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This set of MCQs helps students to learn about symbol Table in compiler design which is an important data structure created and maintained by the compiler in order to keep track of semantics of variables i.e. it stores information about the scope and binding information about names, information about instances of various entities such as variable and function names, classes, objects, etc.
_________ register keeps tracks of the instructions stored in program stored in memory.
A three input NOR gate gives logic high output only when _____________
The load instruction is mostly used to designate a transfer from memory to a processor register known as _______.
Accumulator
Instruction Register
Program counter
Memory address Register
A group of bits that tell the computer to perform a specific operation is known as ________.
Instruction code
Micro-operation
Accumulator
Register
The average time required to reach a storage location in memory and obtain its contents is called __________.
Latency time
Access time
Turnaround time
Response time
A floating point number that has an O in the MSB of mantissa is said to have __________.
Overflow
Underflow
Important number
Undefined
The BSA instruction is ___________.
Branch and store accumulator
Branch and save return address
Branch and shift address
Branch and show accumulator
Translation from symbolic program into Binary is done in __________.
Two passes
Directly
Three passes
Four passes
The instruction ‘ORG O’ is a ______.
Machine Instruction
Pseudo instruction
High level instruction
Memory instruction
Memory unit accessed by content is called ______.
Read only memory
Programmable Memory
Virtual Memory
Associative Memory
PSW is saved in stack when there is a ________.
Interrupt recognized
Execution of RST instruction
Execution of CALL instruction
All of the mentioned
The multiplicand register & multiplier register of a hardware circuit implementing booth’s algorithm have (11101) & (1100). The result shall be ______.
(812)10
(-12)10
(12)10
(-812)10
The time interval between adjacent bits is called the __________.
Word-time
Bit-time
Turnaround time
Slice time
A k-bit field can specify any one of __________.
3k registers
2k registers
K2 registers
K3 registers
MIMD stands for __________.
Multiple instruction multiple data
Multiple instruction memory data
Memory instruction multiple data
Multiple information memory data
