CEA 201 Exam Questions With Correct
Answers A+
The ______ format is usually used to store data.
a) BCD
b) Decimal
c) Hexadecimald
d) Octal - Answer✔a) BCD
The 8-bit encoding format used to store data in a computer is _____
_a) ASCII
b) EBCDIC
c) ANCI
d) USCII - Answer✔b) EBCDIC
A source program is usually in - Answer✔c) High-level language
4. Which memory device is generally made of semiconductors?
a) RAM
b) Hard-disk
c) Floppy disk
d) Cd disk - Answer✔a) RAM
5. The small extremely fast, RAM's are called as _______
a) Cache
b) Heaps
c) Accumulators
d) Stacks - Answer✔a) Cache
The ALU makes use of _______ to store the intermediate results.
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a) Accumulators
b) Registers
c) Heap
d) Stack - Answer✔a) Accumulators
7. The control unit controls other units by generating ___________
a) Control signals
b) Timing signals
c) Transfer signals
d) Command Signals - Answer✔b) Timing signals
8. ______ are numbers and encoded characters, generally used as operands.
a) Input
b) Data
c) Information
d) Stored Values - Answer✔b) Data
The Input devices can send information to the processor.
a) When the SIN status flag is set
b) When the data arrives regardless of the SIN flag
c) Neither of the cases
d) Either of the cases - Answer✔a) When the SIN status flag is set
__ bus structure is usually used to connect I/O devices.
a) Single bus
b) Multiple bus
c) Star bus
d) Rambus - Answer✔a) Single bus
The I/O interface required to connect the I/O device to the bus consists of ______
a) Address decoder and registers
b) Control circuits
c) Address decoder, registers and Control circuits
d) Only Control circuits - Answer✔c) Address decoder, registers and Control circuits
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12. To reduce the memory access time we generally make use of ______
a) Heaps
b) Higher capacity RAM's
c) SDRAM's
d) Cache's - Answer✔d) Cache's
13. ______ is generally used to increase the apparent size of physical memory.
a) Secondary memory
b) Virtual memory
c) Hard-disk
d) Disks - Answer✔b) Virtual memory
14. MFC stands for ___________
a) Memory Format Caches
b) Memory Function Complete
c) Memory Find Command
d) Mass Format Command - Answer✔b) Memory Function Complete
The time delay between two successive initiations of memory operation _______
a) Memory access time
b) Memory search time
c) Memory cycle time
d) Instruction delay - Answer✔c) Memory cycle time
The decoded instruction is stored in ______
a) IR
b) PC
c) Registers
d) MDR - Answer✔a) IR
The instruction -> Add LOCA, R0 does _______
a) Adds the value of LOCA to R0 and stores in the temp register
b) Adds the value of R0 to the address of LOCA
c) Adds the values of both LOCA and R0 and stores it in R0
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d) Adds the value of LOCA with a value in accumulator and stores it in R0 - Answer✔c) Adds
the values of both LOCA and R0 and stores it in R0
Which registers can interact with the secondary storage?
a) MAR
b) PC
c) IR
d) R0 - Answer✔a) MAR
During the execution of a program which gets initialized first?
a) MDR
b) IR
c) PC
d) MAR - Answer✔c) PC
Which of the register/s of the processor is/are connected to Memory Bus?
a) PC
b) MAR
c) IR
d) Both PC and MAR - Answer✔b) MAR
ISP stands for _________
a) Instruction Set Processor
b) Information Standard Processing
c) Interchange Standard Protocol
d) Interrupt Service Procedure - Answer✔a) Instruction Set Processor
The internal components of the processor are connected by _______
a) Processor intra-connectivity circuitry
b) Processor bus
c) Memory bus
d) Rambus - Answer✔b) Processor bus
______ is used to choose between incrementing the PC or performing ALU operations.
a) Conditional codes