Graphics Processing Unit
Group Processing Unit

Q30 The following are true about Programmable State Machines except ?.
They are high speed microprocessor that are designed for small and simple operations.
They have very small amount of program ROM available
They have limited scratch-pad RAM
They are frequently embedded directly into the design of a larger chip

Q31 The following defines embedded controlers except ?.
They are microcontrollers
They are are microprocessors with additional hardware integrated into a single chip
They have RAM, ROM, A/D and D/A converters and timers
None of the Options

Q32 The following are basic features of Superscalar Processors except ?��?
subclass of RISCs or CISCs
multiple instruction pipelines for overlapping execution of instructions
parallelism not necessarily exposed to the compiler
large register sets

Q33 The following are basic features of a Very Long Instruction Word (VLIW) except ?��?
many parallel functional units
multiple instruction pipelines for overlapping execution of instructions
statically determined instruction-level parallelism
large register sets

Q34 The following are basic features of a Reduced Instruction Set Computer (RISC) except ?��?
microprogrammed control logic
few addressing modes
one instruction per clock cycle
memory accesses by dedicated load/store instructions

Q35 The following are basic features of a complex instruction set computer (CISC) except ?��?
large number of complex addressing modes
different execution times for instructions
hard-wired control logic
few processor registers

Q36 The control lines that connect directly between the 8086 and the 8255 are used for ?.
to disable the 8255’s ports for a read or write operation
to enable the 8255’s ports for an ALU operation
to enable the 8255’s ports for a read or write operation
to enhance the 8255’s ports for faster ALU operation

Q37 Common microprocessor interface components include the following except ?
peripheral interface controller
an interrupt controller
Glue interrupt logic controller
buffers

Q38 The component which holds address received from PC, of next program instruction is called ?
Instruction Register/Decoder
Memory Address Register
Register Selector
General Purpose Registers

Q39 The location where the current instruction of a program is temporarly stored is ?..
Instruction Register/Decoder
Memory Address Register
Stack Pointer (SP)
Register Selector

Q40 ___ is a function of the Stack Pointer (SP)
to point to the memory address from which the previou byte was fetched
to point to the memory address from which the next byte is to be fetched
It points to a memory location in R/W memory
It points to a memory location inorder to implemet the JC (jump on Carry) instruction

Q41 __is the function of a program counter
pointing to the memory address from which the previou byte was fetched
pointing to the memory address from which the next byte is to be fetched
pointing to a memory location in R/W memory
pointing to a memory location inorder to implemet the JC (jump on Carry) instruction

Q42 __ flag is used to indicate that the sum of two numbers in the accumulator is larger than eight bits.
Overflow (OF)
Auxiliary Carry (AC)
Carry (CY)
Zero (Z)

Q43 The following are all flags of the ALU except ?
Sign (S)
Carry (CY)
Odd (O)
Zero (Z)

Q44 The ALU Has how many flip-flops
2
3
4
5

Q45 The 8085/8080A has __ general-purpose registers.
2
3
6
9

Q46 The 8085/8080A-programming model includes the following except ?
six registers
one accumulator
one flag register
two 8-bit registers

Q47 __ is not true about the ALU
performs the actual numerical
performs the logic operation
Uses data from accumulator to perform arithmetic
None of the Options

Q48 The 8085 microprocessor has six 16-bit general purpose register arranged in pairs, __
TRUE
FALSE
Unsure
None of the Options

Q49 The following are salient features of the 8085 microprocessor except ?.
It is an 8-bit microprocessor
It is manufactured with MIMOS technology
It has 16-bit address bus and hence can address up to 216 = 65536 bytes (64KB) memory locations
None of the Options

Q50 The opcode field of a coprocessor indicates ?.
the type of operation to be requested by the coprocessor
the type of operation to be executed by the coprocessor
the type of operation to be executed by the processor
All of the Options

Q51 The address field of a coprocessor indicates ?..
the address of a particular coprocessor
the address of a particular register
the address of a particular memory
All of the Options

Q52 There are __ fields in a coprocessor instruction.
2
3
4
5

Q53 A coprocessor is a __
a special processor chip or circuit board that assists the processor when it is overloded
a special processor chip or circuit board that assists the processor in performing specific tasks
a special processor chip or circuit board that assists the processor when it fails
a special processor chip or circuit board that assists the processor handle display issues

Q54 The following are technological innovations of microprocessors except ?.
Digital signal processors
Programmable logic devices
Transponders
5G-computers

