In 8085 microprocessor which of the following flag(s) is (are) affected by an arithmetic operation? (1) AC flag Only (2) CY flag Only (3) Z flag Only (4) AC, CY, Z flags Answer: 4 In 8085 microprocessor the address bus is of ……………….. bits. (1) 4 (2) 8 (3) 16 […]
PEARSON TEST OF ENGLISH (PTE) CBSE NET COMPUTER SCIENCE MATERIAL GATE COMPUTER SCIENCE MATERIAL COMPUTER SCIENCE MCQ ALL SUBJECTS
Pages : 1 2 3 4 5 Software does not wear-out in the traditional sense of the term, but software does tend to deteriorate as it evolves, because: (1) Software suffers from exposure to hostile environments. (2) Defects are more likely to arise after software has been used […]
Pages : 1 2 3 4 5 Consider the following program fragment in assembly language: mov ax, 0h mov cx, 0A h doloop: dec ax loop doloop What is the value of ax and cx registers after the completion of the doloop? (1) ax […]
Pages : 1 2 3 4 5 Consider an array representation of an n element binary heap where the elements are stored from index 1 to index n of the array. For the element stored at index i of the array (i< = n), the index of the […]
Pages : 1 2 3 4 5 ‘ptrdata‘ is a pointer to a data type. The expression *ptrdata++ is evaluated as (in C++): (1) *(ptrdata++) (2) (*ptrdata++) (3) *(ptrdata)++ (4) Depends on compiler Answer: 1 The associativity of which of the following operators is Left to Right, in […]
Pages : 1 2 3 4 5 If the time is now 4 O’clock, what will be the time after 101 hours from now? (1) 9 O’clock (2) 8 O’clock (3) 5 O’clock (4) 4 O’clock Answer: 1 Let m = (313)4 and n = (322)4. Find the base […]
CLICK HERE THE LINKS FOR 30 DAYS CHALLENGE FOR YOUR PREPARATION: 1. CBSE NET COMPUTER SCIENCE PREVIOUS PAPERS ( 1 TO 7 DAYS) 2. MOCK TESTS ( 8 DAY) 3. NUMERICAL QUESTIONS ALL SUBJECTS (9 TO 14 DAYS) 4. REVISION OF ABOVE YOU READ( 15 TO 16 DAYS) 5. CHECK YOU […]
LOGICAL ADDRESS WHICH IS GENERATED BY CPU. PHYSICAL ADDRESS WHICH IS GENERATED BY MEMORY UNIT. EXAMPLE A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (A) 14 […]
Question 1: Part A: You have been asked to design a cache with the following properties: Data words are 32 bits each A cache block will contain 2048 bits of data The cache is direct mapped The address supplied from the CPU is 32 bits long There are 2048 blocks […]
