CEA201 EXAM QUESTIONS AND ANSWERS PASS GUARANTEED LATEST UPDATE

CEA201 EXAM QUESTIONS AND ANSWERS PASS GUARANTEED LATEST UPDATE The most fundamental type of machine instruction is the _________ instruction. a. conversion b. data transfer c. arithmetic d. logical - Answer-data transfer The _________ instruction includes an implied address. a. skip b. rotate c. stack d. push - Answer-skip Which of the following is a true statement? a. a procedure can be called from more than one location b. a procedure call can appear in a procedure c. each procedure call is matched by a return in the called program d. all of the above - Answer-all of the above The entire set of parameters, including return address, which is stored for a procedure invocation is referred to as a _________. a. branch b. stack frame c. pop d. push - Answer-stack frame Which ARM operation category includes logical instructions (AND, OR, XOR), add and subtract instructions, and test and compare instructions? a. data-processing instructions b. branch instructions c. load and store instructions d. extend instructions - Answer-data-processing instructions In the ARM architecture only _________ instructions access memory locations. a. data processing b. status register access c. load and store d. branch - Answer-load and store Which data type is defined in MMX? a. packed byte b. packed word c. packed doubleword d. all of the above - Answer-all of the above A branch instruction in which the branch is always taken is _________. a. conditional branch b. unconditional branch c. jump d. bi-endian - Answer-unconditional branch The advantage of __________ is that no memory reference other than the instruction fetch is required to obtain the operand. a. direct addressing b. immediate addressing c. register addressing d. stack addressing - Answer-immediate addressing The principal advantage of ___________ addressing is that it is a very simple form of addressing. a. displacement b. register c. stack d. direct - Answer-direct __________ has the advantage of large address space, however it has the disadvantage of multiple memory references. a. Indirect addressing b. Direct addressing c. Immediate addressing d. Stack addressing - Answer-Indirect addressing The advantages of _________ addressing are that only a small address field is needed in the instruction and no time-consuming memory references are required. a. direct b. indirect c. register d. displacement - Answer-register __________ has the advantage of flexibility, but the disadvantage of complexity. a. Stack addressing b. Displacement addressing c. Direct addressing d. Register addressing - Answer-Displacement addressing For _________, the address field references a main memory address and the referenced register contains a positive displacement from that address. a. indexing b. base-register addressing c. relative addressing d. all of the above - Answer-indexing Indexing performed after the indirection is __________. a. relative addressing b. autoindexing c. postindexing d. preindexing - Answer-postindexing For the _________ mode, the operand is included in the instruction. a. immediate b. base c. register d. displacement - Answer-immediate The only form of addressing for branch instructions is _________ addressing. a. register b. relative c. base d. immediate - Answer-immediate Which of the following interrelated factors go into determining the use of the addressing bits? a. number of operands b. number of register sets c. address range d. all of the above - Answer-all of the above _________ is a principle by which two variables are independent of each other. a. Opcode b. Orthogonality c. Completeness d. Autoindexing - Answer-Orthogonality The _________ was designed to provide a powerful and flexible instruction set within the constraints of a 16-bit minicomputer. a. PDP-1 b. PDP-8 c. PDP-11 d. PDP-10 - Answer-PDP-11 The __________ byte consists of three fields: the Scale field, the Index field and the Base field. a. SIB b. VAX c. PDP-11 d. ModR/M - Answer-SIB All instructions in the ARM architecture are __________ bits long and follow a regular format. a. 8 b. 16 c. 32 d. 64 - Answer-32 __________ is a design principle employed in designing the PDP-10 instruction set. a. Orthogonality b. Completeness c. Direct addressing d. All of the above - Answer-All of the above __________ are a set of storage locations. A. Processors B. PSWs C. Registers D. Control units - Answer-C The ________ controls the movement of data and instructions into and out of the processor. A. control unit B. ALU C. shifter D. branch - Answer-A ________ registers may be used only to hold data and cannot be employed in the calculation of an operand address. A. General purpose B. Data C. Address D. Condition code - Answer-B __________ are bits set by the processor hardware as the result of operations. A. MIPS B. Condition codes C. Stacks D. PSWs - Answer-B The _________ contains the address of an instruction to be fetched. A. instruction register B. memory address register C. memory buffer register D. program counter - Answer-D The _________ contains a word of data to be written to memory or the word most recently read. A. MAR B. PC C. MBR D. IR - Answer-C