Q55 The Alpha microprocessor was developed by ?..
Intel Corporation
Digital Equipment Corporation
Motorola Corporation
Dell Corporation

Q56 The microprocessor in Apple Macintosh and Power Macintosh systems is ?��?
Intel
XeonTM
Motorola
Dell

Q57 The following are true for Integrated circuits except ?..
Integrated circuits are miniature complex circuits consisting of semiconductor devices
semiconductor devices, are mainly resistors and capacitors
All elements that are formed upon or within a semiconductor, substrate is called a die.
The circuit configuration formed from a dia is called a chip

Q58 The following are true for CPU except ?��?
performs the system�??s calculating and processing
It is an integrated circuit that holds most of the works of a computer
It can fetch an instruction, process it and deliver an output
None of the Options

Q59 ___ is a correct statement.
Microprocessors are capable of accepting dicoded instructions for coding in groups of 16-, 32- bit word formats.
Microprocessors are capable of accepting coded instructions for execution in groups of 16-, 32- bit word formats.
Microprocessors are capable of accepting uncoded instructions for coding in groups of 8-, 18- bit word formats.
Microprocessors are capable of accepting multiplexed instructions for demultiplexing in groups of 16-, 32- bit word formats.

Q60 A typical microprocess contains ?��?.
the control unit, USB unit and the display unit
the compter unit, arithmetic/logic unit and the display
the control unit, USB unit and the memory
the control unit, arithmetic/logic unit and the registers

Q61 The ___ is the block which controls the use of the register stack.
Control register
Register selector
Decoder selector
Signal register

Q62 __ systems typically require to have low latency, and are very deadline driven.
Radio signal
Logic
Power
Signal processing

Q63 The acronym DSP represents the __
Digital Signal Processor
Digital Signal Processor
Digital Signal Processor
Digital Signal Processor

Q64 A microprocessor that is capable of processing information in 32-bit pieces is commonly referred to as the __ processor.
“x82”
“x80”
“x86″
‘x88”

Q65 The complex programmable logic systems consisting of several logic blocks connected via a programmable interconnect matrix is referred to as a ___
Digital Signal Processor
Programmable Logic Device
Coprocessor Signal Device
Transcommuter Logic Decice

Q66 The __ accesses and stores binary instructions into memory, or circuits that store bits.
RAM
Motherboard
Microprocessor
Register

Q67 Generally, an 8086 with the 16-bit internal data bus multiplied down to an 8-bit external bus is classified as a __ intel model
80186
8188
8080
8088

Q68 The microprocessor superscalar design, capable of issuing and retiring three instructions per clock .is the ___
PowerPC 480
PowerPC 601
PowerPC 510
PowerPC 801

Q69 All the following belong to the first generation of the 80X86 family except the __ .
8086
80186
8188
8080

Q70 Microprocessors with additional hardware integrated into a single chip are commonly referred to as ___.
Motor controllers
Prolog controllers
Logic controllers
Microcontrollers

Q71 Large number of complex addressing modes is typical of the __
CISC
ASIP
RISC
ASIC

Q72 The ___ feeds the address bus with addresses of location of the program under execution.
Programmable Address Register
Bus Address Register
Memory Address Register
Signal Address Register

Q73 Generally the ___interface designs are commonly known stepper motors.
8085
8080
8685
8255

Q74 The __ determined instruction-level parallelism is a key feature of Very Long Instruction Word .
Panoramic
Statically
Supersonic
Dynamically

Q75 Within the context of Microcomputers and Microprocessors, the acronym CISC represents ____
Complex Interpretation Set Computer
Control Interpretation Set Computers
Complex Instruction Set Computer
Control Instruction Set Computer

Q76 The programming model which encompasses six registers, one accumulator, and one flag register is the ___ model.
6085/8060A
8085/8080A
5085/6080A
6085/6080A

Q77 The __ is the temporary store for the current instruction of a program.
ROM register
Logic register
Instruction register
RAM register

Q78 The actual numerical and logic operation is carried out by the ___
Read-Write Unit
Programmable Unit
Digital Signal Unit
Arithmetic Logical Unit

Q79 The special processor chip that assists the processor in performing specific tasks is referred to as the __
Board processor
Coprocessor
Digital processor
Transprocessor

Q80 The 8085 microprocessor has the ___ address bus.
32-bit
8-bit
16-bit
64-bit

 

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