61.The metal disks, which are permanently housed in sealed and contamination free containers are called?
(a) Hard disks
(b) Floppy disks
(c) Winchester disks
(d) Flexible disks
62. All modern computers operate on
(a) Information
(b) Floppies
(c) Data
(d) Word
63. Instructions and memory address are represented by
(a)Character code
(b) Binary codes
(c) Binary word
(d) Parity bit
64. The computer size was very large in
(a) First generation
(b) Second generation
(c) Third generation
(d) Fourth generation
65. Microprocessors as switching devices are for which generation computers
(a) First generation
(b) Second generation
(c) Third generation
(d) Fourth generation
66. UNIVAC is
(a) Universal automatic computer
(b) Universal array computer
(c) Unique automatic computer
(d) Unvalued automatic computer
67. Which of the following programming languages is widely used in computer science, engineering and also in business?
(a)COBOL
(b) FORTRAN
(c) PASCAL
(d) LISP
68. The first electronic digital computer contained
(a) Electronic valves
(b) Vacuum tube
(c) Transistors
(d) Semiconductor memory
69. The name of Centre for Development of Advanced Computing’s (C-DAC’s) next generation high performance, scalable, computing cluster, breaking the barrier of computing power of one teraflop is
(a) PARAM
(b) Chakra
(c) Shri
(d) None of the above
70. Normally, these computers are used in banking, airlines, and railways etc. for their applications.
They can accommodate more than 1,000 workstations simultaneously and can process data at a very high speed and can support concurrent programmes.
These are?
(a)Mainframe computers
(b) Micro computers
(c) Workstations
(d) Super computers