DISA Review Questions - P1

The KEY components of IT Infrastructure are ___________________

• Users, Applications, DBMS, System Software, Network & Hardware

• Computing systems, satellite dishes, ISDN lines, Radio towers

• Concrete building, air conditioning, fire extinguishers, sprinklers

• Large servers, desktop computers, laptops, tablets

Auditors dealing with organizations deploying IT need to have ______________

• Adequate working knowledge of IT hardware & software

• Expertise in all areas of IT technology

• Thorough knowledge on the financial aspects alone

• Expertise both in financial and IT technology aspects

People, the most import element of information systems, comprise _________________

• Users of the system in the head office and branches

• All users of the system and all information system personnel

• All employees except information system personnel

• Employees involved with maintenance of the information system

Application software is a collection of programs which ______________

• Operates computer hardware & facilitates use of system software

• Exclusively use for generating applications to govt. bodies

• Addresses a real life problem for its end users

• Helps users generate complaints to IT services dept. alone

Hardware refers to___________________

• All computer parts except those which are soft, made of glass or plastic

• Devices performing Input, output, processing & data storage functions of a computer

• All connecting tubes, hoses, joints, cables and pipelines carrying IT cables

• All parts of the computer which are complex and hard to understand

The basic sequential steps of the machine cycle performed by the CPU are _____________

• Fetch, Decode, Execute and Store

• Decode, Execute, Store and Fetch

• Store, Fetch, Decode and Execute

• Execute, Fetch, Decode and Store

Cache memory ________________

• Is a large, slow memory which is no longer used in computers

• Helps bridge speed difference between Registers and Primary Memory

• Is a virtual memory which is an image of another memory

• Is a memory where only valuable, secret information is stored

Secondary Memory _______________

• Is volatile memory with large storage capacities

• Is non-volatile memory which is fast & responsive

• Is non-volatile memory with large storage capacities

• Involves higher cost per unit of information than RAM

One Megabyte is equal to ___________________

• 1024 x 1024 Bytes

• 1000 Kilobytes

• 1000 Bytes

• 1,000,000 Bytes

Unicode _____________

• Uses 16 Bytes for character coding & has replaced other major coding systems

• Uses 7 bits for character coding

• Uses 16 bits for character coding & has replaced other major coding systems

• Uses 8 bits for character coding