Top 350+ Solved Computer Architecture MCQ Questions Answer
Q. The register used to store the flags is called as
a. flag register
b. status register
c. test register
d. log register
Q. In some pipelined systems, a different instruction is used to add to numbers which can affect the flags upon
a. and gate
b. nand gate
c. nor gate
d. xor gate
Q. The most efficient method followed by computers to multiply two unsigned numbers is
a. booth algorithm
b. bit pair recording of multipliers
c. restoring algorithm
d. non restoring algorithm
Q. For the addition of large integers, most of the systems make use of
a. fast adders
b. full adders
c. carry look-ahead adders
d. none of the mentioned
Q. In a normal n-bit adder, to find out if an overflow as occurred we make use of
a. counter
b. flip flop
c. shift register
d. push down stack
Q. The collection of the above mentioned entities where data is stored is called
a. block
b. set
c. word
d. byte
Q. If a system is 64 bit machine, then the length of each word will be
a. 4 bytes
b. 8 bytes
c. 16 bytes
d. 12 bytes
Q. The type of memory assignment used in Intel processors is
a. little endian
b. big endian
c. medium endian
d. none of the mentioned
Q. When using the Big Endian assignment to store a number, the sign bit of the number is stored in
a. the higher order byte of the word
b. the lower order byte of the word
c. can’t say
d. none of the mentioned
Q. To get the physical address from the logical address generated by CPU we use
a. mar
b. mmu
c. overlays
d. tlb
Q. method is used to map logical addresses of variable length onto physical memory.
a. paging
b. overlays
c. segmentation
d. paging with segmentation
Q. During the transfer of data between the processor and memory we use
a. cache
b. tlb
c. buffers
d. registers
Q. Physical memory is divided into sets of finite size called as
a. frames
b. pages
c. blocks
d. vectors
Q. Add #%01011101,R1 , when this instruction is executed then
a. the binary addition between the operands takes place
b. the numerical value represented by the binary value is added to the value of r1
c. the addition doesn’t take place, whereas this is similar to a mov instruction
d. none of the mentioned